diff --git a/app/Enums/User/ReferralSource.php b/app/Enums/User/ReferralSource.php
new file mode 100644
index 00000000..11f3b9df
--- /dev/null
+++ b/app/Enums/User/ReferralSource.php
@@ -0,0 +1,21 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Enums\User;
+
+enum ReferralSource: string
+{
+    case Google = 'google';
+    case X = 'x';
+    case LinkedIn = 'linkedin';
+    case YouTube = 'youtube';
+    case TikTok = 'tiktok';
+    case Instagram = 'instagram';
+    case Reddit = 'reddit';
+    case ProductHunt = 'product_hunt';
+    case AiAssistant = 'ai_assistant';
+    case Friend = 'friend';
+    case Blog = 'blog';
+    case Other = 'other';
+}
diff --git a/app/Http/Controllers/App/OnboardingController.php b/app/Http/Controllers/App/OnboardingController.php
index e78a502f..a9628a22 100644
--- a/app/Http/Controllers/App/OnboardingController.php
+++ b/app/Http/Controllers/App/OnboardingController.php
@@ -9,7 +9,9 @@
 use App\Enums\SocialAccount\Platform as SocialPlatform;
 use App\Enums\User\Goal;
 use App\Enums\User\Persona;
+use App\Enums\User\ReferralSource;
 use App\Http\Requests\App\Onboarding\StoreOnboardingGoalsRequest;
+use App\Http\Requests\App\Onboarding\StoreOnboardingReferralSourceRequest;
 use App\Http\Requests\App\Onboarding\StoreOnboardingRequest;
 use App\Http\Resources\App\SocialAccountResource;
 use App\Models\Account;
@@ -110,6 +112,63 @@ public function storeGoals(StoreOnboardingGoalsRequest $request, PostHogService
             'goals' => $goals,
         ]);
 
+        return redirect()->route('app.onboarding.referral-source');
+    }
+
+    public function referralSource(Request $request): Response|RedirectResponse
+    {
+        if (config('trypost.self_hosted')) {
+            return redirect()->route('app.calendar');
+        }
+
+        $user = $request->user();
+
+        if ($user->account?->subscribed(Account::SUBSCRIPTION_NAME)) {
+            return redirect()->route('app.calendar');
+        }
+
+        if (! $user->persona) {
+            return redirect()->route('app.onboarding');
+        }
+
+        if (! $user->goals) {
+            return redirect()->route('app.onboarding.goals');
+        }
+
+        return Inertia::render('onboarding/ReferralSource', [
+            'sources' => array_map(fn (ReferralSource $source): string => $source->value, ReferralSource::cases()),
+            'selected' => $user->referral_source?->value,
+        ]);
+    }
+
+    public function storeReferralSource(StoreOnboardingReferralSourceRequest $request, PostHogService $postHog): RedirectResponse
+    {
+        if (config('trypost.self_hosted')) {
+            return redirect()->route('app.calendar');
+        }
+
+        $user = $request->user();
+
+        if ($user->account?->subscribed(Account::SUBSCRIPTION_NAME)) {
+            return redirect()->route('app.calendar');
+        }
+
+        if (! $user->persona) {
+            return redirect()->route('app.onboarding');
+        }
+
+        if (! $user->goals) {
+            return redirect()->route('app.onboarding.goals');
+        }
+
+        $referralSource = (string) $request->validated('referral_source');
+
+        $user->update(['referral_source' => $referralSource]);
+
+        $postHog->identify($user->id, [
+            'referral_source' => $referralSource,
+        ]);
+
         return redirect()->route('app.onboarding.connect');
     }
 
@@ -133,6 +192,10 @@ public function connect(Request $request): Response|RedirectResponse
             return redirect()->route('app.onboarding.goals');
         }
 
+        if (! $user->referral_source) {
+            return redirect()->route('app.onboarding.referral-source');
+        }
+
         $workspace = $user->currentWorkspace;
 
         if (! $workspace) {
diff --git a/app/Http/Requests/App/Onboarding/StoreOnboardingReferralSourceRequest.php b/app/Http/Requests/App/Onboarding/StoreOnboardingReferralSourceRequest.php
new file mode 100644
index 00000000..47c9a5ae
--- /dev/null
+++ b/app/Http/Requests/App/Onboarding/StoreOnboardingReferralSourceRequest.php
@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Http\Requests\App\Onboarding;
+
+use App\Enums\User\ReferralSource;
+use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Validation\Rule;
+
+class StoreOnboardingReferralSourceRequest extends FormRequest
+{
+    public function authorize(): bool
+    {
+        return true;
+    }
+
+    /**
+     * @return array<string, mixed>
+     */
+    public function rules(): array
+    {
+        return [
+            'referral_source' => ['required', Rule::enum(ReferralSource::class)],
+        ];
+    }
+}
diff --git a/app/Models/User.php b/app/Models/User.php
index d8b11ebe..dc06e3e9 100644
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -6,6 +6,7 @@
 
 use App\Enums\Notification\Type as NotificationType;
 use App\Enums\User\Persona;
+use App\Enums\User\ReferralSource;
 use App\Models\Traits\HasMedia;
 use App\Models\Traits\HasWorkspace;
 use Database\Factories\UserFactory;
@@ -45,6 +46,7 @@ class User extends Authenticatable implements MustVerifyEmail, OAuthenticatable
         'registration_ip',
         'persona',
         'goals',
+        'referral_source',
     ];
 
     /**
@@ -80,6 +82,7 @@ protected function casts(): array
             'two_factor_confirmed_at' => 'datetime',
             'persona' => Persona::class,
             'goals' => 'array',
+            'referral_source' => ReferralSource::class,
         ];
     }
 
diff --git a/database/migrations/2026_07_18_184130_add_referral_source_to_users_table.php b/database/migrations/2026_07_18_184130_add_referral_source_to_users_table.php
new file mode 100644
index 00000000..bc97aab6
--- /dev/null
+++ b/database/migrations/2026_07_18_184130_add_referral_source_to_users_table.php
@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->string('referral_source')->nullable()->after('goals');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->dropColumn('referral_source');
+        });
+    }
+};
diff --git a/lang/ar/onboarding.php b/lang/ar/onboarding.php
index 1eb9d9d6..5103f1d3 100644
--- a/lang/ar/onboarding.php
+++ b/lang/ar/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => 'مجرد استكشاف في الوقت الحالي',
         'other' => 'شيء آخر',
     ],
+    'referral_source_title' => 'كيف وجدتنا؟',
+    'referral_source_description' => 'يساعدنا هذا على فهم كيفية اكتشاف الأشخاص لـ TryPost.',
+    'referral_source' => [
+        'google' => 'Google أو البحث',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram أو Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'مساعد ذكاء اصطناعي (ChatGPT، Claude…)',
+        'friend' => 'صديق أو زميل',
+        'blog' => 'مدونة أو نشرة إخبارية أو مقال',
+        'other' => 'شيء آخر',
+    ],
     'connect' => [
         'title' => 'اربط شبكتك الأولى',
         'description' => 'اربط حسابًا اجتماعيًا واحدًا على الأقل لبدء الجدولة. يمكنك إضافة المزيد في أي وقت.',
diff --git a/lang/de/onboarding.php b/lang/de/onboarding.php
index a3b93c47..9ccf8ad7 100644
--- a/lang/de/onboarding.php
+++ b/lang/de/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => 'Ich schaue mich vorerst nur um',
         'other' => 'Etwas anderes',
     ],
+    'referral_source_title' => 'Wie hast du uns gefunden?',
+    'referral_source_description' => 'Das hilft uns zu verstehen, wie Menschen TryPost entdecken.',
+    'referral_source' => [
+        'google' => 'Google oder Suche',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram oder Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'KI-Assistent (ChatGPT, Claude…)',
+        'friend' => 'Freund oder Kollege',
+        'blog' => 'Blog, Newsletter oder Artikel',
+        'other' => 'Etwas anderes',
+    ],
     'connect' => [
         'title' => 'Verbinde dein erstes Netzwerk',
         'description' => 'Verknüpfe mindestens ein Social-Media-Konto, um mit der Planung zu beginnen. Du kannst jederzeit weitere hinzufügen.',
diff --git a/lang/el/onboarding.php b/lang/el/onboarding.php
index 4da5de0a..d0eccc36 100644
--- a/lang/el/onboarding.php
+++ b/lang/el/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => 'Απλώς εξερευνώ προς το παρόν',
         'other' => 'Κάτι άλλο',
     ],
+    'referral_source_title' => 'Πώς μας βρήκατε;',
+    'referral_source_description' => 'Αυτό μας βοηθά να καταλάβουμε πώς οι άνθρωποι ανακαλύπτουν το TryPost.',
+    'referral_source' => [
+        'google' => 'Google ή αναζήτηση',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram ή Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'Βοηθός AI (ChatGPT, Claude…)',
+        'friend' => 'Φίλος ή συνάδελφος',
+        'blog' => 'Blog, newsletter ή άρθρο',
+        'other' => 'Κάτι άλλο',
+    ],
     'connect' => [
         'title' => 'Συνδέστε το πρώτο σας δίκτυο',
         'description' => 'Συνδέστε τουλάχιστον έναν λογαριασμό κοινωνικού δικτύου για να ξεκινήσετε τον προγραμματισμό. Μπορείτε να προσθέσετε κι άλλους ανά πάσα στιγμή.',
diff --git a/lang/en/onboarding.php b/lang/en/onboarding.php
index 75768dd0..e76cf671 100644
--- a/lang/en/onboarding.php
+++ b/lang/en/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => 'Just exploring for now',
         'other' => 'Something else',
     ],
+    'referral_source_title' => 'How did you find us?',
+    'referral_source_description' => 'This helps us understand how people discover TryPost.',
+    'referral_source' => [
+        'google' => 'Google or search',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram or Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'AI assistant (ChatGPT, Claude…)',
+        'friend' => 'Friend or colleague',
+        'blog' => 'Blog, newsletter or article',
+        'other' => 'Something else',
+    ],
     'connect' => [
         'title' => 'Connect your first network',
         'description' => 'Link at least one social account to start scheduling. You can add more anytime.',
diff --git a/lang/es/onboarding.php b/lang/es/onboarding.php
index f612aa85..4fb16d04 100644
--- a/lang/es/onboarding.php
+++ b/lang/es/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => 'Solo estoy explorando por ahora',
         'other' => 'Otra cosa',
     ],
+    'referral_source_title' => '¿Cómo nos encontraste?',
+    'referral_source_description' => 'Esto nos ayuda a entender cómo la gente descubre TryPost.',
+    'referral_source' => [
+        'google' => 'Google o búsqueda',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram o Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'Asistente de IA (ChatGPT, Claude…)',
+        'friend' => 'Amigo o colega',
+        'blog' => 'Blog, newsletter o artículo',
+        'other' => 'Otra cosa',
+    ],
     'connect' => [
         'title' => 'Conecta tu primera red',
         'description' => 'Vincula al menos una cuenta social para empezar a programar. Puedes añadir más cuando quieras.',
diff --git a/lang/fr/onboarding.php b/lang/fr/onboarding.php
index 15181f96..7d103c10 100644
--- a/lang/fr/onboarding.php
+++ b/lang/fr/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => 'Je découvre pour l\'instant',
         'other' => 'Autre chose',
     ],
+    'referral_source_title' => 'Comment nous avez-vous connus ?',
+    'referral_source_description' => 'Cela nous aide à comprendre comment les gens découvrent TryPost.',
+    'referral_source' => [
+        'google' => 'Google ou recherche',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram ou Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'Assistant IA (ChatGPT, Claude…)',
+        'friend' => 'Ami ou collègue',
+        'blog' => 'Blog, newsletter ou article',
+        'other' => 'Autre chose',
+    ],
     'connect' => [
         'title' => 'Connectez votre premier réseau',
         'description' => 'Associez au moins un compte social pour commencer à programmer. Vous pourrez en ajouter d\'autres à tout moment.',
diff --git a/lang/it/onboarding.php b/lang/it/onboarding.php
index 120827b1..0beba033 100644
--- a/lang/it/onboarding.php
+++ b/lang/it/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => 'Sto solo dando un\'occhiata',
         'other' => 'Qualcos\'altro',
     ],
+    'referral_source_title' => 'Come ci hai trovato?',
+    'referral_source_description' => 'Questo ci aiuta a capire come le persone scoprono TryPost.',
+    'referral_source' => [
+        'google' => 'Google o ricerca',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram o Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'Assistente IA (ChatGPT, Claude…)',
+        'friend' => 'Amico o collega',
+        'blog' => 'Blog, newsletter o articolo',
+        'other' => 'Qualcos\'altro',
+    ],
     'connect' => [
         'title' => 'Collega la tua prima rete',
         'description' => 'Collega almeno un account social per iniziare a programmare. Puoi aggiungerne altri in qualsiasi momento.',
diff --git a/lang/ja/onboarding.php b/lang/ja/onboarding.php
index a0eda22b..db92adcf 100644
--- a/lang/ja/onboarding.php
+++ b/lang/ja/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => '今はまだ様子を見ている',
         'other' => 'その他',
     ],
+    'referral_source_title' => 'どこで私たちを知りましたか？',
+    'referral_source_description' => 'これは、人々がどのように TryPost を見つけるかを理解するのに役立ちます。',
+    'referral_source' => [
+        'google' => 'Google または検索',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram または Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'AI アシスタント（ChatGPT、Claude など）',
+        'friend' => '友人または同僚',
+        'blog' => 'ブログ、ニュースレター、記事',
+        'other' => 'その他',
+    ],
     'connect' => [
         'title' => '最初のネットワークを接続',
         'description' => 'スケジュールを始めるには、少なくとも 1 つのソーシャルアカウントを連携してください。後からいつでも追加できます。',
diff --git a/lang/ko/onboarding.php b/lang/ko/onboarding.php
index 0fa817ae..fc954799 100644
--- a/lang/ko/onboarding.php
+++ b/lang/ko/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => '지금은 둘러보는 중',
         'other' => '다른 것',
     ],
+    'referral_source_title' => '저희를 어떻게 알게 되셨나요?',
+    'referral_source_description' => '사람들이 TryPost를 어떻게 발견하는지 파악하는 데 도움이 됩니다.',
+    'referral_source' => [
+        'google' => 'Google 또는 검색',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram 또는 Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'AI 어시스턴트 (ChatGPT, Claude 등)',
+        'friend' => '친구 또는 동료',
+        'blog' => '블로그, 뉴스레터 또는 기사',
+        'other' => '기타',
+    ],
     'connect' => [
         'title' => '첫 네트워크 연결',
         'description' => '예약을 시작하려면 소셜 계정을 하나 이상 연결하세요. 언제든지 추가할 수 있습니다.',
diff --git a/lang/nl/onboarding.php b/lang/nl/onboarding.php
index 472dd851..424cfe42 100644
--- a/lang/nl/onboarding.php
+++ b/lang/nl/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => 'Voorlopig gewoon aan het verkennen',
         'other' => 'Iets anders',
     ],
+    'referral_source_title' => 'Hoe heb je ons gevonden?',
+    'referral_source_description' => 'Dit helpt ons te begrijpen hoe mensen TryPost ontdekken.',
+    'referral_source' => [
+        'google' => 'Google of zoekmachine',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram of Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'AI-assistent (ChatGPT, Claude…)',
+        'friend' => 'Vriend of collega',
+        'blog' => 'Blog, nieuwsbrief of artikel',
+        'other' => 'Iets anders',
+    ],
     'connect' => [
         'title' => 'Koppel je eerste netwerk',
         'description' => 'Koppel ten minste één social account om te beginnen met plannen. Je kunt er altijd meer toevoegen.',
diff --git a/lang/pl/onboarding.php b/lang/pl/onboarding.php
index f4ae046c..91092398 100644
--- a/lang/pl/onboarding.php
+++ b/lang/pl/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => 'Na razie tylko się rozglądam',
         'other' => 'Coś innego',
     ],
+    'referral_source_title' => 'Jak nas znalazłeś?',
+    'referral_source_description' => 'To pomaga nam zrozumieć, jak ludzie odkrywają TryPost.',
+    'referral_source' => [
+        'google' => 'Google lub wyszukiwarka',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram lub Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'Asystent AI (ChatGPT, Claude…)',
+        'friend' => 'Znajomy lub współpracownik',
+        'blog' => 'Blog, newsletter lub artykuł',
+        'other' => 'Coś innego',
+    ],
     'connect' => [
         'title' => 'Połącz swoją pierwszą sieć',
         'description' => 'Połącz co najmniej jedno konto społecznościowe, aby zacząć planować. Więcej możesz dodać w dowolnym momencie.',
diff --git a/lang/pt-BR/onboarding.php b/lang/pt-BR/onboarding.php
index ae9ed497..12ad7962 100644
--- a/lang/pt-BR/onboarding.php
+++ b/lang/pt-BR/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => 'Só dando uma olhada por enquanto',
         'other' => 'Outra coisa',
     ],
+    'referral_source_title' => 'Como você nos encontrou?',
+    'referral_source_description' => 'Isso nos ajuda a entender como as pessoas descobrem o TryPost.',
+    'referral_source' => [
+        'google' => 'Google ou busca',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram ou Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'Assistente de IA (ChatGPT, Claude…)',
+        'friend' => 'Amigo ou colega',
+        'blog' => 'Blog, newsletter ou artigo',
+        'other' => 'Outra coisa',
+    ],
     'connect' => [
         'title' => 'Conecte sua primeira rede',
         'description' => 'Vincule pelo menos uma conta social para começar a agendar. Você pode adicionar mais quando quiser.',
diff --git a/lang/ru/onboarding.php b/lang/ru/onboarding.php
index 0930a22a..d7b64add 100644
--- a/lang/ru/onboarding.php
+++ b/lang/ru/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => 'Пока просто знакомлюсь',
         'other' => 'Что-то ещё',
     ],
+    'referral_source_title' => 'Как вы нас нашли?',
+    'referral_source_description' => 'Это помогает нам понять, как люди узнают о TryPost.',
+    'referral_source' => [
+        'google' => 'Google или поиск',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram или Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'ИИ-ассистент (ChatGPT, Claude…)',
+        'friend' => 'Друг или коллега',
+        'blog' => 'Блог, рассылка или статья',
+        'other' => 'Что-то другое',
+    ],
     'connect' => [
         'title' => 'Подключите первую сеть',
         'description' => 'Привяжите хотя бы один социальный аккаунт, чтобы начать планировать. Вы можете добавить другие в любой момент.',
diff --git a/lang/tr/onboarding.php b/lang/tr/onboarding.php
index 93afaae7..b54630a4 100644
--- a/lang/tr/onboarding.php
+++ b/lang/tr/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => 'Şimdilik sadece keşfetmek',
         'other' => 'Başka bir şey',
     ],
+    'referral_source_title' => 'Bizi nasıl buldunuz?',
+    'referral_source_description' => 'İnsanların TryPost\'u nasıl keşfettiğini anlamamıza yardımcı olur.',
+    'referral_source' => [
+        'google' => 'Google veya arama',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram veya Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'Yapay zeka asistanı (ChatGPT, Claude…)',
+        'friend' => 'Arkadaş veya meslektaş',
+        'blog' => 'Blog, bülten veya makale',
+        'other' => 'Başka bir şey',
+    ],
     'connect' => [
         'title' => 'İlk ağınızı bağlayın',
         'description' => 'Zamanlamaya başlamak için en az bir sosyal hesap bağlayın. İstediğiniz zaman daha fazlasını ekleyebilirsiniz.',
diff --git a/lang/zh/onboarding.php b/lang/zh/onboarding.php
index e9a11103..9761ce99 100644
--- a/lang/zh/onboarding.php
+++ b/lang/zh/onboarding.php
@@ -33,6 +33,22 @@
         'just_exploring' => '目前只是随便看看',
         'other' => '其他需求',
     ],
+    'referral_source_title' => '您是如何找到我们的？',
+    'referral_source_description' => '这有助于我们了解人们是如何发现 TryPost 的。',
+    'referral_source' => [
+        'google' => 'Google 或搜索',
+        'x' => 'X (Twitter)',
+        'linkedin' => 'LinkedIn',
+        'youtube' => 'YouTube',
+        'tiktok' => 'TikTok',
+        'instagram' => 'Instagram 或 Threads',
+        'reddit' => 'Reddit',
+        'product_hunt' => 'Product Hunt',
+        'ai_assistant' => 'AI 助手（ChatGPT、Claude 等）',
+        'friend' => '朋友或同事',
+        'blog' => '博客、新闻通讯或文章',
+        'other' => '其他',
+    ],
     'connect' => [
         'title' => '连接你的第一个平台',
         'description' => '至少关联一个社交账号即可开始排期。你可以随时添加更多。',
diff --git a/resources/js/pages/onboarding/ReferralSource.vue b/resources/js/pages/onboarding/ReferralSource.vue
new file mode 100644
index 00000000..76afe58b
--- /dev/null
+++ b/resources/js/pages/onboarding/ReferralSource.vue
@@ -0,0 +1,135 @@
+<script setup lang="ts">
+import { Head, useForm } from '@inertiajs/vue3';
+import {
+    IconArrowRight,
+    IconArticle,
+    IconBrandGoogle,
+    IconBrandInstagram,
+    IconBrandLinkedin,
+    IconBrandProducthunt,
+    IconBrandReddit,
+    IconBrandTiktok,
+    IconBrandX,
+    IconBrandYoutube,
+    IconCheck,
+    IconDots,
+    IconSparkles,
+    IconUsers,
+} from '@tabler/icons-vue';
+import { trans } from 'laravel-vue-i18n';
+import type { FunctionalComponent } from 'vue';
+
+import { Button } from '@/components/ui/button';
+import { store } from '@/routes/app/onboarding/referral-source';
+
+const props = defineProps<{
+    sources: string[];
+    selected?: string | null;
+}>();
+
+const form = useForm<{ referral_source: string }>({ referral_source: props.selected ?? '' });
+
+const sourceMeta: Record<string, { icon: FunctionalComponent; color: string }> = {
+    google: { icon: IconBrandGoogle, color: 'text-blue-600' },
+    x: { icon: IconBrandX, color: 'text-foreground' },
+    linkedin: { icon: IconBrandLinkedin, color: 'text-sky-700' },
+    youtube: { icon: IconBrandYoutube, color: 'text-red-600' },
+    tiktok: { icon: IconBrandTiktok, color: 'text-foreground' },
+    instagram: { icon: IconBrandInstagram, color: 'text-fuchsia-600' },
+    reddit: { icon: IconBrandReddit, color: 'text-orange-600' },
+    product_hunt: { icon: IconBrandProducthunt, color: 'text-orange-500' },
+    ai_assistant: { icon: IconSparkles, color: 'text-violet-700' },
+    friend: { icon: IconUsers, color: 'text-emerald-600' },
+    blog: { icon: IconArticle, color: 'text-amber-600' },
+    other: { icon: IconDots, color: 'text-foreground' },
+};
+
+const sourceIcon = (value: string): FunctionalComponent => sourceMeta[value]?.icon ?? IconDots;
+
+const sourceColor = (value: string): string => sourceMeta[value]?.color ?? 'text-foreground';
+
+const sourceLabel = (value: string): string => trans(`onboarding.referral_source.${value}`);
+
+const isSelected = (value: string): boolean => form.referral_source === value;
+
+const select = (value: string): void => {
+    form.referral_source = value;
+};
+
+const submit = (): void => {
+    if (form.referral_source === '' || form.processing) {
+        return;
+    }
+
+    form.post(store.url());
+};
+</script>
+
+<template>
+    <Head :title="$t('onboarding.referral_source_title')" />
+
+    <section class="relative min-h-screen overflow-hidden bg-background">
+        <div
+            class="pointer-events-none absolute inset-0 opacity-[0.06]"
+            style="background-image: radial-gradient(circle, #0a0a0a 1px, transparent 1px); background-size: 28px 28px;"
+        />
+        <div class="pointer-events-none absolute -top-20 right-0 size-[560px] rounded-full bg-violet-200/50 blur-3xl" />
+
+        <div class="relative mx-auto flex min-h-screen max-w-3xl flex-col justify-center px-6 py-12">
+            <div class="mx-auto mb-10 max-w-xl space-y-3 text-center">
+                <h1
+                    class="text-balance text-3xl font-normal leading-[1.1] tracking-tight text-foreground sm:text-4xl"
+                    style="font-family: var(--font-display);"
+                >
+                    {{ $t('onboarding.referral_source_title') }}
+                </h1>
+                <p class="text-balance text-base text-muted-foreground">
+                    {{ $t('onboarding.referral_source_description') }}
+                </p>
+            </div>
+
+            <div class="grid grid-cols-1 gap-4 sm:grid-cols-2 lg:grid-cols-3">
+                <button
+                    v-for="source in sources"
+                    :key="source"
+                    type="button"
+                    :class="[
+                        'relative flex cursor-pointer flex-col items-start gap-3 rounded-2xl border-2 border-foreground p-5 text-left shadow-2xs transition-shadow hover:shadow-md',
+                        isSelected(source) ? 'bg-violet-100' : 'bg-card',
+                    ]"
+                    @click="select(source)"
+                >
+                    <span class="inline-flex size-10 items-center justify-center rounded-2xl border-2 border-foreground bg-card shadow-2xs">
+                        <component
+                            :is="sourceIcon(source)"
+                            :class="[sourceColor(source), 'size-5']"
+                            stroke-width="2.25"
+                        />
+                    </span>
+                    <span class="text-base font-bold tracking-tight text-foreground">
+                        {{ sourceLabel(source) }}
+                    </span>
+                    <span
+                        v-if="isSelected(source)"
+                        class="absolute right-4 top-4 inline-flex size-5 items-center justify-center rounded-full border-2 border-foreground bg-foreground"
+                    >
+                        <IconCheck class="size-3 text-background" stroke-width="3" />
+                    </span>
+                </button>
+            </div>
+
+            <div class="mx-auto mt-10 flex w-full max-w-sm flex-col items-center gap-3">
+                <Button
+                    type="button"
+                    size="lg"
+                    class="w-full rounded-full"
+                    :disabled="form.referral_source === '' || form.processing"
+                    @click="submit"
+                >
+                    {{ $t('onboarding.continue') }}
+                    <IconArrowRight class="size-4" />
+                </Button>
+            </div>
+        </div>
+    </section>
+</template>
diff --git a/routes/app.php b/routes/app.php
index c368be17..75969ac0 100644
--- a/routes/app.php
+++ b/routes/app.php
@@ -61,6 +61,8 @@
     Route::post('onboarding', [OnboardingController::class, 'store'])->name('app.onboarding.store');
     Route::get('onboarding/goals', [OnboardingController::class, 'goals'])->name('app.onboarding.goals');
     Route::post('onboarding/goals', [OnboardingController::class, 'storeGoals'])->name('app.onboarding.goals.store');
+    Route::get('onboarding/referral-source', [OnboardingController::class, 'referralSource'])->name('app.onboarding.referral-source');
+    Route::post('onboarding/referral-source', [OnboardingController::class, 'storeReferralSource'])->name('app.onboarding.referral-source.store');
     Route::get('onboarding/connect', [OnboardingController::class, 'connect'])->name('app.onboarding.connect');
     Route::post('onboarding/connect', [OnboardingController::class, 'checkout'])->name('app.onboarding.checkout');
     Route::get('billing/processing', [BillingController::class, 'processing'])->name('app.billing.processing');
diff --git a/tests/Feature/Onboarding/OnboardingControllerTest.php b/tests/Feature/Onboarding/OnboardingControllerTest.php
index 21c00f74..92f1a0dc 100644
--- a/tests/Feature/Onboarding/OnboardingControllerTest.php
+++ b/tests/Feature/Onboarding/OnboardingControllerTest.php
@@ -7,6 +7,7 @@
 use App\Enums\SocialAccount\Platform;
 use App\Enums\User\Goal;
 use App\Enums\User\Persona;
+use App\Enums\User\ReferralSource;
 use App\Jobs\PostHog\SendEvent;
 use App\Models\Account;
 use App\Models\Plan;
@@ -182,11 +183,11 @@ function subscribeOnboardingAccount(Account $account): void
         'goals' => [Goal::JustExploring->value, Goal::SaveTime->value],
     ]);
 
-    $response->assertRedirect(route('app.onboarding.connect'));
+    $response->assertRedirect(route('app.onboarding.referral-source'));
     expect($this->user->fresh()->goals)->toBe([Goal::JustExploring->value, Goal::SaveTime->value]);
 });
 
-test('goals store saves the goals, mirrors to PostHog and advances to the connect step', function () {
+test('goals store saves the goals, mirrors to PostHog and advances to the referral-source step', function () {
     config(['services.posthog.enabled' => true, 'services.posthog.api_key' => 'phc_test']);
     Bus::fake();
 
@@ -196,7 +197,7 @@ function subscribeOnboardingAccount(Account $account): void
         'goals' => [Goal::SaveTime->value, Goal::AiContent->value],
     ]);
 
-    $response->assertRedirect(route('app.onboarding.connect'));
+    $response->assertRedirect(route('app.onboarding.referral-source'));
     expect($this->user->fresh()->goals)->toBe([Goal::SaveTime->value, Goal::AiContent->value]);
 
     Bus::assertDispatched(SendEvent::class);
@@ -212,7 +213,7 @@ function subscribeOnboardingAccount(Account $account): void
         'goals' => [Goal::JustExploring->value],
     ]);
 
-    $response->assertRedirect(route('app.onboarding.connect'));
+    $response->assertRedirect(route('app.onboarding.referral-source'));
     expect($this->user->fresh()->goals)->toBe([Goal::JustExploring->value]);
 
     Bus::assertDispatched(SendEvent::class);
@@ -239,6 +240,136 @@ function subscribeOnboardingAccount(Account $account): void
     expect($this->user->fresh()->goals)->toBeNull();
 });
 
+test('referral source renders the source selection for an account that picked persona and goals', function () {
+    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value]]);
+
+    $response = $this->actingAs($this->user->fresh())->get(route('app.onboarding.referral-source'));
+
+    $response->assertOk();
+    $response->assertInertia(fn ($page) => $page
+        ->component('onboarding/ReferralSource')
+        ->has('sources', count(ReferralSource::cases()))
+    );
+});
+
+test('referral source redirects to the persona step when no persona was chosen', function () {
+    $response = $this->actingAs($this->user)->get(route('app.onboarding.referral-source'));
+
+    $response->assertRedirect(route('app.onboarding'));
+});
+
+test('referral source redirects to the goals step when a persona was chosen but no goals', function () {
+    $this->user->update(['persona' => Persona::Agency->value]);
+
+    $response = $this->actingAs($this->user->fresh())->get(route('app.onboarding.referral-source'));
+
+    $response->assertRedirect(route('app.onboarding.goals'));
+});
+
+test('referral source redirects to calendar in self-hosted mode', function () {
+    config(['trypost.self_hosted' => true]);
+
+    $response = $this->actingAs($this->user)->get(route('app.onboarding.referral-source'));
+
+    $response->assertRedirect(route('app.calendar'));
+});
+
+test('referral source redirects to calendar when already subscribed', function () {
+    subscribeOnboardingAccount($this->user->account);
+
+    $response = $this->actingAs($this->user->fresh())->get(route('app.onboarding.referral-source'));
+
+    $response->assertRedirect(route('app.calendar'));
+});
+
+test('referral source store requires a source', function () {
+    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value]]);
+
+    $response = $this->actingAs($this->user->fresh())->post(route('app.onboarding.referral-source.store'), []);
+
+    $response->assertSessionHasErrors('referral_source');
+    expect($this->user->fresh()->referral_source)->toBeNull();
+});
+
+test('referral source store rejects an invalid source', function () {
+    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value]]);
+
+    $response = $this->actingAs($this->user->fresh())->post(route('app.onboarding.referral-source.store'), [
+        'referral_source' => 'not-a-source',
+    ]);
+
+    $response->assertSessionHasErrors('referral_source');
+    expect($this->user->fresh()->referral_source)->toBeNull();
+});
+
+test('referral source store saves the source, mirrors to PostHog and advances to the connect step', function () {
+    config(['services.posthog.enabled' => true, 'services.posthog.api_key' => 'phc_test']);
+    Bus::fake();
+
+    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value]]);
+
+    $response = $this->actingAs($this->user->fresh())->post(route('app.onboarding.referral-source.store'), [
+        'referral_source' => ReferralSource::ProductHunt->value,
+    ]);
+
+    $response->assertRedirect(route('app.onboarding.connect'));
+    expect($this->user->fresh()->referral_source)->toBe(ReferralSource::ProductHunt);
+
+    Bus::assertDispatched(SendEvent::class);
+});
+
+test('referral source store redirects to the persona step when no persona was chosen', function () {
+    $response = $this->actingAs($this->user)->post(route('app.onboarding.referral-source.store'), [
+        'referral_source' => ReferralSource::Google->value,
+    ]);
+
+    $response->assertRedirect(route('app.onboarding'));
+    expect($this->user->fresh()->referral_source)->toBeNull();
+});
+
+test('referral source store redirects to the goals step when no goals were chosen', function () {
+    $this->user->update(['persona' => Persona::Agency->value]);
+
+    $response = $this->actingAs($this->user->fresh())->post(route('app.onboarding.referral-source.store'), [
+        'referral_source' => ReferralSource::Google->value,
+    ]);
+
+    $response->assertRedirect(route('app.onboarding.goals'));
+    expect($this->user->fresh()->referral_source)->toBeNull();
+});
+
+test('referral source store does nothing in self-hosted mode', function () {
+    config(['trypost.self_hosted' => true]);
+    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value]]);
+
+    $response = $this->actingAs($this->user->fresh())->post(route('app.onboarding.referral-source.store'), [
+        'referral_source' => ReferralSource::Google->value,
+    ]);
+
+    $response->assertRedirect(route('app.calendar'));
+    expect($this->user->fresh()->referral_source)->toBeNull();
+});
+
+test('referral source store redirects an already-subscribed account to the calendar', function () {
+    subscribeOnboardingAccount($this->user->account);
+
+    $response = $this->actingAs($this->user->fresh())->post(route('app.onboarding.referral-source.store'), [
+        'referral_source' => ReferralSource::Google->value,
+    ]);
+
+    $response->assertRedirect(route('app.calendar'));
+    expect($this->user->fresh()->referral_source)->toBeNull();
+});
+
+test('connect redirects to the referral-source step when persona and goals chosen but no source', function () {
+    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value]]);
+    onboardingWorkspace($this->user);
+
+    $response = $this->actingAs($this->user->fresh())->get(route('app.onboarding.connect'));
+
+    $response->assertRedirect(route('app.onboarding.referral-source'));
+});
+
 test('connect redirects to the goals step when a persona was chosen but no goals', function () {
     $this->user->update(['persona' => Persona::Agency->value]);
     onboardingWorkspace($this->user);
@@ -249,7 +380,7 @@ function subscribeOnboardingAccount(Account $account): void
 });
 
 test('connect renders the network grid for an unsubscribed account that picked a persona', function () {
-    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value]]);
+    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value], 'referral_source' => ReferralSource::Google->value]);
     onboardingWorkspace($this->user);
 
     $response = $this->actingAs($this->user->fresh())->get(route('app.onboarding.connect'));
@@ -264,7 +395,7 @@ function subscribeOnboardingAccount(Account $account): void
 });
 
 test('connect passes the workspace plan so the client can fire begin_checkout', function () {
-    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value]]);
+    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value], 'referral_source' => ReferralSource::Google->value]);
     onboardingWorkspace($this->user);
 
     $plan = Plan::where('slug', Slug::Workspace)->firstOrFail();
@@ -280,7 +411,7 @@ function subscribeOnboardingAccount(Account $account): void
 });
 
 test('connect offers a single linkedin card and no standalone linkedin page card', function () {
-    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value]]);
+    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value], 'referral_source' => ReferralSource::Google->value]);
     onboardingWorkspace($this->user);
 
     $response = $this->actingAs($this->user->fresh())->get(route('app.onboarding.connect'));
@@ -295,7 +426,7 @@ function subscribeOnboardingAccount(Account $account): void
 });
 
 test('connect lists the workspace social accounts already connected', function () {
-    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value]]);
+    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value], 'referral_source' => ReferralSource::Google->value]);
     $workspace = onboardingWorkspace($this->user);
     SocialAccount::factory()->create(['workspace_id' => $workspace->id]);
 
@@ -391,7 +522,7 @@ function subscribeOnboardingAccount(Account $account): void
 });
 
 test('connect redirects to workspace creation when no workspace exists', function () {
-    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value]]);
+    $this->user->update(['persona' => Persona::Agency->value, 'goals' => [Goal::SaveTime->value], 'referral_source' => ReferralSource::Google->value]);
 
     $response = $this->actingAs($this->user->fresh())->get(route('app.onboarding.connect'));
 
@@ -410,12 +541,17 @@ function subscribeOnboardingAccount(Account $account): void
     $this->actingAs($this->user->fresh())->post(route('app.onboarding.store'), ['persona' => Persona::Creator->value])
         ->assertRedirect(route('app.onboarding.goals'));
 
-    // Goals advances to connect.
+    // Goals advances to the referral-source step.
     $this->actingAs($this->user->fresh())->post(route('app.onboarding.goals.store'), [
         'goals' => [Goal::AiContent->value, Goal::SaveTime->value],
+    ])->assertRedirect(route('app.onboarding.referral-source'));
+
+    // Referral source advances to connect.
+    $this->actingAs($this->user->fresh())->post(route('app.onboarding.referral-source.store'), [
+        'referral_source' => ReferralSource::Friend->value,
     ])->assertRedirect(route('app.onboarding.connect'));
 
-    // Connect renders now that persona, goals and a workspace are present.
+    // Connect renders now that persona, goals, a source and a workspace are present.
     $this->actingAs($this->user->fresh())->get(route('app.onboarding.connect'))->assertOk();
 
     // Checkout blocks until a network is connected.
@@ -435,6 +571,7 @@ function subscribeOnboardingAccount(Account $account): void
 
     expect($this->user->fresh()->persona)->toBe(Persona::Creator);
     expect($this->user->fresh()->goals)->toBe([Goal::AiContent->value, Goal::SaveTime->value]);
+    expect($this->user->fresh()->referral_source)->toBe(ReferralSource::Friend);
 });
 
 test('a self-hosted user never enters the onboarding flow', function () {
@@ -445,7 +582,7 @@ function subscribeOnboardingAccount(Account $account): void
     $this->actingAs($this->user->fresh())->get(route('app.calendar'))->assertOk();
 
     // Every onboarding step just bounces to the calendar.
-    foreach (['app.onboarding', 'app.onboarding.goals', 'app.onboarding.connect'] as $routeName) {
+    foreach (['app.onboarding', 'app.onboarding.goals', 'app.onboarding.referral-source', 'app.onboarding.connect'] as $routeName) {
         $this->actingAs($this->user->fresh())->get(route($routeName))->assertRedirect(route('app.calendar'));
     }
 });