diff --git a/app/Http/Controllers/AppRegisterController.php b/app/Http/Controllers/AppRegisterController.php
new file mode 100644
index 000000000..3ebf4d8f9
--- /dev/null
+++ b/app/Http/Controllers/AppRegisterController.php
@@ -0,0 +1,80 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Request;
+use App\Models\AppRegister;
+use App\Mail\InAppRegisterEmailVerify;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Mail;
+
+class AppRegisterController extends Controller
+{
+    public function index(Request $request)
+    {
+        abort_unless(config('auth.iar') == true, 404);
+        // $open = (bool) config_cache('pixelfed.open_registration');
+        // if(!$open || $request->user()) {
+        if($request->user()) {
+            return redirect('/');
+        }
+        return view('auth.iar');
+    }
+
+    public function store(Request $request)
+    {
+        abort_unless(config('auth.iar') == true, 404);
+
+        $rules = [
+            'email' => 'required|email:rfc,dns,spoof,strict|unique:users,email|unique:app_registers,email',
+        ];
+
+        if ((bool) config_cache('captcha.enabled') && (bool) config_cache('captcha.active.register')) {
+            $rules['h-captcha-response'] = 'required|captcha';
+        }
+
+        $this->validate($request, $rules);
+
+        $email = $request->input('email');
+        $code = str_pad(random_int(0, 999999), 6, '0', STR_PAD_LEFT);
+
+        $exists = AppRegister::whereEmail($email)->where('created_at', '>', now()->subHours(24))->count();
+
+        if($exists && $exists > 3) {
+            $errorParams = http_build_query([
+                'status' => 'error',
+                'message' => 'Too many attempts, please try again later.'
+            ]);
+            return redirect("pixelfed://verifyEmail?{$errorParams}");
+        }
+
+        DB::beginTransaction();
+
+        $registration = AppRegister::create([
+            'email' => $email,
+            'verify_code' => $code,
+            'email_delivered_at' => now()
+        ]);
+
+        try {
+            Mail::to($email)->send(new InAppRegisterEmailVerify($code));
+        } catch (\Exception $e) {
+            DB::rollBack();
+            $errorParams = http_build_query([
+                'status' => 'error',
+                'message' => 'Failed to send verification code'
+            ]);
+            return redirect("pixelfed://verifyEmail?{$errorParams}");
+        }
+
+        DB::commit();
+
+        $queryParams = http_build_query([
+            'email' => $request->email,
+            'expires_in' => 3600,
+            'status' => 'success'
+        ]);
+
+        return redirect("pixelfed://verifyEmail?{$errorParams}");
+    }
+}
diff --git a/app/Mail/InAppRegisterEmailVerify.php b/app/Mail/InAppRegisterEmailVerify.php
new file mode 100644
index 000000000..81bc99926
--- /dev/null
+++ b/app/Mail/InAppRegisterEmailVerify.php
@@ -0,0 +1,55 @@
+<?php
+
+namespace App\Mail;
+
+use Illuminate\Bus\Queueable;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Mail\Mailable;
+use Illuminate\Mail\Mailables\Content;
+use Illuminate\Mail\Mailables\Envelope;
+use Illuminate\Queue\SerializesModels;
+
+class InAppRegisterEmailVerify extends Mailable
+{
+    use Queueable, SerializesModels;
+
+    public $code;
+
+    /**
+     * Create a new message instance.
+     */
+    public function __construct($code)
+    {
+        $this->code = $code;
+    }
+
+    /**
+     * Get the message envelope.
+     */
+    public function envelope(): Envelope
+    {
+        return new Envelope(
+            subject: config('pixelfed.domain.app') . ' - Verify Your Email Address',
+        );
+    }
+
+    /**
+     * Get the message content definition.
+     */
+    public function content(): Content
+    {
+        return new Content(
+            markdown: 'emails.iar.email_verify',
+        );
+    }
+
+    /**
+     * Get the attachments for the message.
+     *
+     * @return array<int, \Illuminate\Mail\Mailables\Attachment>
+     */
+    public function attachments(): array
+    {
+        return [];
+    }
+}
diff --git a/app/Models/AppRegister.php b/app/Models/AppRegister.php
new file mode 100644
index 000000000..220b4f365
--- /dev/null
+++ b/app/Models/AppRegister.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class AppRegister extends Model
+{
+    protected $guarded = [];
+}
diff --git a/config/auth.php b/config/auth.php
index b91d6042d..126d61cb3 100644
--- a/config/auth.php
+++ b/config/auth.php
@@ -112,4 +112,5 @@ return [
         ],
     ],
 
+    'iar' => env('APP_REGISTER', false),
 ];
diff --git a/database/migrations/2025_01_28_102016_create_app_registers_table.php b/database/migrations/2025_01_28_102016_create_app_registers_table.php
new file mode 100644
index 000000000..07121a139
--- /dev/null
+++ b/database/migrations/2025_01_28_102016_create_app_registers_table.php
@@ -0,0 +1,32 @@
+<?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::create('app_registers', function (Blueprint $table) {
+            $table->id();
+            $table->string('email');
+            $table->string('verify_code');
+            $table->unique(['email', 'verify_code']);
+            $table->timestamp('email_delivered_at')->nullable();
+            $table->timestamp('email_verified_at')->nullable();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('app_registers');
+    }
+};
diff --git a/resources/views/emails/iar/email_verify.blade.php b/resources/views/emails/iar/email_verify.blade.php
new file mode 100644
index 000000000..1f1a784ec
--- /dev/null
+++ b/resources/views/emails/iar/email_verify.blade.php
@@ -0,0 +1,31 @@
+@component('mail::message')
+<div class="otcontainer">
+
+## Verify Your Email Address
+        
+<p class="ottext">
+    Hello,
+</p>
+
+<p class="ottext">
+    Thank you for signing up to {{config('pixelfed.domain.app')}}!
+</p>
+
+<p class="ottext">
+    To complete your registration, please enter the following verification code:
+</p>
+
+<div class="otcode">
+    {{ $code }}
+</div>
+
+<p class="ottext">
+This code will expire in 60 minutes. If you didn't request this verification, please ignore this email.
+</p>
+
+<div class="otfooter">
+<p>If you're having trouble with the verification code, please contact our <a href="{{route('site.help')}}">support team</a>.</p>
+</div>
+
+</div>
+@endcomponent
diff --git a/resources/views/vendor/mail/html/themes/default.css b/resources/views/vendor/mail/html/themes/default.css
index e5a447178..e6738c709 100644
--- a/resources/views/vendor/mail/html/themes/default.css
+++ b/resources/views/vendor/mail/html/themes/default.css
@@ -290,3 +290,34 @@ img {
     font-size: 15px;
     text-align: center;
 }
+
+.otcontainer {
+    padding: 2rem;
+    max-width: 600px;
+    margin: 0 auto;
+    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
+}
+
+.otcode {
+    letter-spacing: 0.5rem;
+    font-size: 2rem;
+    font-weight: bold;
+    background-color: #f3f4f6;
+    padding: 1rem 2rem;
+    border-radius: 0.5rem;
+    margin: 2rem 0;
+    text-align: center;
+    color: #000000;
+}
+
+.ottext {
+    color: #374151;
+    line-height: 1.6;
+    margin: 1rem 0;
+}
+
+.otfooter {
+    margin-top: 2rem;
+    font-size: 0.875rem;
+    color: #6b7280;
+}
diff --git a/routes/web.php b/routes/web.php
index b9fbad7d9..8425c6e52 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -139,6 +139,9 @@ Route::domain(config('pixelfed.domain.app'))->middleware(['validemail', 'twofact
     Route::get('discover/places/{id}/{slug}', 'PlaceController@show');
     Route::get('discover/location/country/{country}', 'PlaceController@directoryCities');
 
+    Route::get('/i/app-email-verify', 'AppRegisterController@index');
+    Route::post('/i/app-email-verify', 'AppRegisterController@store');
+
     Route::group(['prefix' => 'i'], function () {
         Route::redirect('/', '/');
         Route::get('compose', 'StatusController@compose')->name('compose');