diff --git a/app/Http/Controllers/UserController.php b/app/Http/Controllers/UserController.php
index 51159dc..495a0dd 100644
--- a/app/Http/Controllers/UserController.php
+++ b/app/Http/Controllers/UserController.php
@@ -453,7 +453,59 @@ public function checkOTP(Request $request)
             'token' => $token,
         ]);
     }
+public function requestMobileVerification(Request $request)
+{
+    $data = $request->validate([
+        'mobile' => ['required', 'string', new MobileNumber],
+    ]);
 
+    $mobile = MobileNumberHelper::formatMobile($data['mobile']);
+
+    if (User::where('mobile', $mobile)->where('id', '!=', auth()->id())->exists()) {
+        return response()->json(['message' => 'mobile already taken'], 400);
+    }
+
+    $otp = rand(10000, 99999);
+
+    auth()->user()->otpTokens()->create([
+        'token' => $otp
+    ]);
+
+    SendOTPJob::dispatch($mobile, (string)$otp);
+
+    return response()->json(['message' => 'otp sent']);
+}
+
+public function confirmMobileVerification(Request $request)
+{
+    $data = $request->validate([
+        'mobile' => ['required', 'string', new MobileNumber],
+        'token'  => 'required|string'
+    ]);
+
+    $mobile = MobileNumberHelper::formatMobile($data['mobile']);
+    $user   = auth()->user();
+
+    $otp = $user->otpTokens()
+        ->where('token', $data['token'])
+        ->where('created_at', '>', now()->subMinutes(15))
+        ->first();
+
+    if (!$otp) {
+        return response()->json(['message' => 'invalid token'], 400);
+    }
+
+    $otp->delete();
+
+    $user->update([
+        'mobile' => $mobile,
+        'mobile_verified_at' => now(),
+    ]);
+
+    return response()->json([
+        'message' => 'mobile verified successfully'
+    ]);
+}
     public function updateProfile(Request $request)
     {
         $data = $request->validate([
diff --git a/app/Models/User.php b/app/Models/User.php
index bf20921..ed3c9cb 100644
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -20,6 +20,9 @@ class User extends Authenticatable
         'female' => 2,
     ];
     protected $guarded = [];
+    protected $casts = [
+    'mobile_verified_at' => 'datetime',
+];
     protected $hidden = [
         'password',
     ];
@@ -39,7 +42,10 @@ public function getFullNameAttribute()
     {
         return $this->first_name . ' ' . $this->last_name;
     }
-
+    public function hasVerifiedMobile(): bool
+    {
+        return !is_null($this->mobile_verified_at);
+    }
     public function getAvatarAttribute()
     {
         return isset($this->attributes['avatar']) ? url($this->attributes['avatar']) : null;
diff --git a/database/migrations/2026_02_24_234225_add_mobile_verified_at_to_users_table.php b/database/migrations/2026_02_24_234225_add_mobile_verified_at_to_users_table.php
new file mode 100644
index 0000000..2634172
--- /dev/null
+++ b/database/migrations/2026_02_24_234225_add_mobile_verified_at_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->timestamp('mobile_verified_at')->nullable()->after('mobile');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+             $table->dropColumn('mobile_verified_at');
+        });
+    }
+};
diff --git a/routes/api.php b/routes/api.php
index 7758e3b..417ca7e 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -55,6 +55,8 @@
                     Route::apiResource('reminders', ReminderController::class);
                 });
     Route::middleware('auth:sanctum')->group(function () {
+        Route::post('/verify-mobile/request', [UserController::class, 'requestMobileVerification']);
+    Route::post('/verify-mobile/confirm', [UserController::class, 'confirmMobileVerification']);
         Route::post('profile', [UserController::class, 'updateProfile']);