diff --git a/app/Http/Controllers/AdminController.php b/app/Http/Controllers/AdminController.php
index f75a5df7..d6f49319 100644
--- a/app/Http/Controllers/AdminController.php
+++ b/app/Http/Controllers/AdminController.php
@@ -79,11 +79,11 @@ class AdminController extends Controller
 
         })->handle();
 
-        $signIn = Option::form('sign_in', OptionForm::AUTO_DETECT, function($form)
+        $sign = Option::form('sign', OptionForm::AUTO_DETECT, function($form)
         {
             $form->group('sign_score')
-                ->text('sign_score_from')->addon(trans('options.sign_in.sign_score.addon1'))
-                ->text('sign_score_to')->addon(trans('options.sign_in.sign_score.addon2'));
+                ->text('sign_score_from')->addon(trans('options.sign.sign_score.addon1'))
+                ->text('sign_score_to')->addon(trans('options.sign.sign_score.addon2'));
 
             $form->group('sign_gap_time')->text('sign_gap_time')->addon();
 
@@ -99,7 +99,7 @@ class AdminController extends Controller
             'sign_score_to'   => @explode(',', option('sign_score'))[1]
         ]);
 
-        return view('admin.score', ['forms' => compact('rate', 'signIn')]);
+        return view('admin.score', ['forms' => compact('rate', 'sign')]);
     }
 
     public function options()
diff --git a/app/Http/Controllers/UserController.php b/app/Http/Controllers/UserController.php
index d37731a1..b3d07369 100644
--- a/app/Http/Controllers/UserController.php
+++ b/app/Http/Controllers/UserController.php
@@ -60,24 +60,24 @@ class UserController extends Controller
     }
 
     /**
-     * Handle user signing in.
+     * Handle user signing.
      *
      * @return void
      */
-    public function signIn()
+    public function sign()
     {
-        if ($this->user->canSignIn()) {
-            $acuiredScore = $this->user->signIn();
+        if ($this->user->canSign()) {
+            $acuiredScore = $this->user->sign();
 
             return json([
                 'errno'          => 0,
-                'msg'            => trans('user.sign-in-success', ['score' => $acuiredScore]),
+                'msg'            => trans('user.sign-success', ['score' => $acuiredScore]),
                 'score'          => $this->user->getScore(),
                 'storage'        => $this->calculatePercentageUsed($this->user->getStorageUsed(), option('score_per_storage')),
-                'remaining_time' => round($this->user->getSignInRemainingTime() / 3600)
+                'remaining_time' => round($this->user->getSignRemainingTime() / 3600)
             ]);
         } else {
-            return json(trans('user.cant-sign-in-until', ['time' => round($this->user->getSignInRemainingTime() / 3600)]), 1);
+            return json(trans('user.cant-sign-until', ['time' => round($this->user->getSignRemainingTime() / 3600)]), 1);
         }
     }
 
diff --git a/app/Models/User.php b/app/Models/User.php
index ce50aa49..7e2c52c4 100644
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -273,13 +273,13 @@ class User extends Model
     }
 
     /**
-     * Sign in for the user, return false if unavailable.
+     * Sign for the user, return false if unavailable.
      *
      * @return int|bool
      */
-    public function signIn()
+    public function sign()
     {
-        if ($this->canSignIn()) {
+        if ($this->canSign()) {
 
             $scoreLimits = explode(',', option('sign_score'));
             $acquiredScore = rand($scoreLimits[0], $scoreLimits[1]);
@@ -299,18 +299,18 @@ class User extends Model
      *
      * @return int Time in seconds.
      */
-    public function getSignInRemainingTime()
+    public function getSignRemainingTime()
     {
         // convert to timestamp
-        $lastSignInTime = Carbon::parse($this->getLastSignInTime());
+        $lastSignTime = Carbon::parse($this->getLastSignTime());
 
         if (option('sign_after_zero')) {
             return Carbon::now()->diffInSeconds(
-                (($lastSignInTime <= Carbon::today()) ? $lastSignInTime : Carbon::tomorrow())
+                (($lastSignTime <= Carbon::today()) ? $lastSignTime : Carbon::tomorrow())
             , false);
         }
 
-        return Carbon::now()->diffInSeconds($lastSignInTime->addSeconds(option('sign_gap_time') * 3600), false);
+        return Carbon::now()->diffInSeconds($lastSignTime->addSeconds(option('sign_gap_time') * 3600), false);
     }
 
     /**
@@ -318,9 +318,9 @@ class User extends Model
      *
      * @return bool
      */
-    public function canSignIn()
+    public function canSign()
     {
-        return ($this->getSignInRemainingTime() <= 0);
+        return ($this->getSignRemainingTime() <= 0);
     }
 
     /**
@@ -328,7 +328,7 @@ class User extends Model
      *
      * @return string Formatted time string.
      */
-    public function getLastSignInTime()
+    public function getLastSignTime()
     {
         return $this->last_sign_at;
     }
diff --git a/resources/assets/src/js/user/sign.js b/resources/assets/src/js/user/sign.js
index 449325ab..f0f90884 100644
--- a/resources/assets/src/js/user/sign.js
+++ b/resources/assets/src/js/user/sign.js
@@ -1,15 +1,16 @@
-/* exported signIn */
+/* exported sign */
 
-function signIn() {
+function sign() {
     fetch({
         type: 'POST',
-        url: url('user/sign-in'),
+        url: url('user/sign'),
         dataType: 'json'
     }).then(result => {
         if (result.errno == 0) {
             $('#score').html(result.score);
-            var dom = '<i class="fa fa-calendar-check-o"></i> &nbsp;' + trans('user.signInRemainingTime', { time: String(result.remaining_time) });
-            $('#sign-in-button').attr('disabled', 'disabled').html(dom);
+            var dom = '<i class="fa fa-calendar-check-o"></i> &nbsp;' + trans('user.signRemainingTime', { time: String(result.remaining_time) });
+
+            $('#sign-button').attr('disabled', 'disabled').html(dom);
 
             if (result.storage.used > 1024) {
                 $('#user-storage').html(`<b>${Math.round(result.storage.used)}</b>/ ${Math.round(result.storage.total)} MB`);
diff --git a/resources/lang/en/locale.js b/resources/lang/en/locale.js
index 2c880e1d..725247ce 100644
--- a/resources/lang/en/locale.js
+++ b/resources/lang/en/locale.js
@@ -79,7 +79,7 @@
             deleteNotice: 'Are you sure to delete this texture?'
         },
         user: {
-            signInRemainingTime: 'Available after :time hours',
+            signRemainingTime: 'Available after :time hours',
 
             // Closet
             emptyClosetMsg: '<p>Nothing in your closet...</p><p>Why not explore the <a href=":url">Skin Library</a> for a while?</p>',
diff --git a/resources/lang/en/options.yml b/resources/lang/en/options.yml
index f6b65ff0..d28b4d0e 100644
--- a/resources/lang/en/options.yml
+++ b/resources/lang/en/options.yml
@@ -47,8 +47,8 @@ rate:
     addon: scores = 1 player
   user_initial_score: User Initial Score
 
-sign_in:
-  title: Signing In
+sign:
+  title: Signing
 
   sign_score:
     title: Score Granted
diff --git a/resources/lang/en/user.yml b/resources/lang/en/user.yml
index aee3142b..d314bc7f 100644
--- a/resources/lang/en/user.yml
+++ b/resources/lang/en/user.yml
@@ -5,11 +5,11 @@ used:
 
 cur-score: Current Score
 score-notice: Click the score to show introduction.
-sign-in: Sign In
-sign-in-success: Signed in successfully. You got :score scores.
-cant-sign-in-until: You can't sign in in :time hours
-last-sign-in: Last signed in at :time
-sign-in-remain-time: Available after :time hours
+sign: Sign
+sign-success: Signed successfully. You got :score scores.
+cant-sign-until: You can't sign in in :time hours
+last-sign: Last signed at :time
+sign-remain-time: Available after :time hours
 announcement: Announcement
 
 score-intro:
diff --git a/resources/lang/zh_CN/locale.js b/resources/lang/zh_CN/locale.js
index 24a4066b..3f0cef04 100644
--- a/resources/lang/zh_CN/locale.js
+++ b/resources/lang/zh_CN/locale.js
@@ -81,7 +81,7 @@
             deleteNotice: '真的要删除此材质吗？'
         },
         user: {
-            signInRemainingTime: ':time 小时后可签到',
+            signRemainingTime: ':time 小时后可签到',
 
             // Closet
             emptyClosetMsg: '<p>衣柜里啥都没有哦~</p><p>去<a href=":url">皮肤库</a>看看吧~</p>',
diff --git a/resources/lang/zh_CN/options.yml b/resources/lang/zh_CN/options.yml
index 72b43abc..58beb710 100644
--- a/resources/lang/zh_CN/options.yml
+++ b/resources/lang/zh_CN/options.yml
@@ -47,7 +47,7 @@ rate:
     addon: 积分 = 一个角色
   user_initial_score: 新用户默认积分
 
-sign_in:
+sign:
   title: 签到配置
 
   sign_score:
diff --git a/resources/lang/zh_CN/user.yml b/resources/lang/zh_CN/user.yml
index 3b10455e..93a092e4 100644
--- a/resources/lang/zh_CN/user.yml
+++ b/resources/lang/zh_CN/user.yml
@@ -5,11 +5,11 @@ used:
 
 cur-score: 当前积分
 score-notice: 点击积分查看说明
-sign-in: 每日签到
-sign-in-success: 签到成功，获得了 :score 积分~
-cant-sign-in-until: :time 小时后才能再次签到哦~
-last-sign-in: 上次签到于 :time
-sign-in-remain-time: :time 小时后可签到
+sign: 每日签到
+sign-success: 签到成功，获得了 :score 积分~
+cant-sign-until: :time 小时后才能再次签到哦~
+last-sign: 上次签到于 :time
+sign-remain-time: :time 小时后可签到
 announcement: 公告
 
 score-intro:
diff --git a/resources/views/admin/score.tpl b/resources/views/admin/score.tpl
index 538862bf..4980a50b 100644
--- a/resources/views/admin/score.tpl
+++ b/resources/views/admin/score.tpl
@@ -21,7 +21,7 @@
             </div>
 
             <div class="col-md-6">
-                {!! $forms['signIn']->render() !!}
+                {!! $forms['sign']->render() !!}
             </div>
 
         </div>
diff --git a/resources/views/user/index.tpl b/resources/views/user/index.tpl
index aaa7aeb9..7d6012ad 100644
--- a/resources/views/user/index.tpl
+++ b/resources/views/user/index.tpl
@@ -69,13 +69,13 @@
                         </div><!-- /.row -->
                     </div><!-- ./box-body -->
                     <div class="box-footer">
-                        @if ($user->canSignIn())
-                        <button id="sign-in-button" class="btn btn-primary pull-left" onclick="signIn()">
-                            <i class="fa fa-calendar-check-o" aria-hidden="true"></i> &nbsp;{{ trans('user.sign-in') }}
+                        @if ($user->canSign())
+                        <button id="sign-button" class="btn btn-primary pull-left" onclick="sign()">
+                            <i class="fa fa-calendar-check-o" aria-hidden="true"></i> &nbsp;{{ trans('user.sign') }}
                         </button>
                         @else
-                        <button class="btn btn-primary pull-left" title="{{ trans('user.last-sign-in', ['time' => $user->getLastSignInTime()]) }}" disabled="disabled">
-                            <i class="fa fa-calendar-check-o" aria-hidden="true"></i> &nbsp;{{ trans('user.sign-in-remain-time', ['time' => round($user->getSignInRemainingTime() / 3600)]) }}
+                        <button class="btn btn-primary pull-left" title="{{ trans('user.last-sign', ['time' => $user->getLastSignTime()]) }}" disabled="disabled">
+                            <i class="fa fa-calendar-check-o" aria-hidden="true"></i> &nbsp;{{ trans('user.sign-remain-time', ['time' => round($user->getSignRemainingTime() / 3600)]) }}
                         </button>
                         @endif
                     </div><!-- /.box-footer -->
diff --git a/routes/web.php b/routes/web.php
index 466cd5c0..c4ef9be3 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -45,7 +45,7 @@ Route::group(['prefix' => 'auth'], function ()
 Route::group(['middleware' => 'auth', 'prefix' => 'user'], function ()
 {
     Route::any ('',                      'UserController@index');
-    Route::any ('/sign-in',              'UserController@signIn');
+    Route::any ('/sign',                 'UserController@sign');
 
     // Profile
     Route::get ('/profile',              'UserController@profile');