diff --git a/lib/providers.dart b/lib/providers.dart
index 8d8f1de..e1ee9c9 100644
--- a/lib/providers.dart
+++ b/lib/providers.dart
@@ -65,5 +65,5 @@ final annilProvider = ChangeNotifierProvider((final ref) => AnnilService(ref));
 final annivProvider = ChangeNotifierProvider((final ref) => AnnivService(ref));
 final playbackProvider =
     ChangeNotifierProvider((final ref) => PlaybackService(ref));
-final playingProvider = ChangeNotifierProvider(
-    (final ref) => ref.watch(playbackProvider.select((final p) => p.playing)));
+final playingProvider =
+    ChangeNotifierProvider((final ref) => ref.read(playbackProvider).playing);
diff --git a/lib/services/playback/playback_playing.dart b/lib/services/playback/playback_playing.dart
index 9ffaf81..b83f183 100644
--- a/lib/services/playback/playback_playing.dart
+++ b/lib/services/playback/playback_playing.dart
@@ -19,7 +19,7 @@ class PlayingTrack extends ChangeNotifier {
   late Debouncer progressNotifyDebouncer;
   PlayingTrack(this.ref) {
     progressNotifyDebouncer = Debouncer<void>(
-      milliseconds: 300,
+      milliseconds: 1000,
       action: notifyListeners,
     );
   }
diff --git a/lib/ui/bottom_player/bottom_player_mobile.dart b/lib/ui/bottom_player/bottom_player_mobile.dart
index ff86448..bafeb34 100644
--- a/lib/ui/bottom_player/bottom_player_mobile.dart
+++ b/lib/ui/bottom_player/bottom_player_mobile.dart
@@ -4,6 +4,7 @@ import 'package:annix/ui/widgets/cover.dart';
 import 'package:annix/ui/widgets/buttons/play_pause_button.dart';
 import 'package:annix/ui/widgets/swiper.dart';
 import 'package:annix/utils/context_extension.dart';
+import 'package:audio_video_progress_bar/audio_video_progress_bar.dart';
 import 'package:flutter/material.dart';
 import 'package:hooks_riverpod/hooks_riverpod.dart';
 
@@ -30,7 +31,7 @@ class MobileBottomPlayer extends StatelessWidget {
       ),
       height: height,
       child: Stack(
-        alignment: Alignment.bottomCenter,
+        alignment: Alignment.bottomLeft,
         children: [
           Row(
             mainAxisAlignment: MainAxisAlignment.spaceBetween,
@@ -46,17 +47,31 @@ class MobileBottomPlayer extends StatelessWidget {
               const FavoriteButton(),
               Padding(
                 padding: const EdgeInsets.only(right: 8.0),
-                child: PlayPauseButton.small(),
+                child: RepaintBoundary(child: PlayPauseButton.small()),
               ),
             ],
           ),
-          Consumer(builder: (context, ref, child) {
-            final playing = ref.watch(playingProvider);
-            return LinearProgressIndicator(
-              value: playing.progress,
-              minHeight: 2,
-            );
-          }),
+          LayoutBuilder(
+            builder: (context, constraints) {
+              return RepaintBoundary(
+                child: Consumer(
+                  builder: (context, ref, child) {
+                    final playing = ref.watch(playingProvider);
+                    return ProgressBar(
+                      progress: playing.position,
+                      total: playing.duration == Duration.zero
+                          ? playing.position
+                          : playing.duration,
+                      timeLabelLocation: TimeLabelLocation.none,
+                      thumbCanPaintOutsideBar: false,
+                      thumbRadius: 0,
+                      barHeight: 2,
+                    );
+                  },
+                ),
+              );
+            },
+          ),
         ],
       ),
     );
diff --git a/lib/ui/layout/layout.dart b/lib/ui/layout/layout.dart
index d6b1aa8..0453649 100644
--- a/lib/ui/layout/layout.dart
+++ b/lib/ui/layout/layout.dart
@@ -239,18 +239,23 @@ class AnnixLayout extends HookConsumerWidget {
         config: <Breakpoint, SlotLayoutConfig>{
           Breakpoints.small: SlotLayout.from(
             key: const Key('Bottom Navigation Small'),
-            builder: (context) => SizedBox(
-              height: currentHeight,
-              child: AnimatedOpacity(
-                duration: const Duration(milliseconds: 200),
-                opacity: opacity,
-                child: standardBottomNavigationBar(
-                  currentIndex: currentIndex,
-                  onDestinationSelected: onDestinationSelected,
-                  destinations: destinations,
-                ),
-              ),
-            ),
+            builder: (context) {
+              final bar = standardBottomNavigationBar(
+                currentIndex: currentIndex,
+                onDestinationSelected: onDestinationSelected,
+                destinations: destinations,
+              );
+              return SizedBox(
+                height: currentHeight,
+                child: opacity == 1
+                    ? bar
+                    : AnimatedOpacity(
+                        duration: const Duration(milliseconds: 200),
+                        opacity: opacity,
+                        child: bar,
+                      ),
+              );
+            },
           ),
         },
       ),
diff --git a/lib/ui/widgets/slide_up.dart b/lib/ui/widgets/slide_up.dart
index 7853b35..788a7d5 100644
--- a/lib/ui/widgets/slide_up.dart
+++ b/lib/ui/widgets/slide_up.dart
@@ -174,19 +174,21 @@ class _SlidingUpPanelState extends ConsumerState<SlidingUpPanel>
                         minHeight: widget.maxHeight,
                         maxHeight: widget.maxHeight,
                         alignment: Alignment.topCenter,
-                        child: FadeTransition(
-                          opacity: TweenSequence<double>([
-                            TweenSequenceItem<double>(
-                              tween: Tween<double>(begin: 0.0, end: 1.0),
-                              weight: 10,
-                            ),
-                            TweenSequenceItem<double>(
-                              tween: Tween<double>(begin: 1.0, end: 1.0),
-                              weight: 90,
-                            ),
-                          ]).animate(_ac),
-                          child: widget.panel,
-                        ),
+                        child: _ac.value == 0
+                            ? Container()
+                            : FadeTransition(
+                                opacity: TweenSequence<double>([
+                                  TweenSequenceItem<double>(
+                                    tween: Tween<double>(begin: 0.0, end: 1.0),
+                                    weight: 10,
+                                  ),
+                                  TweenSequenceItem<double>(
+                                    tween: Tween<double>(begin: 1.0, end: 1.0),
+                                    weight: 90,
+                                  ),
+                                ]).animate(_ac),
+                                child: widget.panel,
+                              ),
                       ),
 
                       // collapsed panel
diff --git a/lib/utils/debounce.dart b/lib/utils/debounce.dart
index a7457b3..e3a034a 100644
--- a/lib/utils/debounce.dart
+++ b/lib/utils/debounce.dart
@@ -11,11 +11,13 @@ class Debouncer<Args> {
   Debouncer({required this.milliseconds, required this.action});
 
   run() {
-    if (_timer != null && _timer!.isActive) {
+    if (_timer?.isActive == true) {
       return;
     }
 
-    _timer = Timer(Duration(milliseconds: milliseconds), action);
-    _timer = null;
+    _timer = Timer(Duration(milliseconds: milliseconds), () {
+      _timer = null;
+      action();
+    });
   }
 }