diff --git a/app/lib/features/geckoview/domain/providers/tab_state.dart b/app/lib/features/geckoview/domain/providers/tab_state.dart
index 6c5a6ddb..c978d024 100644
--- a/app/lib/features/geckoview/domain/providers/tab_state.dart
+++ b/app/lib/features/geckoview/domain/providers/tab_state.dart
@@ -254,3 +254,15 @@ AsyncValue<String?> selectedTabContainerId(Ref ref) {
 
   return const AsyncData(null);
 }
+
+@Riverpod()
+Stream<int> selectedTabScrollY(Ref ref, Duration sampleTime) {
+  final tabId = ref.watch(selectedTabProvider);
+  final eventService = ref.watch(eventServiceProvider);
+
+  return eventService.scrollEvent
+      .where((event) => event.tabId == tabId)
+      .sampleTime(sampleTime)
+      .map((event) => event.scrollY)
+      .asBroadcastStream();
+}
diff --git a/app/lib/features/geckoview/domain/providers/tab_state.g.dart b/app/lib/features/geckoview/domain/providers/tab_state.g.dart
index 0c71e5d0..a8023ab1 100644
--- a/app/lib/features/geckoview/domain/providers/tab_state.g.dart
+++ b/app/lib/features/geckoview/domain/providers/tab_state.g.dart
@@ -193,6 +193,128 @@ final selectedTabContainerIdProvider = Provider<AsyncValue<String?>>.internal(
 @Deprecated('Will be removed in 3.0. Use Ref instead')
 // ignore: unused_element
 typedef SelectedTabContainerIdRef = ProviderRef<AsyncValue<String?>>;
+String _$selectedTabScrollYHash() =>
+    r'7ca7cccfa7ebb7f13e0d7c096ce6c93f9e220cb5';
+
+/// See also [selectedTabScrollY].
+@ProviderFor(selectedTabScrollY)
+const selectedTabScrollYProvider = SelectedTabScrollYFamily();
+
+/// See also [selectedTabScrollY].
+class SelectedTabScrollYFamily extends Family<AsyncValue<int>> {
+  /// See also [selectedTabScrollY].
+  const SelectedTabScrollYFamily();
+
+  /// See also [selectedTabScrollY].
+  SelectedTabScrollYProvider call(Duration sampleTime) {
+    return SelectedTabScrollYProvider(sampleTime);
+  }
+
+  @override
+  SelectedTabScrollYProvider getProviderOverride(
+    covariant SelectedTabScrollYProvider provider,
+  ) {
+    return call(provider.sampleTime);
+  }
+
+  static const Iterable<ProviderOrFamily>? _dependencies = null;
+
+  @override
+  Iterable<ProviderOrFamily>? get dependencies => _dependencies;
+
+  static const Iterable<ProviderOrFamily>? _allTransitiveDependencies = null;
+
+  @override
+  Iterable<ProviderOrFamily>? get allTransitiveDependencies =>
+      _allTransitiveDependencies;
+
+  @override
+  String? get name => r'selectedTabScrollYProvider';
+}
+
+/// See also [selectedTabScrollY].
+class SelectedTabScrollYProvider extends AutoDisposeStreamProvider<int> {
+  /// See also [selectedTabScrollY].
+  SelectedTabScrollYProvider(Duration sampleTime)
+    : this._internal(
+        (ref) => selectedTabScrollY(ref as SelectedTabScrollYRef, sampleTime),
+        from: selectedTabScrollYProvider,
+        name: r'selectedTabScrollYProvider',
+        debugGetCreateSourceHash: const bool.fromEnvironment('dart.vm.product')
+            ? null
+            : _$selectedTabScrollYHash,
+        dependencies: SelectedTabScrollYFamily._dependencies,
+        allTransitiveDependencies:
+            SelectedTabScrollYFamily._allTransitiveDependencies,
+        sampleTime: sampleTime,
+      );
+
+  SelectedTabScrollYProvider._internal(
+    super._createNotifier, {
+    required super.name,
+    required super.dependencies,
+    required super.allTransitiveDependencies,
+    required super.debugGetCreateSourceHash,
+    required super.from,
+    required this.sampleTime,
+  }) : super.internal();
+
+  final Duration sampleTime;
+
+  @override
+  Override overrideWith(
+    Stream<int> Function(SelectedTabScrollYRef provider) create,
+  ) {
+    return ProviderOverride(
+      origin: this,
+      override: SelectedTabScrollYProvider._internal(
+        (ref) => create(ref as SelectedTabScrollYRef),
+        from: from,
+        name: null,
+        dependencies: null,
+        allTransitiveDependencies: null,
+        debugGetCreateSourceHash: null,
+        sampleTime: sampleTime,
+      ),
+    );
+  }
+
+  @override
+  AutoDisposeStreamProviderElement<int> createElement() {
+    return _SelectedTabScrollYProviderElement(this);
+  }
+
+  @override
+  bool operator ==(Object other) {
+    return other is SelectedTabScrollYProvider &&
+        other.sampleTime == sampleTime;
+  }
+
+  @override
+  int get hashCode {
+    var hash = _SystemHash.combine(0, runtimeType.hashCode);
+    hash = _SystemHash.combine(hash, sampleTime.hashCode);
+
+    return _SystemHash.finish(hash);
+  }
+}
+
+@Deprecated('Will be removed in 3.0. Use Ref instead')
+// ignore: unused_element
+mixin SelectedTabScrollYRef on AutoDisposeStreamProviderRef<int> {
+  /// The parameter `sampleTime` of this provider.
+  Duration get sampleTime;
+}
+
+class _SelectedTabScrollYProviderElement
+    extends AutoDisposeStreamProviderElement<int>
+    with SelectedTabScrollYRef {
+  _SelectedTabScrollYProviderElement(super.provider);
+
+  @override
+  Duration get sampleTime => (origin as SelectedTabScrollYProvider).sampleTime;
+}
+
 String _$tabStatesHash() => r'66cff6a7b36328ee23b89fdd53046987b346bfcd';
 
 /// See also [TabStates].
diff --git a/app/lib/features/geckoview/features/browser/presentation/screens/browser.dart b/app/lib/features/geckoview/features/browser/presentation/screens/browser.dart
index 6080f20d..d4bf5590 100644
--- a/app/lib/features/geckoview/features/browser/presentation/screens/browser.dart
+++ b/app/lib/features/geckoview/features/browser/presentation/screens/browser.dart
@@ -99,7 +99,7 @@ class BrowserScreen extends HookConsumerWidget {
           ),
         ),
         child: Scaffold(
-          bottomNavigationBar: Consumer(
+          bottomNavigationBar: HookConsumer(
             builder: (context, ref, child) {
               final tabInFullScreen = ref.watch(
                 selectedTabStateProvider.select(
@@ -107,8 +107,30 @@ class BrowserScreen extends HookConsumerWidget {
                 ),
               );
 
+              final hidden = useState(false);
+              final diffAcc = useRef(0.0);
+
+              ref.listen(
+                selectedTabScrollYProvider(const Duration(milliseconds: 250)),
+                (previous, next) {
+                  if (previous?.valueOrNull != null &&
+                      next.valueOrNull != null) {
+                    final diff = previous!.value! - next.value!;
+                    if (diff < 0) {
+                      diffAcc.value += diff;
+                      if (diffAcc.value.abs() > kToolbarHeight * 2) {
+                        hidden.value = true;
+                      }
+                    } else if (diff > 0) {
+                      diffAcc.value = 0.0;
+                      hidden.value = false;
+                    }
+                  }
+                },
+              );
+
               return Visibility(
-                visible: !tabInFullScreen,
+                visible: !tabInFullScreen && !hidden.value,
                 child: BrowserBottomAppBar(displayedSheet: displayedSheet),
               );
             },
diff --git a/packages/flutter_mozilla_components/android/src/main/kotlin/eu/weblibre/flutter_mozilla_components/middleware/FlutterEventMiddleware.kt b/packages/flutter_mozilla_components/android/src/main/kotlin/eu/weblibre/flutter_mozilla_components/middleware/FlutterEventMiddleware.kt
index e3396be8..4878ce44 100644
--- a/packages/flutter_mozilla_components/android/src/main/kotlin/eu/weblibre/flutter_mozilla_components/middleware/FlutterEventMiddleware.kt
+++ b/packages/flutter_mozilla_components/android/src/main/kotlin/eu/weblibre/flutter_mozilla_components/middleware/FlutterEventMiddleware.kt
@@ -133,6 +133,15 @@ class FlutterEventMiddleware(private val flutterEvents: GeckoStateEvents) : Midd
                     ) { _ -> }
                 }
             }
+            is ReaderAction.UpdateReaderScrollYAction -> {
+                runOnUiThread {
+                    flutterEvents.onScrollChange(
+                        System.currentTimeMillis(),
+                        action.tabId,
+                        action.scrollY.toLong()
+                    ) { _ -> }
+                }
+            }
             else -> {
                 //logger.debug("Event fired: " + action.javaClass.name)
             }
diff --git a/packages/flutter_mozilla_components/android/src/main/kotlin/eu/weblibre/flutter_mozilla_components/pigeons/Gecko.g.kt b/packages/flutter_mozilla_components/android/src/main/kotlin/eu/weblibre/flutter_mozilla_components/pigeons/Gecko.g.kt
index 2e9ba203..22f4c780 100644
--- a/packages/flutter_mozilla_components/android/src/main/kotlin/eu/weblibre/flutter_mozilla_components/pigeons/Gecko.g.kt
+++ b/packages/flutter_mozilla_components/android/src/main/kotlin/eu/weblibre/flutter_mozilla_components/pigeons/Gecko.g.kt
@@ -3998,6 +3998,23 @@ class GeckoStateEvents(private val binaryMessenger: BinaryMessenger, private val
       } 
     }
   }
+  fun onScrollChange(timestampArg: Long, tabIdArg: String, scrollYArg: Long, callback: (Result<Unit>) -> Unit)
+{
+    val separatedMessageChannelSuffix = if (messageChannelSuffix.isNotEmpty()) ".$messageChannelSuffix" else ""
+    val channelName = "dev.flutter.pigeon.flutter_mozilla_components.GeckoStateEvents.onScrollChange$separatedMessageChannelSuffix"
+    val channel = BasicMessageChannel<Any?>(binaryMessenger, channelName, codec)
+    channel.send(listOf(timestampArg, tabIdArg, scrollYArg)) {
+      if (it is List<*>) {
+        if (it.size > 1) {
+          callback(Result.failure(FlutterError(it[0] as String, it[1] as String, it[2] as String?)))
+        } else {
+          callback(Result.success(Unit))
+        }
+      } else {
+        callback(Result.failure(GeckoPigeonUtils.createConnectionError(channelName)))
+      } 
+    }
+  }
 }
 /** Generated class from Pigeon that represents Flutter messages that can be called from Kotlin. */
 class GeckoLogging(private val binaryMessenger: BinaryMessenger, private val messageChannelSuffix: String = "") {
diff --git a/packages/flutter_mozilla_components/lib/src/domain/services/gecko_event.dart b/packages/flutter_mozilla_components/lib/src/domain/services/gecko_event.dart
index 6ee1c54d..8ee71b73 100644
--- a/packages/flutter_mozilla_components/lib/src/domain/services/gecko_event.dart
+++ b/packages/flutter_mozilla_components/lib/src/domain/services/gecko_event.dart
@@ -19,6 +19,7 @@ typedef IconUpdateEvent = ({String url, Uint8List bytes});
 typedef ThumbnailEvent = ({String tabId, Uint8List? bytes});
 typedef FindResultsEvent = ({String tabId, List<FindResultState> results});
 typedef LongPressEvent = ({String tabId, HitResult hitResult});
+typedef ScrollEvent = ({String tabId, int scrollY});
 
 class GeckoEventService extends GeckoStateEvents {
   // Stream controllers
@@ -37,6 +38,7 @@ class GeckoEventService extends GeckoStateEvents {
   final _thumbnailSubject = PublishSubject<ThumbnailEvent>();
   final _findResultsSubject = PublishSubject<FindResultsEvent>();
   final _longPressSubject = PublishSubject<LongPressEvent>();
+  final _scrollEventSubject = PublishSubject<ScrollEvent>();
 
   final _tabAddedSubject = PublishSubject<String>();
 
@@ -56,6 +58,7 @@ class GeckoEventService extends GeckoStateEvents {
   Stream<ThumbnailEvent> get thumbnailEvents => _thumbnailSubject.stream;
   Stream<FindResultsEvent> get findResultsEvent => _findResultsSubject.stream;
   Stream<LongPressEvent> get longPressEvent => _longPressSubject.stream;
+  Stream<ScrollEvent> get scrollEvent => _scrollEventSubject.stream;
 
   Stream<String> get tabAddedStream => _tabAddedSubject.stream;
 
@@ -166,6 +169,14 @@ class GeckoEventService extends GeckoStateEvents {
     _tabAddedSubject.addWhenMoreRecent(timestamp, null, tabId);
   }
 
+  @override
+  void onScrollChange(int timestamp, String tabId, int scrollY) {
+    _scrollEventSubject.addWhenMoreRecent(timestamp, tabId, (
+      tabId: tabId,
+      scrollY: scrollY,
+    ));
+  }
+
   GeckoEventService.setUp({
     BinaryMessenger? binaryMessenger,
     String messageChannelSuffix = '',
@@ -188,6 +199,7 @@ class GeckoEventService extends GeckoStateEvents {
     unawaited(_thumbnailSubject.close());
     unawaited(_findResultsSubject.close());
     unawaited(_longPressSubject.close());
+    unawaited(_scrollEventSubject.close());
     unawaited(_tabAddedSubject.close());
   }
 }
diff --git a/packages/flutter_mozilla_components/lib/src/pigeons/gecko.g.dart b/packages/flutter_mozilla_components/lib/src/pigeons/gecko.g.dart
index 8b5339fa..026bd7bb 100644
--- a/packages/flutter_mozilla_components/lib/src/pigeons/gecko.g.dart
+++ b/packages/flutter_mozilla_components/lib/src/pigeons/gecko.g.dart
@@ -4338,6 +4338,8 @@ abstract class GeckoStateEvents {
 
   void onLongPress(int timestamp, String id, HitResult hitResult);
 
+  void onScrollChange(int timestamp, String tabId, int scrollY);
+
   static void setUp(GeckoStateEvents? api, {BinaryMessenger? binaryMessenger, String messageChannelSuffix = '',}) {
     messageChannelSuffix = messageChannelSuffix.isNotEmpty ? '.$messageChannelSuffix' : '';
     {
@@ -4750,6 +4752,37 @@ abstract class GeckoStateEvents {
         });
       }
     }
+    {
+      final BasicMessageChannel<Object?> pigeonVar_channel = BasicMessageChannel<Object?>(
+          'dev.flutter.pigeon.flutter_mozilla_components.GeckoStateEvents.onScrollChange$messageChannelSuffix', pigeonChannelCodec,
+          binaryMessenger: binaryMessenger);
+      if (api == null) {
+        pigeonVar_channel.setMessageHandler(null);
+      } else {
+        pigeonVar_channel.setMessageHandler((Object? message) async {
+          assert(message != null,
+          'Argument for dev.flutter.pigeon.flutter_mozilla_components.GeckoStateEvents.onScrollChange was null.');
+          final List<Object?> args = (message as List<Object?>?)!;
+          final int? arg_timestamp = (args[0] as int?);
+          assert(arg_timestamp != null,
+              'Argument for dev.flutter.pigeon.flutter_mozilla_components.GeckoStateEvents.onScrollChange was null, expected non-null int.');
+          final String? arg_tabId = (args[1] as String?);
+          assert(arg_tabId != null,
+              'Argument for dev.flutter.pigeon.flutter_mozilla_components.GeckoStateEvents.onScrollChange was null, expected non-null String.');
+          final int? arg_scrollY = (args[2] as int?);
+          assert(arg_scrollY != null,
+              'Argument for dev.flutter.pigeon.flutter_mozilla_components.GeckoStateEvents.onScrollChange was null, expected non-null int.');
+          try {
+            api.onScrollChange(arg_timestamp!, arg_tabId!, arg_scrollY!);
+            return wrapResponse(empty: true);
+          } on PlatformException catch (e) {
+            return wrapResponse(error: e);
+          }          catch (e) {
+            return wrapResponse(error: PlatformException(code: 'error', message: e.toString()));
+          }
+        });
+      }
+    }
   }
 }
 
diff --git a/packages/flutter_mozilla_components/pigeons/gecko.dart b/packages/flutter_mozilla_components/pigeons/gecko.dart
index ece7f7f0..556c08c3 100644
--- a/packages/flutter_mozilla_components/pigeons/gecko.dart
+++ b/packages/flutter_mozilla_components/pigeons/gecko.dart
@@ -1050,6 +1050,8 @@ abstract class GeckoStateEvents {
 
   void onFindResults(int timestamp, String id, List<FindResultState> results);
   void onLongPress(int timestamp, String id, HitResult hitResult);
+
+  void onScrollChange(int timestamp, String tabId, int scrollY);
 }
 
 @FlutterApi()