diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index 400a7ec..836d4b1 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -1,5 +1,6 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.toly1994.flutter_unit">
+    <uses-permission android:name="android.permission.INTERNET"/>
    <application
         android:label="flutter_unit"
         android:icon="@mipmap/logo">
diff --git a/lib/app/res/path_unit.dart b/lib/app/res/path_unit.dart
index 75cdce2..72237c1 100644
--- a/lib/app/res/path_unit.dart
+++ b/lib/app/res/path_unit.dart
@@ -12,7 +12,7 @@ class PathUnit{
 
   static const categoryDataSync = '/categoryData/sync';
   static const categoryData = '/categoryData';
-  static const appInfo = '/appInfo/name/FlutterUnit';
+  static const appInfo = '/appInfo/name';
 
   static const login = '/login';
 
diff --git a/lib/app/utils/convert.dart b/lib/app/utils/convert.dart
index c02c326..c4da6af 100644
--- a/lib/app/utils/convert.dart
+++ b/lib/app/utils/convert.dart
@@ -36,14 +36,13 @@ class Convert {
   };
 
   static String convertFileSize(int size){
-    if(size==null) return '0 kb';
     double result = size / 1024.0;
     if(result<1024){
-      return "${result.toStringAsFixed(2)}Kb";
+      return "${result.toStringAsFixed(2)} Kb";
     }else if(result>1024&&result<1024*1024){
-      return "${(result/1024).toStringAsFixed(2)}Mb";
+      return "${(result/1024).toStringAsFixed(2)} Mb";
     }else{
-      return "${(result/1024/1024).toStringAsFixed(2)}Gb";
+      return "${(result/1024/1024).toStringAsFixed(2)} Gb";
     }
   }
 
diff --git a/lib/app/views/about/version/app_version_checker.dart b/lib/app/views/about/version/app_version_checker.dart
deleted file mode 100644
index d66c925..0000000
--- a/lib/app/views/about/version/app_version_checker.dart
+++ /dev/null
@@ -1,169 +0,0 @@
-import 'dart:io';
-
-import 'package:dio/dio.dart';
-import 'package:flutter/cupertino.dart';
-import 'package:flutter/material.dart';
-
-import 'package:flutter_unit/app/utils/Toast.dart';
-import 'package:flutter_unit/app/utils/convert.dart';
-import 'package:flutter_unit/app/utils/http_utils/http_util.dart';
-import 'package:flutter_unit/app/utils/http_utils/result_bean.dart';
-import 'package:flutter_unit/point_system/api/app_info.dart';
-// import 'package:install_plugin/install_plugin.dart';
-import 'package:package_info_plus/package_info_plus.dart';
-import 'package:path/path.dart' as path;
-import 'package:path_provider/path_provider.dart';
-
-class AppVersionChecker extends StatefulWidget {
-  const AppVersionChecker({Key? key}) : super(key: key);
-
-  @override
-  _AppVersionCheckerState createState() => _AppVersionCheckerState();
-}
-
-enum VersionState { none, loading, shouldUpdate, downloading }
-
-class _AppVersionCheckerState extends State<AppVersionChecker> {
-  final TextStyle labelStyle = TextStyle(fontSize: 13);
-  String oldVersion = '';
-  String newVersion = '';
-  int totalSize =0;
-  String url = 'http://toly1994.com/file/FlutterUnit.apk';
-  ValueNotifier<VersionState> versionState =
-      ValueNotifier<VersionState>(VersionState.none);
-
-  ValueNotifier<double> progress = ValueNotifier<double>(0);
-
-  _doDownload() async {
-    // Directory? dir = await getExternalStorageDirectory();
-    // if(dir ==null) return;
-    //
-    // String dstPath = path.join(dir.path, 'FlutterUnit.apk');
-    //
-    // if(File(dstPath).existsSync()){
-    //   InstallPlugin.installApk(dstPath, 'com.toly1994.flutter_unit');
-    //   return;
-    // }
-
-    // versionState.value = VersionState.downloading;
-    //
-    // await HttpUtil.getInstance().client.download(url, dstPath,
-    //     onReceiveProgress: _onReceiveProgress,
-    //     options: Options(receiveTimeout: 24 * 60 * 60 * 1000));
-    // versionState.value = VersionState.none;
-    // InstallPlugin.installApk(dstPath, 'com.toly1994.flutter_unit');
-  }
-
-  void _onReceiveProgress(int count, int total) {
-    totalSize = total;
-    progress.value = count / total;
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return ListTile(
-      title: Text('检查新版本', style: labelStyle),
-      trailing: ValueListenableBuilder(
-        valueListenable: versionState,
-        builder: _buildTrailByState,
-      ),
-      onTap: () async {
-        if (versionState.value == VersionState.shouldUpdate &&
-            Platform.isAndroid) {
-          _doDownload();
-          return;
-        }
-
-        if (versionState.value == VersionState.downloading) {
-          return;
-        }
-
-        versionState.value = VersionState.loading;
-        ResultBean<AppInfo> result = await AppInfoApi.getAppVersion();
-        PackageInfo packageInfo = await PackageInfo.fromPlatform();
-
-        if (result.status&&result.data!=null) {
-          print('${result.data!.appName}:${result.data!.appVersion}');
-          if (packageInfo.version == result.data!.appVersion) {
-            Toast.success(context, '当前应用已是最新版本!');
-            versionState.value = VersionState.none;
-          } else {
-            oldVersion = packageInfo.version;
-            newVersion = result.data!.appVersion;
-            Toast.green(context, '检测到新版本【${result.data!.appVersion}】，可点击更新!');
-            versionState.value = VersionState.shouldUpdate;
-          }
-        } else {
-          print('${result.msg}');
-          versionState.value = VersionState.none;
-        }
-      },
-    );
-  }
-
-  Widget _buildTrailByState(
-      BuildContext context, VersionState value, Widget? child) {
-    switch (value) {
-      case VersionState.none:
-        return const SizedBox();
-      case VersionState.loading:
-        return const CupertinoActivityIndicator();
-      case VersionState.shouldUpdate:
-        return Wrap(
-            alignment: WrapAlignment.center,
-            crossAxisAlignment: WrapCrossAlignment.center,
-            children: [
-              Text(
-                '$oldVersion --> $newVersion ',
-                style: TextStyle(height: 1, fontSize: 12, color: Colors.grey),
-              ),
-              const SizedBox(
-                width: 5,
-              ),
-              const Icon(
-                Icons.update,
-                color: Colors.green,
-              )
-            ]);
-      case VersionState.downloading:
-        return ValueListenableBuilder(
-            valueListenable: progress, builder: _buildProgress);
-    }
-    return const SizedBox();
-  }
-
-  Widget _buildProgress(BuildContext context, double value, Widget? child) {
-    return Wrap(
-        alignment: WrapAlignment.center,
-        crossAxisAlignment: WrapCrossAlignment.center,
-        children: [
-          Column(
-            children: [
-              Text(
-                '${(value * 100).toStringAsFixed(2)} %',
-                style: TextStyle(height: 1, fontSize: 12, color: Colors.grey),
-              ),
-              const SizedBox(
-                height: 5,
-              ),
-              Text(
-                '${Convert.convertFileSize((totalSize * value).floor())}/${Convert.convertFileSize(totalSize)}',
-                style: TextStyle(height: 1, fontSize: 10, color: Colors.grey),
-              ),
-            ],
-          ),
-          const SizedBox(
-            width: 15,
-          ),
-          SizedBox(
-            width: 20,
-            height: 20,
-            child: CircularProgressIndicator(
-              strokeWidth: 2,
-              backgroundColor: Colors.grey,
-              value: value,
-            ),
-          )
-        ]);
-  }
-}
diff --git a/lib/app/views/about/version_info.dart b/lib/app/views/about/version_info.dart
index 1f0ca51..a99d585 100644
--- a/lib/app/views/about/version_info.dart
+++ b/lib/app/views/about/version_info.dart
@@ -6,9 +6,10 @@ import 'package:flutter_unit/app/router/unit_router.dart';
 
 import 'package:flutter_unit/components/permanent/circle_image.dart';
 import 'package:flutter_unit/components/permanent/feedback_widget.dart';
+import 'package:flutter_unit/update_part/views/app_update_panel.dart';
 import 'package:url_launcher/url_launcher.dart';
 
-import 'version/app_version_checker.dart';
+
 import 'version/version_shower.dart';
 
 /// create by 张风捷特烈 on 2020/6/16
@@ -79,7 +80,7 @@ class VersionInfo extends StatelessWidget {
               onTap: () => Navigator.of(context).pushNamed(UnitRouter.about_app),
             ),
             Divider(height: 1,indent: 10),
-            const AppVersionChecker(),
+            const AppUpdatePanel(),
             Divider(height: 1,indent: 10),
             ListTile(
               title: Text('检查数据库新版本',style: labelStyle),
diff --git a/lib/app/views/navigation/bloc_wrapper.dart b/lib/app/views/navigation/bloc_wrapper.dart
index 179c834..c0b6fdd 100644
--- a/lib/app/views/navigation/bloc_wrapper.dart
+++ b/lib/app/views/navigation/bloc_wrapper.dart
@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_unit/app/blocs/global/global_bloc.dart';
 import 'package:flutter_unit/app/blocs/global/global_event.dart';
+import 'package:flutter_unit/bloc_exp.dart';
 import 'package:flutter_unit/point_system/blocs/point_system_bloc.dart';
 import 'package:flutter_unit/widget_system/repositories/repositories.dart';
 import 'package:flutter_unit/user_system/bloc/authentic/bloc.dart';
@@ -65,6 +66,7 @@ class _BlocWrapperState extends State<BlocWrapper> {
               create: (_) => SearchBloc(repository: repository)),
 
           BlocProvider<PointBloc>(create: (_) => PointBloc()),
+          BlocProvider<UpdateBloc>(create: (_) => UpdateBloc()),
 
           BlocProvider<PointCommentBloc>(create: (_) => PointCommentBloc()),
         ], child: widget.child);
diff --git a/lib/app/views/navigation/unit_navigation.dart b/lib/app/views/navigation/unit_navigation.dart
index 63c66e2..18d17d2 100644
--- a/lib/app/views/navigation/unit_navigation.dart
+++ b/lib/app/views/navigation/unit_navigation.dart
@@ -1,24 +1,22 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:flutter_unit/bloc_exp.dart';
+
 import 'package:flutter_unit/app/res/cons.dart';
 import 'package:flutter_unit/app/router/unit_router.dart';
-
-import 'package:flutter_unit/painter_system/gallery_unit.dart';
-import 'package:flutter_unit/user_system/pages/user/user_page.dart';
 import 'package:flutter_unit/components/project/nav/unit_bottom_bar.dart';
 import 'package:flutter_unit/components/project/overlay_tool_wrapper.dart';
+import 'package:flutter_unit/painter_system/gallery_unit.dart';
+import 'package:flutter_unit/user_system/pages/user/user_page.dart';
 import 'package:flutter_unit/widget_system/blocs/widget_system_bloc.dart';
-
 import 'package:flutter_unit/widget_system/views/widget_system_view.dart';
 
-
 import '../../blocs/color_change_bloc.dart';
 
 /// create by 张风捷特烈 on 2020-04-11
 /// contact me by email 1981462002@qq.com
 /// 说明: 主题结构 左右滑页 + 底部导航栏
 
-
 class UnitNavigation extends StatefulWidget {
   const UnitNavigation();
 
@@ -33,6 +31,12 @@ class _UnitNavigationState extends State<UnitNavigation> {
   // 禁止 PageView 滑动
   final ScrollPhysics _neverScroll = const NeverScrollableScrollPhysics();
 
+  @override
+  void initState() {
+    super.initState();
+    BlocProvider.of<UpdateBloc>(context).add(CheckUpdate(appName: 'FlutterUnit'));
+  }
+
   @override
   void dispose() {
     _controller.dispose(); //释放控制器
@@ -95,12 +99,14 @@ class _UnitNavigationState extends State<UnitNavigation> {
       );
 
   // 点击底部按钮事件，切换页面
-  _onTapBottomNav(int index) {
-    _controller.animateToPage(index, duration: const Duration(milliseconds: 200), curve: Curves.linear);
-    if(index!=0){
+  void _onTapBottomNav(int index) {
+    _controller.animateToPage(index,
+        duration: const Duration(milliseconds: 200), curve: Curves.linear);
+    if (index != 0) {
       context.read<ColorChangeCubit>().change(Theme.of(context).primaryColor);
-    }else{
-      Color color = Cons.tabColors[context.read<ColorChangeCubit>().state.family.index];
+    } else {
+      Color color =
+          Cons.tabColors[context.read<ColorChangeCubit>().state.family.index];
       context.read<ColorChangeCubit>().change(color);
     }
 
diff --git a/lib/bloc_exp.dart b/lib/bloc_exp.dart
new file mode 100644
index 0000000..7383950
--- /dev/null
+++ b/lib/bloc_exp.dart
@@ -0,0 +1,5 @@
+library bloc_exp;
+
+export 'update_part/bloc/bloc.dart';
+export 'update_part/bloc/event.dart';
+export 'update_part/bloc/state.dart';
\ No newline at end of file
diff --git a/lib/components/project/nav/unit_bottom_bar.dart b/lib/components/project/nav/unit_bottom_bar.dart
index 85464b8..a9cfa42 100644
--- a/lib/components/project/nav/unit_bottom_bar.dart
+++ b/lib/components/project/nav/unit_bottom_bar.dart
@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_unit/app/res/size_unit.dart';
 import 'package:flutter_unit/app/res/toly_icon.dart';
+import 'package:flutter_unit/update_part/views/update_red_point.dart';
 import 'package:flutter_unit/components/permanent/feedback_widget.dart';
 
 /// create by 张风捷特烈 on 2020-04-11
@@ -138,14 +139,22 @@ class _UnitBottomBarState extends State<UnitBottomBar> {
                 child: FeedbackWidget(
                   onPressed: () => _updateIndex(3),
                   onLongPressed: () => _onLongPress(context, 3),
-                  child: Container(
-                      padding: paddingR,
-                      height: SizeUnit.bottom_nav_height,
-                      child: Icon(
-                        TolyIcon.yonghu,
-                        size: getIconSizeByPosition(3),
-                        color: getIconColorByPosition(3),
-                      )),
+                  child: Stack(
+                    children: [
+                      Container(
+                          padding: paddingR,
+                          height: SizeUnit.bottom_nav_height,
+                          child: Icon(
+                            TolyIcon.yonghu,
+                            size: getIconSizeByPosition(3),
+                            color: getIconColorByPosition(3),
+                          )),
+                      Positioned(
+                        left: 20,
+                          top: 5,
+                          child: const UpdateRedPoint())
+                    ],
+                  ),
                 ),
               ),
             ],
@@ -169,6 +178,7 @@ class _UnitBottomBarState extends State<UnitBottomBar> {
 
   void _onLongPress(BuildContext context, int index) {
     widget.onItemLongTap?.call(context, index);
-
   }
+
+
 }
diff --git a/lib/point_system/api/app_info.dart b/lib/point_system/api/app_info.dart
index 777eea3..c143552 100644
--- a/lib/point_system/api/app_info.dart
+++ b/lib/point_system/api/app_info.dart
@@ -1,14 +1,15 @@
+import 'package:equatable/equatable.dart';
 import 'package:flutter_unit/app/res/path_unit.dart';
 import 'package:flutter_unit/app/utils/http_utils/http_util.dart';
 import 'package:flutter_unit/app/utils/http_utils/result_bean.dart';
 
 class AppInfoApi {
 
-  static Future<ResultBean<AppInfo>> getAppVersion() async {
+  static Future<ResultBean<AppInfo>> getAppVersion({required String appName}) async {
     String errorMsg = "";
     var result = await HttpUtil.getInstance()
         .client
-        .get(PathUnit.appInfo)
+        .get(PathUnit.appInfo+"/$appName")
         .catchError((err) {
       errorMsg = err.toString();
     });
@@ -22,6 +23,7 @@ class AppInfoApi {
               appName: result.data['data']['appName'],
               appVersion: result.data['data']['appVersion'],
               appUrl: result.data['data']['appUrl'],
+              appSize: result.data['data']['appSize'],
             ));
       } else {
         return ResultBean.ok<AppInfo>(null);
@@ -31,14 +33,24 @@ class AppInfoApi {
   }
 }
 
-class AppInfo{
+class AppInfo extends Equatable{
   final String appName;
   final String appVersion;
   final String appUrl;
+  final int appSize;
 
   AppInfo({
     required this.appName,
     required this.appVersion,
     required this.appUrl,
+    required this.appSize,
   });
+
+  @override
+  List<Object?> get props => [appName,appVersion,appUrl,appSize];
+
+  @override
+  String toString() {
+    return 'AppInfo{appName: $appName, appVersion: $appVersion, appUrl: $appUrl, appSize: $appSize}';
+  }
 }
\ No newline at end of file
diff --git a/lib/update_part/bloc/bloc.dart b/lib/update_part/bloc/bloc.dart
new file mode 100644
index 0000000..fb0f867
--- /dev/null
+++ b/lib/update_part/bloc/bloc.dart
@@ -0,0 +1,72 @@
+import 'dart:async';
+
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:flutter_unit/app/utils/http_utils/result_bean.dart';
+import 'package:flutter_unit/point_system/api/app_info.dart';
+import 'package:package_info_plus/package_info_plus.dart';
+import 'package:r_upgrade/r_upgrade.dart';
+
+import 'event.dart';
+import 'state.dart';
+
+class UpdateBloc extends Bloc<UpdateEvent, UpdateState> {
+  UpdateBloc() : super(const NoUpdateState()) {
+    on<CheckUpdate>(_onCheckUpdate);
+    on<ResetNoUpdate>(_onResetNoUpdate);
+    on<DownloadEvent>(_onDownloadEvent);
+    on<DownloadingEvent>(_onDownloadingEvent);
+  }
+
+  void _onCheckUpdate(CheckUpdate event, Emitter<UpdateState> emit) async {
+    emit(CheckLoadingState());
+    // await Future.delayed(Duration(seconds: 1));
+    // 检测更新逻辑
+    ResultBean<AppInfo> result =
+        await AppInfoApi.getAppVersion(appName: event.appName);
+    PackageInfo packageInfo = await PackageInfo.fromPlatform();
+
+    if (result.status && result.data != null) {
+      if (packageInfo.version == result.data!.appVersion) {
+        emit(NoUpdateState(
+          isChecked: true,
+          checkTime: DateTime.now().millisecondsSinceEpoch,
+        ));
+      } else {
+        if (result.data != null) {
+          emit(ShouldUpdateState(
+              oldVersion: packageInfo.version, info: result.data!));
+        }
+      }
+    } else {
+      emit(CheckErrorState(error: result.msg));
+    }
+  }
+
+  void _onResetNoUpdate(ResetNoUpdate event, Emitter<UpdateState> emit) {
+    emit(const NoUpdateState());
+  }
+
+  late int? id;
+  late StreamSubscription<DownloadInfo>? subscription;
+
+  void _onDownloadEvent(DownloadEvent event, Emitter<UpdateState> emit) async{
+    id = await RUpgrade.upgrade(event.appInfo.appUrl,
+        fileName: '${event.appInfo.appName}.apk', isAutoRequestInstall: true);
+    subscription = RUpgrade.stream.listen((DownloadInfo info) {
+      double progress = (info.percent ?? 0) / 100;
+      if (info.status! == DownloadStatus.STATUS_SUCCESSFUL) {
+        progress = 1;
+        subscription?.cancel();
+        add(ResetNoUpdate());
+      }
+      add(DownloadingEvent(state: DownloadingState(
+          appSize: event.appInfo.appSize,
+          progress: progress
+      )));
+    });
+  }
+
+  void _onDownloadingEvent(DownloadingEvent event, Emitter<UpdateState> emit) {
+    emit(event.state);
+  }
+}
diff --git a/lib/update_part/bloc/event.dart b/lib/update_part/bloc/event.dart
new file mode 100644
index 0000000..4c0e36c
--- /dev/null
+++ b/lib/update_part/bloc/event.dart
@@ -0,0 +1,43 @@
+import 'package:equatable/equatable.dart';
+import 'package:flutter_unit/bloc_exp.dart';
+import 'package:flutter_unit/point_system/api/app_info.dart';
+
+abstract class UpdateEvent extends Equatable {
+  const UpdateEvent();
+}
+
+// 检查更新 ---> 校验，转换状态
+class CheckUpdate extends UpdateEvent {
+  final String appName;
+
+  const CheckUpdate({required this.appName});
+
+  @override
+  List<Object?> get props => [appName];
+}
+
+class DownloadEvent extends UpdateEvent {
+  final AppInfo appInfo;
+
+  const DownloadEvent({required this.appInfo});
+
+  @override
+  List<Object?> get props => [appInfo];
+}
+
+class DownloadingEvent extends UpdateEvent {
+  final DownloadingState state;
+
+  const DownloadingEvent({required this.state});
+
+  @override
+  List<Object?> get props => [state];
+}
+
+// 将状态重置为 NoUpdateState
+class ResetNoUpdate extends UpdateEvent {
+  const ResetNoUpdate();
+
+  @override
+  List<Object?> get props => [];
+}
diff --git a/lib/update_part/bloc/state.dart b/lib/update_part/bloc/state.dart
new file mode 100644
index 0000000..68052ed
--- /dev/null
+++ b/lib/update_part/bloc/state.dart
@@ -0,0 +1,61 @@
+import 'package:equatable/equatable.dart';
+import 'package:flutter_unit/point_system/api/app_info.dart';
+
+abstract class UpdateState extends Equatable {
+  const UpdateState();
+}
+
+class NoUpdateState extends UpdateState {
+  final bool isChecked;
+  final int checkTime;
+
+  const NoUpdateState({this.isChecked = false, this.checkTime = 0});
+
+  @override
+  List<Object?> get props => [isChecked, checkTime];
+}
+
+class CheckLoadingState extends UpdateState {
+  const CheckLoadingState();
+  @override
+  List<Object?> get props => [];
+}
+
+class DownloadingState extends UpdateState {
+  final double progress;
+  final int appSize;
+
+  const DownloadingState({required this.progress, required this.appSize});
+
+  @override
+  List<Object?> get props => [progress, appSize];
+}
+
+class CheckErrorState extends UpdateState {
+  final String error;
+
+  const CheckErrorState({required this.error});
+
+  @override
+  List<Object?> get props => [error];
+
+  @override
+  String toString() {
+    return 'CheckErrorState{error: $error}';
+  }
+}
+
+class ShouldUpdateState extends UpdateState {
+  final String oldVersion;
+  final AppInfo info;
+
+  const ShouldUpdateState({required this.oldVersion, required this.info});
+
+  @override
+  List<Object?> get props => [oldVersion, info];
+
+  @override
+  String toString() {
+    return 'ShouldUpdateState{oldVersion: $oldVersion, info: $info}';
+  }
+}
diff --git a/lib/update_part/views/app_update_panel.dart b/lib/update_part/views/app_update_panel.dart
new file mode 100644
index 0000000..dfbdb46
--- /dev/null
+++ b/lib/update_part/views/app_update_panel.dart
@@ -0,0 +1,108 @@
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:flutter_unit/app/utils/Toast.dart';
+import 'package:flutter_unit/app/utils/convert.dart';
+import 'package:flutter_unit/bloc_exp.dart';
+
+class AppUpdatePanel extends StatelessWidget {
+  const AppUpdatePanel();
+
+  @override
+  Widget build(BuildContext context) {
+    return BlocConsumer<UpdateBloc, UpdateState>(
+      builder: _buildByUpdateState,
+      listener: _listenerByUpdateState,
+    );
+  }
+
+  Widget _buildProgress(BuildContext context, double progress, int appSize) {
+    return Wrap(
+        alignment: WrapAlignment.center,
+        crossAxisAlignment: WrapCrossAlignment.center,
+        children: [
+          Column(
+            children: [
+              Text(
+                '${(progress * 100).toStringAsFixed(2)} %',
+                style: TextStyle(height: 1, fontSize: 12, color: Colors.grey),
+              ),
+              const SizedBox(
+                height: 5,
+              ),
+              Text(
+                '${Convert.convertFileSize((appSize * progress).floor())}/${Convert.convertFileSize(appSize)}',
+                style: TextStyle(height: 1, fontSize: 10, color: Colors.grey),
+              ),
+            ],
+          ),
+          const SizedBox(
+            width: 15,
+          ),
+          SizedBox(
+            width: 20,
+            height: 20,
+            child: CircularProgressIndicator(
+              strokeWidth: 2,
+              backgroundColor: Colors.grey,
+              value: progress,
+            ),
+          )
+        ]);
+  }
+
+  Widget _buildByUpdateState(BuildContext context, UpdateState state) {
+    String info = '检查新版本';
+    Widget trail = const SizedBox.shrink();
+    if (state is ShouldUpdateState) {
+      info = "下载新版本";
+      trail = Wrap(
+          alignment: WrapAlignment.center,
+          crossAxisAlignment: WrapCrossAlignment.center,
+          children: [
+            Text(
+              '${state.oldVersion} --> ${state.info.appVersion} ',
+              style: TextStyle(height: 1, fontSize: 12, color: Colors.grey),
+            ),
+            const SizedBox(width: 5),
+            const Icon(Icons.update, color: Colors.green)
+          ]);
+    }
+    if (state is CheckLoadingState) {
+      trail = CupertinoActivityIndicator();
+    }
+    if (state is DownloadingState) {
+      info = "新版本下载中...";
+      trail = _buildProgress(context, state.progress, state.appSize);
+    }
+
+    return ListTile(
+      title: Text(
+        info,
+        style: const TextStyle(fontSize: 13),
+      ),
+      trailing: trail,
+      onTap: () => _tapByState(state, context),
+    );
+  }
+
+  void _tapByState(UpdateState state, BuildContext context) {
+    if (state is NoUpdateState) {
+      BlocProvider.of<UpdateBloc>(context)
+          .add(CheckUpdate(appName: 'FlutterUnit'));
+    }
+    if (state is ShouldUpdateState) {
+      // 处理下载的事件
+      BlocProvider.of<UpdateBloc>(context)
+          .add(DownloadEvent(appInfo: state.info));
+    }
+  }
+
+  void _listenerByUpdateState(BuildContext context, UpdateState state) {
+    if (state is NoUpdateState) {
+      if (state.isChecked) {
+        Toast.success(context, '当前应用已是最新版本!');
+      }
+    }
+  }
+}
diff --git a/lib/update_part/views/update_red_point.dart b/lib/update_part/views/update_red_point.dart
new file mode 100644
index 0000000..dbb8dfb
--- /dev/null
+++ b/lib/update_part/views/update_red_point.dart
@@ -0,0 +1,26 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:flutter_unit/bloc_exp.dart';
+
+
+class UpdateRedPoint extends StatelessWidget {
+  const UpdateRedPoint({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    Widget radPoint = Container(
+      width: 8,
+      height: 8,
+      decoration: BoxDecoration(color: Colors.red, shape: BoxShape.circle),
+    );
+    return BlocBuilder<UpdateBloc, UpdateState>(
+      builder: (BuildContext context, UpdateState state) {
+        if (state is ShouldUpdateState) {
+          return radPoint;
+        } else {
+          return const SizedBox.shrink();
+        }
+      },
+    );
+  }
+}
diff --git a/lib/user_system/pages/user/page_item.dart b/lib/user_system/pages/user/page_item.dart
index fde1f51..5b7859a 100644
--- a/lib/user_system/pages/user/page_item.dart
+++ b/lib/user_system/pages/user/page_item.dart
@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_unit/app/res/style/behavior/no_scroll_behavior.dart';
 import 'package:flutter_unit/app/res/toly_icon.dart';
 import 'package:flutter_unit/app/router/unit_router.dart';
+import 'package:flutter_unit/update_part/views/update_red_point.dart';
 
 /// create by 张风捷特烈 on 2020-03-26
 /// contact me by email 1981462002@qq.com
@@ -27,12 +28,19 @@ class MePageItem extends StatelessWidget {
             height: 10,
           ),
           _buildItem(context, TolyIcon.icon_them, '应用设置', UnitRouter.setting),
-          _buildItem(context, TolyIcon.icon_layout, '数据管理', UnitRouter.data_manage),
-          _buildItem(context, TolyIcon.icon_collect, '我的收藏', UnitRouter.collect),
+          _buildItem(
+              context, TolyIcon.icon_layout, '数据管理', UnitRouter.data_manage),
+          _buildItem(
+              context, TolyIcon.icon_collect, '我的收藏', UnitRouter.collect),
           Divider(
             height: 1,
           ),
-          _buildItem(context, Icons.update, '版本信息', UnitRouter.version_info),
+          Stack(
+            children: [
+              _buildItem(context, Icons.update, '版本信息', UnitRouter.version_info,),
+              Positioned(left: 40, top: 10, child: UpdateRedPoint())
+            ],
+          ),
           _buildItem(context, Icons.info, '关于应用', UnitRouter.about_app),
           Divider(
             height: 1,
@@ -51,7 +59,11 @@ class MePageItem extends StatelessWidget {
           icon,
           color: Theme.of(context).primaryColor,
         ),
-        title: Text(title),
+        title: Stack(
+          children: [
+            Text(title),
+          ],
+        ),
         trailing:
             Icon(Icons.chevron_right, color: Theme.of(context).primaryColor),
         onTap: () {
diff --git a/pubspec.lock b/pubspec.lock
index 66e702c..b741b98 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -345,6 +345,13 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "6.0.1"
+  r_upgrade:
+    dependency: "direct main"
+    description:
+      name: r_upgrade
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "0.3.7+3"
   share_plus:
     dependency: "direct main"
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index 671ba1b..13d76a1 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,7 +1,7 @@
 name: flutter_unit
 description: A new Flutter application.
 
-version: 1.6.0
+version: 1.6.1
 author: 张风捷特烈 <1981462002@qq.com>
 homepage: https://juejin.cn/user/149189281194766/posts
 
@@ -16,6 +16,7 @@ dependencies:
   stream_transform: ^2.0.0
   equatable: ^2.0.3 # 相等辅助
   package_info_plus: ^1.3.0 # 应用包信息
+  r_upgrade: ^0.3.7+3
   sqflite: ^2.0.2 # 数据库
   shared_preferences: ^2.0.13 # xml 固化
   jwt_decoder: ^2.0.1 # jwt 解析