diff --git a/Billing.Shared/Billing.Shared.projitems b/Billing.Shared/Billing.Shared.projitems
index 4694a9c..f8ce347 100644
--- a/Billing.Shared/Billing.Shared.projitems
+++ b/Billing.Shared/Billing.Shared.projitems
@@ -24,6 +24,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)Languages\Resource.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)MainShell.xaml.cs">
       <DependentUpon>MainShell.xaml</DependentUpon>
+      <SubType>Code</SubType>
     </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)Models\Category.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Models\Account.cs" />
@@ -32,6 +33,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)Themes\Light.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)UI\BillingDate.xaml.cs">
       <DependentUpon>BillingDate.xaml</DependentUpon>
+      <SubType>Code</SubType>
     </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)UI\BillingPage.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)UI\ColorPicker.cs" />
@@ -44,12 +46,15 @@
     <Compile Include="$(MSBuildThisFileDirectory)UI\WrapLayout.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Views\AccountPage.xaml.cs">
       <DependentUpon>AccountPage.xaml</DependentUpon>
+      <SubType>Code</SubType>
     </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)Views\AddAccountPage.xaml.cs">
       <DependentUpon>AddAccountPage.xaml</DependentUpon>
+      <SubType>Code</SubType>
     </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)Views\AddBillPage.xaml.cs">
       <DependentUpon>AddBillPage.xaml</DependentUpon>
+      <SubType>Code</SubType>
     </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)Views\AddCategoryPage.xaml.cs">
       <DependentUpon>AddCategoryPage.xaml</DependentUpon>
@@ -57,6 +62,7 @@
     </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)Views\BillPage.xaml.cs">
       <DependentUpon>BillPage.xaml</DependentUpon>
+      <SubType>Code</SubType>
     </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)Views\CategoryPage.xaml.cs">
       <DependentUpon>CategoryPage.xaml</DependentUpon>
@@ -76,6 +82,7 @@
     </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)Views\SettingPage.xaml.cs">
       <DependentUpon>SettingPage.xaml</DependentUpon>
+      <SubType>Code</SubType>
     </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)UI\OptionsCells.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Store\StoreHelper.cs" />
@@ -84,6 +91,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)Models\IIdItem.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)SplashPage.xaml.cs">
       <DependentUpon>SplashPage.xaml</DependentUpon>
+      <SubType>Code</SubType>
     </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)Models\Logs.cs" />
   </ItemGroup>
diff --git a/Billing.Shared/Languages/Resource.cs b/Billing.Shared/Languages/Resource.cs
index fd191a2..a96cc89 100644
--- a/Billing.Shared/Languages/Resource.cs
+++ b/Billing.Shared/Languages/Resource.cs
@@ -16,6 +16,7 @@ namespace Billing.Languages
         public static string ConfirmDeleteAccount => Text(nameof(ConfirmDeleteAccount));
         public static string ConfirmDeleteBill => Text(nameof(ConfirmDeleteBill));
         public static string TitleDateFormat => Text(nameof(TitleDateFormat));
+        public static string TitleShortDateFormat => Text(nameof(TitleShortDateFormat));
         public static string DateRangeFormat => Text(nameof(DateRangeFormat));
         public static string Custom => Text(nameof(Custom));
         public static string Monthly => Text(nameof(Monthly));
diff --git a/Billing.Shared/Languages/en.xml b/Billing.Shared/Languages/en.xml
index 3bfc7df..a604265 100644
--- a/Billing.Shared/Languages/en.xml
+++ b/Billing.Shared/Languages/en.xml
@@ -20,6 +20,7 @@
 	<NoRecords>Bills not yet generated</NoRecords>
 	<TapToMemo>Click here to record</TapToMemo>
 	<TitleDateFormat>MM/dd/yyyy</TitleDateFormat>
+	<TitleShortDateFormat>MM/dd/yyyy</TitleShortDateFormat>
 	<DateRangeFormat>MM/dd</DateRangeFormat>
 	<To>To</To>
 	<Type>Type</Type>
diff --git a/Billing.Shared/Languages/zh-CN.xml b/Billing.Shared/Languages/zh-CN.xml
index db8dfea..79f9426 100644
--- a/Billing.Shared/Languages/zh-CN.xml
+++ b/Billing.Shared/Languages/zh-CN.xml
@@ -20,6 +20,7 @@
 	<NoRecords>还未产生账单</NoRecords>
 	<TapToMemo>点此记录</TapToMemo>
 	<TitleDateFormat>yyyy年MM月dd日</TitleDateFormat>
+	<TitleShortDateFormat>yyyy/MM/dd</TitleShortDateFormat>
 	<DateRangeFormat>MM月dd日</DateRangeFormat>
 	<To>至</To>
 	<Type>类型</Type>
diff --git a/Billing.Shared/Views/AddBillPage.xaml.cs b/Billing.Shared/Views/AddBillPage.xaml.cs
index 2caf82f..d93a088 100644
--- a/Billing.Shared/Views/AddBillPage.xaml.cs
+++ b/Billing.Shared/Views/AddBillPage.xaml.cs
@@ -5,7 +5,9 @@ using Billing.Languages;
 using Billing.Models;
 using Billing.Store;
 using Billing.UI;
+using Xamarin.Essentials;
 using Xamarin.Forms;
+using Resource = Billing.Languages.Resource;
 
 namespace Billing.Views
 {
@@ -171,6 +173,16 @@ namespace Billing.Views
                 category.LastUsed = DateTime.Now;
 
                 await StoreHelper.SaveCategoryItemAsync(category);
+
+                try
+                {
+                    HapticFeedback.Perform();
+                }
+                catch (FeatureNotSupportedException) { }
+                catch (Exception ex)
+                {
+                    Helper.Error("haptic.feedback", ex);
+                }
             }
         }
 
diff --git a/Billing.Shared/Views/RankPage.xaml b/Billing.Shared/Views/RankPage.xaml
index c45eed0..b556caf 100644
--- a/Billing.Shared/Views/RankPage.xaml
+++ b/Billing.Shared/Views/RankPage.xaml
@@ -13,29 +13,28 @@
                 Shell.TabBarIsVisible="True">
 
     <Shell.TitleView>
-        <Grid>
-            <StackLayout HorizontalOptions="Center" VerticalOptions="Center"
-                         Orientation="Horizontal" Spacing="10">
-                <ui:TintImageButton Source="left.png" WidthRequest="20" HeightRequest="20"
-                                    VerticalOptions="Center" HorizontalOptions="Start"
-                                    Command="{Binding LeftCommand}"/>
-                <Label Text="{Binding Title}"
-                       TextColor="{DynamicResource PrimaryColor}"
-                       FontSize="{OnPlatform Android=20, iOS=18}">
-                    <Label.GestureRecognizers>
-                        <TapGestureRecognizer Command="{Binding FilterCommand}"/>
-                    </Label.GestureRecognizers>
-                    <Label.FontFamily>
-                        <OnPlatform x:TypeArguments="x:String"
-                                    Android="OpenSans-SemiBold.ttf#OpenSans-SemiBold"
-                                    iOS="OpenSans-Bold"/>
-                    </Label.FontFamily>
-                </Label>
-                <ui:TintImageButton Source="right.png" WidthRequest="20" HeightRequest="20"
-                                    VerticalOptions="Center" HorizontalOptions="End"
-                                    Command="{Binding RightCommand}"/>
-            </StackLayout>
-        </Grid>
+        <StackLayout HorizontalOptions="Center" VerticalOptions="Center"
+                     Orientation="Horizontal" Spacing="10">
+            <ui:TintImageButton Source="left.png" WidthRequest="20" HeightRequest="20"
+                                VerticalOptions="Center" HorizontalOptions="Start"
+                                Command="{Binding LeftCommand}"/>
+            <Label Text="{Binding Title}"
+                   TextColor="{DynamicResource PrimaryColor}"
+                   FontSize="{OnPlatform Android=20, iOS=18}"
+                   Padding="10, 0">
+                <Label.GestureRecognizers>
+                    <TapGestureRecognizer Command="{Binding FilterCommand}"/>
+                </Label.GestureRecognizers>
+                <Label.FontFamily>
+                    <OnPlatform x:TypeArguments="x:String"
+                                Android="OpenSans-SemiBold.ttf#OpenSans-SemiBold"
+                                iOS="OpenSans-Bold"/>
+                </Label.FontFamily>
+            </Label>
+            <ui:TintImageButton Source="right.png" WidthRequest="20" HeightRequest="20"
+                                VerticalOptions="Center" HorizontalOptions="End"
+                                Command="{Binding RightCommand}"/>
+        </StackLayout>
     </Shell.TitleView>
 
     <!--<ContentPage.ToolbarItems>
diff --git a/Billing.Shared/Views/RankPage.xaml.cs b/Billing.Shared/Views/RankPage.xaml.cs
index ab5d808..552f6c2 100644
--- a/Billing.Shared/Views/RankPage.xaml.cs
+++ b/Billing.Shared/Views/RankPage.xaml.cs
@@ -79,7 +79,7 @@ namespace Billing.Views
             page.isLocked = false;
             if (!page.isFreezed)
             {
-                var format = Resource.TitleDateFormat;
+                var format = Resource.TitleShortDateFormat;
                 page.Title = page.StartDate.ToString(format) + " ~ " + page.EndDate.ToString(format);
                 page.LoadData();
             }
diff --git a/Billing/Billing.Android/Properties/AndroidManifest.xml b/Billing/Billing.Android/Properties/AndroidManifest.xml
index 4e6dd85..555f42d 100644
--- a/Billing/Billing.Android/Properties/AndroidManifest.xml
+++ b/Billing/Billing.Android/Properties/AndroidManifest.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android" android:versionName="1.1.315" package="org.tsanie.billing" android:installLocation="auto" android:versionCode="13">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android" android:versionName="1.1.316" package="org.tsanie.billing" android:installLocation="auto" android:versionCode="15">
 	<uses-sdk android:minSdkVersion="24" android:targetSdkVersion="30" />
 	<application android:label="@string/applabel" android:theme="@style/MainTheme"></application>
 	<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
diff --git a/Billing/Billing.Android/Properties/AssemblyInfo.cs b/Billing/Billing.Android/Properties/AssemblyInfo.cs
index 12114b5..8c2ea37 100644
--- a/Billing/Billing.Android/Properties/AssemblyInfo.cs
+++ b/Billing/Billing.Android/Properties/AssemblyInfo.cs
@@ -28,3 +28,5 @@ using Android.App;
 [assembly: UsesPermission(Android.Manifest.Permission.Internet)]
 [assembly: UsesPermission(Android.Manifest.Permission.WriteExternalStorage)]
 [assembly: UsesPermission(Android.Manifest.Permission.ReadExternalStorage)]
+[assembly: UsesPermission(Android.Manifest.Permission.ManageExternalStorage)]
+[assembly: UsesPermission(Android.Manifest.Permission.Vibrate)]
diff --git a/Billing/Billing.iOS/Billing.iOS.csproj b/Billing/Billing.iOS/Billing.iOS.csproj
index 616a0ab..99a29f2 100644
--- a/Billing/Billing.iOS/Billing.iOS.csproj
+++ b/Billing/Billing.iOS/Billing.iOS.csproj
@@ -14,7 +14,7 @@
     <AssemblyName>Billing.iOS</AssemblyName>
     <MtouchEnableSGenConc>true</MtouchEnableSGenConc>
     <MtouchHttpClientHandler>NSUrlSessionHandler</MtouchHttpClientHandler>
-    <ProvisioningType>automatic</ProvisioningType>
+    <ProvisioningType>manual</ProvisioningType>
     <LangVersion>9.0</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|iPhoneSimulator' ">
@@ -67,6 +67,7 @@
     <MtouchLink>SdkOnly</MtouchLink>
     <MtouchInterpreter>-all</MtouchInterpreter>
     <MtouchUseLlvm>true</MtouchUseLlvm>
+    <OptimizePNGs>true</OptimizePNGs>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="Definition.cs" />
diff --git a/Billing/Billing.iOS/Info.plist b/Billing/Billing.iOS/Info.plist
index 63c422b..5b8fa19 100644
--- a/Billing/Billing.iOS/Info.plist
+++ b/Billing/Billing.iOS/Info.plist
@@ -80,9 +80,9 @@
 		</dict>
 	</array>
 	<key>CFBundleVersion</key>
-	<string>13</string>
+	<string>15</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.1.315</string>
+	<string>1.1.316</string>
 	<key>LSApplicationQueriesSchemes</key>
 	<array>
 		<string>mailto</string>