diff --git a/Converters/BoolToVisibilityConverter.cs b/Converters/BoolToVisibilityConverter.cs
new file mode 100644
index 0000000..8f57f87
--- /dev/null
+++ b/Converters/BoolToVisibilityConverter.cs
@@ -0,0 +1,31 @@
+using System;
+using System.Globalization;
+using System.Windows;
+using System.Windows.Data;
+
+namespace DebtMgr.Converters
+{
+    [ValueConversion(typeof(bool), typeof(Visibility))]
+    public class BoolToVisibilityConverter : IValueConverter
+    {
+        public Visibility TrueValue { get; set; }
+        public Visibility FalseValue { get; set; }
+
+        public BoolToVisibilityConverter()
+        {
+            // set defaults
+            FalseValue = Visibility.Hidden;
+            TrueValue = Visibility.Visible;
+        }
+
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            return (bool)value ? TrueValue : FalseValue;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}
diff --git a/DebtMgr.csproj b/DebtMgr.csproj
index eff0344..3b6e629 100644
--- a/DebtMgr.csproj
+++ b/DebtMgr.csproj
@@ -56,6 +56,15 @@
     <Reference Include="CurrencyTextBoxControl">
       <HintPath>.\CurrencyTextBoxControl.dll</HintPath>
     </Reference>
+    <Reference Include="DeltaCompressionDotNet, Version=1.1.0.0, Culture=neutral, PublicKeyToken=1d14d6e5194e7f4a, processorArchitecture=MSIL">
+      <HintPath>packages\DeltaCompressionDotNet.1.1.0\lib\net20\DeltaCompressionDotNet.dll</HintPath>
+    </Reference>
+    <Reference Include="DeltaCompressionDotNet.MsDelta, Version=1.1.0.0, Culture=neutral, PublicKeyToken=46b2138a390abf55, processorArchitecture=MSIL">
+      <HintPath>packages\DeltaCompressionDotNet.1.1.0\lib\net20\DeltaCompressionDotNet.MsDelta.dll</HintPath>
+    </Reference>
+    <Reference Include="DeltaCompressionDotNet.PatchApi, Version=1.1.0.0, Culture=neutral, PublicKeyToken=3e8888ee913ed789, processorArchitecture=MSIL">
+      <HintPath>packages\DeltaCompressionDotNet.1.1.0\lib\net20\DeltaCompressionDotNet.PatchApi.dll</HintPath>
+    </Reference>
     <Reference Include="GalaSoft.MvvmLight, Version=5.3.0.19026, Culture=neutral, PublicKeyToken=e7570ab207bcb616, processorArchitecture=MSIL">
       <HintPath>packages\MvvmLightLibs.5.3.0.0\lib\net45\GalaSoft.MvvmLight.dll</HintPath>
     </Reference>
@@ -68,9 +77,30 @@
     <Reference Include="Microsoft.Practices.ServiceLocation, Version=1.3.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
       <HintPath>packages\CommonServiceLocator.1.3\lib\portable-net4+sl5+netcore45+wpa81+wp8\Microsoft.Practices.ServiceLocation.dll</HintPath>
     </Reference>
+    <Reference Include="Mono.Cecil, Version=0.9.6.0, Culture=neutral, PublicKeyToken=0738eb9f132ed756, processorArchitecture=MSIL">
+      <HintPath>packages\Mono.Cecil.0.9.6.1\lib\net45\Mono.Cecil.dll</HintPath>
+    </Reference>
+    <Reference Include="Mono.Cecil.Mdb, Version=0.9.6.0, Culture=neutral, PublicKeyToken=0738eb9f132ed756, processorArchitecture=MSIL">
+      <HintPath>packages\Mono.Cecil.0.9.6.1\lib\net45\Mono.Cecil.Mdb.dll</HintPath>
+    </Reference>
+    <Reference Include="Mono.Cecil.Pdb, Version=0.9.6.0, Culture=neutral, PublicKeyToken=0738eb9f132ed756, processorArchitecture=MSIL">
+      <HintPath>packages\Mono.Cecil.0.9.6.1\lib\net45\Mono.Cecil.Pdb.dll</HintPath>
+    </Reference>
+    <Reference Include="Mono.Cecil.Rocks, Version=0.9.6.0, Culture=neutral, PublicKeyToken=0738eb9f132ed756, processorArchitecture=MSIL">
+      <HintPath>packages\Mono.Cecil.0.9.6.1\lib\net45\Mono.Cecil.Rocks.dll</HintPath>
+    </Reference>
     <Reference Include="Newtonsoft.Json, Version=6.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
       <HintPath>packages\Newtonsoft.Json.6.0.8\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
+    <Reference Include="NuGet.Squirrel, Version=3.0.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>packages\squirrel.windows.1.9.0\lib\Net45\NuGet.Squirrel.dll</HintPath>
+    </Reference>
+    <Reference Include="SharpCompress, Version=0.17.1.0, Culture=neutral, PublicKeyToken=afb0a02973931d96, processorArchitecture=MSIL">
+      <HintPath>packages\SharpCompress.0.17.1\lib\net45\SharpCompress.dll</HintPath>
+    </Reference>
+    <Reference Include="Splat, Version=1.6.2.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>packages\Splat.1.6.2\lib\Net45\Splat.dll</HintPath>
+    </Reference>
     <Reference Include="SQLite.Net, Version=3.0.5.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>packages\SQLite.Net-PCL.3.0.5\lib\net40\SQLite.Net.dll</HintPath>
     </Reference>
@@ -83,6 +113,9 @@
     <Reference Include="SQLiteNetExtensions, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>packages\SQLiteNetExtensions.1.3.0\lib\portable-net45+netcore45+wpa81+wp8+MonoAndroid1+MonoTouch1\SQLiteNetExtensions.dll</HintPath>
     </Reference>
+    <Reference Include="Squirrel, Version=1.9.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>packages\squirrel.windows.1.9.0\lib\Net45\Squirrel.dll</HintPath>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Data" />
     <Reference Include="System.Windows.Controls.Ribbon" />
@@ -108,7 +141,9 @@
       <SubType>Designer</SubType>
     </ApplicationDefinition>
     <Compile Include="Converters\AmountToColorConverter.cs" />
+    <Compile Include="Converters\BoolToVisibilityConverter.cs" />
     <Compile Include="Data\Database.cs" />
+    <Compile Include="Data\EJaySettings.cs" />
     <Compile Include="Extensions\ExtensionMethods.cs" />
     <Compile Include="Helper\PrintHelper.cs" />
     <Compile Include="Model\Enums.cs" />
@@ -176,19 +211,12 @@
       <DesignTime>True</DesignTime>
       <DependentUpon>Resources.resx</DependentUpon>
     </Compile>
-    <Compile Include="Properties\Settings.Designer.cs">
-      <AutoGen>True</AutoGen>
-      <DependentUpon>Settings.settings</DependentUpon>
-      <DesignTimeSharedInput>True</DesignTimeSharedInput>
-    </Compile>
     <EmbeddedResource Include="Properties\Resources.resx">
       <Generator>ResXFileCodeGenerator</Generator>
       <LastGenOutput>Resources.Designer.cs</LastGenOutput>
     </EmbeddedResource>
-    <None Include="packages.config" />
-    <None Include="Properties\Settings.settings">
-      <Generator>SettingsSingleFileGenerator</Generator>
-      <LastGenOutput>Settings.Designer.cs</LastGenOutput>
+    <None Include="packages.config">
+      <SubType>Designer</SubType>
     </None>
     <None Include="sgKey.snk" />
   </ItemGroup>
@@ -240,6 +268,14 @@
   <ItemGroup>
     <Resource Include="Content\db_plus.ico" />
   </ItemGroup>
+  <ItemGroup>
+    <None Include="nuspec\ejay.nuspec">
+      <SubType>Designer</SubType>
+    </None>
+  </ItemGroup>
+  <ItemGroup>
+    <Folder Include="nuget\" />
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <Import Project="packages\Fody.2.0.0\build\dotnet\Fody.targets" Condition="Exists('packages\Fody.2.0.0\build\dotnet\Fody.targets')" />
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
@@ -250,4 +286,26 @@
     <Error Condition="!Exists('packages\Costura.Fody.1.6.2\build\dotnet\Costura.Fody.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Costura.Fody.1.6.2\build\dotnet\Costura.Fody.targets'))" />
   </Target>
   <Import Project="packages\Costura.Fody.1.6.2\build\dotnet\Costura.Fody.targets" Condition="Exists('packages\Costura.Fody.1.6.2\build\dotnet\Costura.Fody.targets')" />
+  <Target Name="PostBuildMacros">
+    <GetAssemblyIdentity AssemblyFiles="$(TargetPath)">
+      <Output TaskParameter="Assemblies" ItemName="Targets" />
+    </GetAssemblyIdentity>
+    <ItemGroup>
+      <VersionNumber Include="@(Targets->'%(Version)')" />
+    </ItemGroup>
+  </Target>
+  <PropertyGroup>
+    <PostBuildEventDependsOn>
+      $(PostBuildEventDependsOn);
+      PostBuildMacros;
+    </PostBuildEventDependsOn>
+    <PostBuildEvent>set releaseDir="C:\Squirrel\eJay"
+set longVersion=@(VersionNumber)
+set version=%25longVersion:~0,5%25
+echo %25version%25
+cd ..\..\nuget
+nuget pack ..\nuspec\ejay.nuspec
+Squirrel --releasify ..\nuget\eJay.%25version%25.nupkg --releaseDir %25releaseDir%25
+echo RELEASED IN %25releaseDir%25</PostBuildEvent>
+  </PropertyGroup>
 </Project>
\ No newline at end of file
diff --git a/Properties/Settings.Designer.cs b/Properties/Settings.Designer.cs
deleted file mode 100644
index 60ae7c6..0000000
--- a/Properties/Settings.Designer.cs
+++ /dev/null
@@ -1,50 +0,0 @@
-//------------------------------------------------------------------------------
-// <auto-generated>
-//     Dieser Code wurde von einem Tool generiert.
-//     Laufzeitversion:4.0.30319.42000
-//
-//     Änderungen an dieser Datei können falsches Verhalten verursachen und gehen verloren, wenn
-//     der Code erneut generiert wird.
-// </auto-generated>
-//------------------------------------------------------------------------------
-
-namespace DebtMgr.Properties {
-    
-    
-    [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "15.1.0.0")]
-    internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase {
-        
-        private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));
-        
-        public static Settings Default {
-            get {
-                return defaultInstance;
-            }
-        }
-        
-        [global::System.Configuration.UserScopedSettingAttribute()]
-        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
-        [global::System.Configuration.DefaultSettingValueAttribute("")]
-        public string Database {
-            get {
-                return ((string)(this["Database"]));
-            }
-            set {
-                this["Database"] = value;
-            }
-        }
-        
-        [global::System.Configuration.UserScopedSettingAttribute()]
-        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
-        [global::System.Configuration.DefaultSettingValueAttribute("")]
-        public string TelegramPath {
-            get {
-                return ((string)(this["TelegramPath"]));
-            }
-            set {
-                this["TelegramPath"] = value;
-            }
-        }
-    }
-}
diff --git a/Properties/Settings.settings b/Properties/Settings.settings
deleted file mode 100644
index f3e5fb3..0000000
--- a/Properties/Settings.settings
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version='1.0' encoding='utf-8'?>
-<SettingsFile xmlns="http://schemas.microsoft.com/VisualStudio/2004/01/settings" CurrentProfile="(Default)" GeneratedClassNamespace="DebtMgr.Properties" GeneratedClassName="Settings">
-  <Profiles />
-  <Settings>
-    <Setting Name="Database" Type="System.String" Scope="User">
-      <Value Profile="(Default)" />
-    </Setting>
-    <Setting Name="TelegramPath" Type="System.String" Scope="User">
-      <Value Profile="(Default)" />
-    </Setting>
-  </Settings>
-</SettingsFile>
\ No newline at end of file
diff --git a/View/MainView.xaml b/View/MainView.xaml
index b9ceaf4..99d279e 100644
--- a/View/MainView.xaml
+++ b/View/MainView.xaml
@@ -10,6 +10,7 @@
         Title="eJay" Height="600" MinHeight="600" Width="900" MinWidth="900"
         Background="White">
     <Window.Resources>
+        <converters:BoolToVisibilityConverter x:Key="BoolToVisibilityConverter"></converters:BoolToVisibilityConverter>
         <converters:AmountToColorConverter x:Key="AmountToColorConverter" />
         <Style TargetType="ListViewItem">
             <Setter Property="HorizontalContentAlignment" Value="Stretch" />
@@ -49,6 +50,11 @@
                     <RibbonButton Label="Open Database Location" SmallImageSource="../Content/db_info.ico" Command="{Binding OpenDatabaseLocationMenuCommand}"></RibbonButton>
                     <RibbonButton Label="Select Telegram Path" SmallImageSource="../Content/telegram.png" Command="{Binding SetTelegramLocationCommand}"></RibbonButton>
                 </RibbonGroup>
+                <RibbonGroup Header="Application">
+                    <Label Content="{Binding CurrentVersionLabelContent}"></Label>
+                    <Label Content="{Binding UpdateInfoLabelContent}" Visibility="{Binding UpdateInfoLabelVisible, Converter={StaticResource BoolToVisibilityConverter}}"></Label>
+                    <RibbonButton SmallImageSource="../Content/moneybag.ico" Label="{Binding UpdateButtonLabel}" IsEnabled="{Binding UpdateButtonEnabled}" Visibility="{Binding UpdateButtonVisible, Converter={StaticResource BoolToVisibilityConverter}}" Command="{Binding UpdateButtonCommand}"></RibbonButton>
+                </RibbonGroup>
             </RibbonTab>
         </Ribbon>
         <!-- #endregion -->
diff --git a/View/MainView.xaml.cs b/View/MainView.xaml.cs
index b67a7c1..e2e2766 100644
--- a/View/MainView.xaml.cs
+++ b/View/MainView.xaml.cs
@@ -1,7 +1,9 @@
-using System.Windows;
+using System;
+using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Input;
 using System.Windows.Media;
+using Squirrel;
 
 namespace DebtMgr.View
 {
diff --git a/ViewModel/Dialogs/DatabaseSelectorDialogViewModel.cs b/ViewModel/Dialogs/DatabaseSelectorDialogViewModel.cs
index cf50893..33dcd18 100644
--- a/ViewModel/Dialogs/DatabaseSelectorDialogViewModel.cs
+++ b/ViewModel/Dialogs/DatabaseSelectorDialogViewModel.cs
@@ -59,7 +59,7 @@ namespace DebtMgr.ViewModel.Dialogs
             var openFileDialog = new OpenFileDialog
             {
                 CheckFileExists = true,
-                Filter = "Debt Manager Database|*.dmdb|All files|*.*"
+                Filter = "eJay Database|*.dmdb|All files|*.*"
             };
 
             //Application.Current.Shutdown();
@@ -72,8 +72,8 @@ namespace DebtMgr.ViewModel.Dialogs
                 {
                     x.Table<Person>().ToList();
 
-                    Properties.Settings.Default["Database"] = openFileDialog.FileName;
-                    Properties.Settings.Default.Save();
+                    App.Settings.Database = openFileDialog.FileName;
+                    App.SaveSettings();
 
                     ProgramRequestedClose = true;
                     RequestClose?.Invoke(null, null);
@@ -81,7 +81,7 @@ namespace DebtMgr.ViewModel.Dialogs
                 catch (Exception)
                 {
                     MessageBox.Show(
-                        string.Format("File is not a Debt Manager database\n\n{0}", openFileDialog.FileName),
+                        string.Format("File is not an eJay database\n\n{0}", openFileDialog.FileName),
                         "File invalid",
                         MessageBoxButton.OK,
                         MessageBoxImage.Error);
@@ -95,6 +95,7 @@ namespace DebtMgr.ViewModel.Dialogs
         }
 
         #endregion
+
         #region CreateDatabaseButtonClick Command
 
         /// <summary>
@@ -111,14 +112,14 @@ namespace DebtMgr.ViewModel.Dialogs
         {
             var saveFileDialog = new SaveFileDialog
             {
-                Filter = "Debt Manager Database|*.dmdb|Standard database|*.db",
+                Filter = "eJay Database|*.dmdb|Standard database|*.db",
                 OverwritePrompt = true
             };
 
             if (saveFileDialog.ShowDialog() == true)
             {
-                Properties.Settings.Default["Database"] = saveFileDialog.FileName;
-                Properties.Settings.Default.Save();
+                App.Settings.Database = saveFileDialog.FileName;
+                App.SaveSettings();
 
                 ProgramRequestedClose = true;
                 RequestClose?.Invoke(null, null);
diff --git a/ViewModel/MainViewModel.cs b/ViewModel/MainViewModel.cs
index ed02227..37fd66c 100644
--- a/ViewModel/MainViewModel.cs
+++ b/ViewModel/MainViewModel.cs
@@ -15,6 +15,9 @@ using DebtMgr.Helper;
 using Microsoft.Win32;
 using System.Windows.Markup;
 using System.Xml;
+using Squirrel;
+using NuGet;
+using System.Threading.Tasks;
 
 namespace DebtMgr.ViewModel
 {
@@ -143,6 +146,164 @@ namespace DebtMgr.ViewModel
 
         #endregion
 
+        #region CurrentVersionLabelContent (string) Property
+
+        /// <summary>
+        /// Privater Teil von <see cref="CurrentVersionLabelContent" />
+        /// </summary>
+        private string _currentVersionLabelContent;
+
+        /// <summary>
+        /// Comment
+        ///</summary>
+        public string CurrentVersionLabelContent
+        {
+            get { return _currentVersionLabelContent; }
+
+            set
+            {
+                _currentVersionLabelContent = value;
+                RaisePropertyChanged(() => CurrentVersionLabelContent);
+            }
+        }
+
+        #endregion
+        #region UpdateInfoLabelContent (string) Property
+
+        /// <summary>
+        /// Privater Teil von <see cref="UpdateInfoLabelContent" />
+        /// </summary>
+        private string _updateInfoLabelContent;
+
+        /// <summary>
+        /// Comment
+        ///</summary>
+        public string UpdateInfoLabelContent
+        {
+            get { return _updateInfoLabelContent; }
+
+            set
+            {
+                _updateInfoLabelContent = value;
+                RaisePropertyChanged(() => UpdateInfoLabelContent);
+            }
+        }
+
+        #endregion
+        #region UpdateInfoLabelVisible (bool) Property
+
+        /// <summary>
+        /// Privater Teil von <see cref="UpdateInfoLabelVisible" />
+        /// </summary>
+        private bool _updateInfoLabelVisible;
+
+        /// <summary>
+        /// Comment
+        ///</summary>
+        public bool UpdateInfoLabelVisible
+        {
+            get { return _updateInfoLabelVisible; }
+
+            set
+            {
+                _updateInfoLabelVisible = value;
+                RaisePropertyChanged(() => UpdateInfoLabelVisible);
+            }
+        }
+
+        #endregion
+        #region UpdateButtonEnabled (bool) Property
+
+        /// <summary>
+        /// Privater Teil von <see cref="UpdateButtonEnabled" />
+        /// </summary>
+        private bool _updateButtonEnabled;
+
+        /// <summary>
+        /// Comment
+        ///</summary>
+        public bool UpdateButtonEnabled
+        {
+            get { return _updateButtonEnabled; }
+
+            set
+            {
+                _updateButtonEnabled = value;
+                RaisePropertyChanged(() => UpdateButtonEnabled);
+            }
+        }
+
+        #endregion
+        #region UpdateButtonVisible (bool) Property
+
+        /// <summary>
+        /// Privater Teil von <see cref="UpdateButtonVisible" />
+        /// </summary>
+        private bool _updateButtonVisible;
+
+        /// <summary>
+        /// Comment
+        ///</summary>
+        public bool UpdateButtonVisible
+        {
+            get { return _updateButtonVisible; }
+
+            set
+            {
+                _updateButtonVisible = value;
+                RaisePropertyChanged(() => UpdateButtonVisible);
+            }
+        }
+
+        #endregion
+        #region UpdateButtonLabel (string) Property
+
+        /// <summary>
+        /// Privater Teil von <see cref="UpdateButtonLabel" />
+        /// </summary>
+        private string _updateButtonLabel;
+
+        /// <summary>
+        /// Comment
+        ///</summary>
+        public string UpdateButtonLabel
+        {
+            get { return _updateButtonLabel; }
+
+            set
+            {
+                _updateButtonLabel = value;
+                RaisePropertyChanged(() => UpdateButtonLabel);
+            }
+        }
+
+        #endregion
+
+        #region UpdateButtonCommand Command
+
+        /// <summary>
+        /// Private member backing variable for <see cref="UpdateButtonCommand" />
+        /// </summary>
+        private RelayCommand _updateButtonCommand = null;
+
+        /// <summary>
+        /// Comment
+        /// </summary>
+        public RelayCommand UpdateButtonCommand => _updateButtonCommand ?? (_updateButtonCommand = new RelayCommand(UpdateButtonCommand_Execute));
+
+        private async void UpdateButtonCommand_Execute()
+        {
+            using (var updateManager = new UpdateManager("http://troogs.de/dev/update/ejay/"))
+            {
+                App.SaveSettings();
+                MessageBox.Show("The application will be updated and shut down. Please restart", "Update", MessageBoxButton.OK, MessageBoxImage.Exclamation);
+                await updateManager.UpdateApp();
+                App.Current.Shutdown();
+            }
+        }
+
+        #endregion
+
         #region ScreenshotPossible (bool) Property
 
         /// <summary>
@@ -221,7 +382,7 @@ namespace DebtMgr.ViewModel
             if (grid == null) return false;
             if (PersonListViewSelectedItem == null) return false;
 
-            var telegramPath = Properties.Settings.Default.TelegramPath;
+            var telegramPath = App.Settings.TelegramPath;
             if (string.IsNullOrWhiteSpace(telegramPath)) return false;
             if (!File.Exists(telegramPath)) return false;
 
@@ -244,7 +405,7 @@ namespace DebtMgr.ViewModel
 
             ProcessStartInfo startInfo = new ProcessStartInfo();
             startInfo.WindowStyle = ProcessWindowStyle.Hidden;
-            startInfo.FileName = Properties.Settings.Default.TelegramPath;
+            startInfo.FileName = App.Settings.TelegramPath;
 
             startInfo.Arguments = parameter;
 
@@ -582,8 +743,8 @@ namespace DebtMgr.ViewModel
 
         private void SwitchDatabaseMenuCommand_Execute()
         {
-            Properties.Settings.Default["Database"] = string.Empty;
-            Properties.Settings.Default.Save();
+            App.Settings.Database = string.Empty;
+            App.SaveSettings();
 
             Thread.Sleep(100);
 
@@ -607,9 +768,9 @@ namespace DebtMgr.ViewModel
 
         private void OpenDatabaseLocationMenuCommand_Execute()
         {
-            if (File.Exists(Properties.Settings.Default.Database))
+            if (File.Exists(App.Settings.Database))
             {
-                Process.Start("explorer.exe", "/select, " + Properties.Settings.Default.Database);
+                Process.Start("explorer.exe", "/select, " + App.Settings.Database);
             }
         }
 
@@ -644,8 +805,8 @@ namespace DebtMgr.ViewModel
             {
                 if (Path.GetExtension(openFileDialog.FileName) == "exe" || Path.GetExtension(openFileDialog.FileName) == ".exe")
                 {
-                    Properties.Settings.Default.TelegramPath = openFileDialog.FileName;
-                    Properties.Settings.Default.Save();
+                    App.Settings.TelegramPath = openFileDialog.FileName;
+                    App.SaveSettings();
                 }
             }
 
@@ -661,10 +822,49 @@ namespace DebtMgr.ViewModel
         ////////////////////////////////////////////////////////////////////////////////////////////////////
         public MainViewModel()
         {
-            CheckDatabase();    
+            CheckDatabase();
 
             UpdatePersonsList();
             UpdateDetailView();
+
+            new Task(PerformUpdaterInfo).Start();
+        }
+
+        public async void PerformUpdaterInfo()
+        {
+            using (var updateManager = new UpdateManager("http://troogs.de/dev/update/ejay/"))
+            {
+                try
+                {
+                    // Get current Version
+                    var executableDir = Path.GetDirectoryName(typeof(UpdateManager).Assembly.CodeBase)?
+                        .Split(Path.DirectorySeparatorChar)
+                        .LastOrDefault(d => d.StartsWith("app-", StringComparison.OrdinalIgnoreCase));
+                    var stringVersion = executableDir?.Replace("app-", "");
+                    var currentVersion = !string.IsNullOrWhiteSpace(stringVersion) ? new SemanticVersion(stringVersion) : null;
+
+                    CurrentVersionLabelContent = string.Format("Version: {0}", currentVersion);
+
+                    UpdateInfoLabelContent = "No updates found";
+                    UpdateButtonEnabled = false;
+                    UpdateButtonVisible = false;
+                    UpdateInfoLabelVisible = true;
+
+                    var updateInfo = await updateManager.CheckForUpdate();
+                    if (updateInfo.FutureReleaseEntry != null && updateInfo.FutureReleaseEntry.Version > currentVersion)
+                    {
+                        UpdateButtonLabel = string.Format("Update to {0}", updateInfo.FutureReleaseEntry.Version);
+                        UpdateInfoLabelVisible = false;
+                        UpdateButtonVisible = true;
+                        UpdateButtonEnabled = true;
+                        UpdateInfoLabelContent = "Update available";
+                    }
+                }
+                catch (Exception)
+                {
+                    // ignore
+                }
+            }
         }
 
         #region UpdatePersonsList()
@@ -731,7 +931,7 @@ namespace DebtMgr.ViewModel
         ////////////////////////////////////////////////////////////////////////////////////////////////////
         private void CheckDatabase()
         {
-            var databasePath = Properties.Settings.Default.Database;
+            var databasePath = App.Settings.Database;
             if (string.IsNullOrWhiteSpace(databasePath))
             {
                 var window = new DatabaseSelectorDialogView();
@@ -745,7 +945,7 @@ namespace DebtMgr.ViewModel
             }
             catch (Exception)
             {
-                Properties.Settings.Default["Database"] = string.Empty;
+                App.Settings.Database = string.Empty;
                 CheckDatabase();
             }
         }
diff --git a/nuspec/ejay.nuspec b/nuspec/ejay.nuspec
new file mode 100644
index 0000000..9572268
--- /dev/null
+++ b/nuspec/ejay.nuspec
@@ -0,0 +1,14 @@
+<package >
+  <metadata>
+    <id>eJay</id>
+    <version>1.0.0</version>
+    <authors>TroogS</authors>
+    <owners>TroogS</owners>
+    <description>A tool to keep track of your private debts</description>
+    <releaseNotes>Initial release.</releaseNotes>
+    <copyright>Copyright ©  2019</copyright>
+  </metadata>
+  <files>
+    <file src="..\bin\Release\*.exe" target="lib\net45\"/>
+  </files>
+</package>
\ No newline at end of file
diff --git a/packages.config b/packages.config
index 58f684c..18edb3a 100644
--- a/packages.config
+++ b/packages.config
@@ -2,10 +2,15 @@
 <packages>
   <package id="CommonServiceLocator" version="1.3" targetFramework="net452" />
   <package id="Costura.Fody" version="1.6.2" targetFramework="net46" developmentDependency="true" />
+  <package id="DeltaCompressionDotNet" version="1.1.0" targetFramework="net46" />
   <package id="Fody" version="2.0.0" targetFramework="net46" developmentDependency="true" />
+  <package id="Mono.Cecil" version="0.9.6.1" targetFramework="net46" />
   <package id="MvvmLight" version="5.3.0.0" targetFramework="net452" />
   <package id="MvvmLightLibs" version="5.3.0.0" targetFramework="net452" />
   <package id="Newtonsoft.Json" version="6.0.8" targetFramework="net452" />
+  <package id="SharpCompress" version="0.17.1" targetFramework="net46" />
+  <package id="Splat" version="1.6.2" targetFramework="net46" />
   <package id="SQLite.Net-PCL" version="3.0.5" targetFramework="net452" />
   <package id="SQLiteNetExtensions" version="1.3.0" targetFramework="net452" />
+  <package id="squirrel.windows" version="1.9.0" targetFramework="net46" />
 </packages>
\ No newline at end of file