diff --git a/Source/Editor/Cooker/Platform/iOS/iOSPlatformTools.cpp b/Source/Editor/Cooker/Platform/iOS/iOSPlatformTools.cpp
index 1f8c84551..9f2087cac 100644
--- a/Source/Editor/Cooker/Platform/iOS/iOSPlatformTools.cpp
+++ b/Source/Editor/Cooker/Platform/iOS/iOSPlatformTools.cpp
@@ -69,7 +69,7 @@ void iOSPlatformTools::OnBuildStarted(CookingData& data)
 {
     // Adjust the cooking output folders for packaging app
     const auto appName = GetAppName();
-    String contents = appName + TEXT(".app/");
+    String contents = String(TEXT("/Payload/")) / appName + TEXT(".app/");
     data.DataOutputPath /= contents;
     data.NativeCodeOutputPath /= contents;
     data.ManagedCodeOutputPath /= contents;
@@ -160,6 +160,13 @@ bool iOSPlatformTools::OnPostProcess(CookingData& data)
             return true;
         }
         FileSystem::DeleteDirectory(tmpFolderPath);
+        String iTunesArtworkPath = data.OriginalOutputPath / TEXT("iTunesArtwork.png");
+        if (EditorUtilities::ExportApplicationImage(iconData, 512, 512, PixelFormat::R8G8B8A8_UNorm, iTunesArtworkPath))
+        {
+            LOG(Error, "Failed to export application icon.");
+            return true;
+        }
+        FileSystem::MoveFile(data.OriginalOutputPath / TEXT("iTunesArtwork"), iTunesArtworkPath, true);
     }
 
     // Create PkgInfo file
@@ -238,27 +245,24 @@ bool iOSPlatformTools::OnPostProcess(CookingData& data)
         }
     }
 
-    // TODO: sign binaries
-
     // TODO: expose event to inject custom post-processing before app packaging (eg. third-party plugins)
-    
+
     // Package application
-    /*const auto buildSettings = BuildSettings::Get();
+    const auto buildSettings = BuildSettings::Get();
     if (buildSettings->SkipPackaging)
         return false;
     GameCooker::PackageFiles();
     LOG(Info, "Building app package...");
-    const String dmgPath = data.OriginalOutputPath / appName + TEXT(".dmg");
-    const String dmgCommand = String::Format(TEXT("hdiutil create {0}.dmg -volname {0} -fs HFS+ -srcfolder {0}.app"), appName);
-    const int32 result = Platform::RunProcess(dmgCommand, data.OriginalOutputPath);
+    const String ipaPath = data.OriginalOutputPath / appName + TEXT(".ipa");
+    const String ipaCommand = String::Format(TEXT("zip -r -X {0}.ipa Payload iTunesArtwork"), appName);
+    const int32 result = Platform::RunProcess(ipaCommand, data.OriginalOutputPath);
     if (result != 0)
     {
         data.Error(TEXT("Failed to package app (result code: {0}). See log for more info."), result);
         return true;
     }
-    // TODO: sign dmg
-    LOG(Info, "Output application package: {0} (size: {1} MB)", dmgPath, FileSystem::GetFileSize(dmgPath) / 1024 / 1024);
-*/
+    LOG(Info, "Output application package: {0} (size: {1} MB)", ipaPath, FileSystem::GetFileSize(ipaPath) / 1024 / 1024);
+
     return false;
 }
 
diff --git a/Source/Tools/Flax.Build/Build/Assembler.cs b/Source/Tools/Flax.Build/Build/Assembler.cs
index da22b3865..be4990087 100644
--- a/Source/Tools/Flax.Build/Build/Assembler.cs
+++ b/Source/Tools/Flax.Build/Build/Assembler.cs
@@ -20,6 +20,7 @@ namespace Flax.Build
     /// </summary>
     public class Assembler
     {
+        internal static string CacheFileName = "BuilderRules.dll";
         private string _cacheFolderPath;
 
         /// <summary>
@@ -70,7 +71,7 @@ namespace Flax.Build
             string cacheAssemblyPath = null, cacheInfoPath = null, buildInfo = null;
             if (_cacheFolderPath != null)
             {
-                cacheAssemblyPath = Path.Combine(_cacheFolderPath, "BuilderRules.dll");
+                cacheAssemblyPath = Path.Combine(_cacheFolderPath, CacheFileName);
                 cacheInfoPath = Path.Combine(_cacheFolderPath, "BuilderRulesInfo.txt");
 
                 foreach (var sourceFile in SourceFiles)
@@ -162,7 +163,7 @@ namespace Flax.Build
                 syntaxTrees.Add(parsedSyntaxTree);
             }
 
-            var compilation = CSharpCompilation.Create("BuilderRulesCache.dll", syntaxTrees.ToArray(), defaultReferences, defaultCompilationOptions);
+            var compilation = CSharpCompilation.Create(CacheFileName, syntaxTrees.ToArray(), defaultReferences, defaultCompilationOptions);
             EmitResult emitResult = compilation.Emit(memoryStream);
 
             // Process warnings and errors
diff --git a/Source/Tools/Flax.Build/Build/DotNet/DotNetAOT.cs b/Source/Tools/Flax.Build/Build/DotNet/DotNetAOT.cs
index a4aa722cc..8a7050c9c 100644
--- a/Source/Tools/Flax.Build/Build/DotNet/DotNetAOT.cs
+++ b/Source/Tools/Flax.Build/Build/DotNet/DotNetAOT.cs
@@ -500,7 +500,8 @@ namespace Flax.Build
                 return true;
 
             // Skip Flax.Build rules assembly
-            if (Path.GetFileName(x) == "BuilderRulesCache.dll")
+            var fileName = Path.GetFileName(x);
+            if (fileName == Assembler.CacheFileName || fileName == "BuilderRulesCache.dll")
                 return true;
 
             // Skip non-C# DLLs
diff --git a/Source/Tools/Flax.Build/Program.cs b/Source/Tools/Flax.Build/Program.cs
index 17bd2050c..5e7cf926c 100644
--- a/Source/Tools/Flax.Build/Program.cs
+++ b/Source/Tools/Flax.Build/Program.cs
@@ -172,7 +172,7 @@ namespace Flax.Build
             catch (Exception ex)
             {
                 Log.Exception(ex);
-                return 1;
+                failed = true;
             }
             finally
             {