About This Site
Mac app for designing, translating, and publishing App Store screenshots ButterKit is a native macOS application for creating, localizing, and publishing App Store screenshots and metadata. It lets developers capture screenshots directly from Xcode Simulator, import images from folders or Fastlane workflows, place them into editable 3D device frames, and enhance them with templates, fonts, gradients, backgrounds, and other design tools. ButterKit can translate screenshots and App Store metadata into up to 50 App Store languages, preview localized listings, batch-export assets, and upload designs directly to App Store Connect. It also supports offline workflows, on-device translation, AI agent automation through MCP, and Metal-powered editing at up to 120 frames per second.
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Key Features AI
Core Features
Capture screenshots directly from Xcode Simulator and Xcode Device Hub
Import and synchronize screenshots from folders or Fastlane workflows
Create editable App Store artwork with photorealistic 3D device frames
Use professional templates, fonts, gradients, backgrounds, and layout tools
Translate screenshots and App Store metadata into up to 50 languages
Upload screenshots and metadata directly to App Store Connect
Automate screenshot creation, localization, and publishing with AI agents through MCP
Edit locally with Metal-powered performance of up to 120fps
Work offline with on-device translation and local project storage
Advantages
Native macOS application with local and offline workflows
Direct capture from Xcode Simulator reduces manual file management
Editable photorealistic 3D device mockups and professional templates
Supports translation into all 50 App Store languages
Direct App Store Connect upload and metadata management with Pro
No account, password, ads, or cloud storage required for core workflows
One-time purchase option with support for up to five Macs
MCP automation enables AI-assisted screenshot and publishing workflows
14-day money-back guarantee for Pro purchases
缺点：Requires macOS 26 or newer
缺点：Designed primarily for Apple platforms, with only limited Android support
缺点：Free exports include a ButterKit watermark
缺点：Cloud translation and some publishing features require internet access and may require a separate provider API key
缺点：App Store Connect management and watermark removal require Pro
缺点：The one-time Pro price may increase as more features are added
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30-Day Click Trend
08-22
09-05
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