A native macOS drawing app for quick sketches, screenshot markup, and AI-generated diagrams
Turn app screenshots and translated captions into a locale-organized export pack
Stage
Not given
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Founded
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Based in
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CN
Pricing model
Freemium
Freemium
Pricing
Free: $0 forever, includes all drawing tools, unlimited sketches in one folder, copy to clipboard as PNG, and auto-save with local-first storage. Pro: coming soon.
Free tier: watermarked exports for up to 2 locales per ZIP. Release pack: $9 one-time for one app release and re-exports. 30-day multi-app pass: $19 one-time for multiple apps and releases for 30 days.
Key features
Instant copy-to-clipboard as PNG
No accounts or setup required
Local-first storage with auto-save
Screenshot annotation with arrows, boxes, text, and freehand tools
AI diagram generation via Claude, Cursor, Windsurf, and VS Code
Refine diagrams through chat
Paste screenshot from clipboard
Unlimited sketches in one folder
Native macOS performance
All drawing tools included in free version
Three layout templates with customizable color palettes
Five export sizes matching Apple specifications
Script-aware font fallbacks for CJK and right-to-left text
Visible overflow warnings for text fitting per locale
CSV or JSON import for caption translations
Browser-only processing with no server uploads
Locale-sorted ZIP file export
Support for iPhone, iPad, and Google Play sizes
What makes it different
Zero-friction design: open, draw, and share in seconds with no setup or accounts
Local-first architecture: all sketches stay on your Mac, nothing leaves unless you ask
AI integration runs through your own subscription with no proxying of prompts
Chalk
ScreenParcel