A native macOS drawing app for quick sketches, screenshot markup, and AI-generated diagrams
Screenshot annotation tool for Mac with arrows, redaction, and polished designs
Stage
Not given
Not given
Founded
Not given
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Based in
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GE
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 version with all core annotation tools and up to 10 screenshots per day. Pro available as Monthly at $2/month, Annual at $19.99/year, or Lifetime at $38.99 one-time payment.
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
Arrows for directing attention and annotation
Numbered counters for step-by-step tutorials
Highlight tool for emphasis
Permanent redaction for sensitive information
Shapes for framing and illustration
Backgrounds and borders for polish
PDF page annotation
Spotlight and crop tools
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
No account or sign-up required to start using
All screenshots stay locally on your Mac with no uploads
Permanent redaction that cannot be removed from exported images
Chalk
Snapperon