A native macOS drawing app for quick sketches, screenshot markup, and AI-generated diagrams
Create fast, fun, weird presentations and publish them as real web links
Stage
Not given
MVP
Founded
Not given
Not given
Based in
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PT
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: create and publish anonymously, no account required. Pro: €9.99/month or €79/year (also available via Patreon Supporter membership during Early Access).
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
Create presentations without account or login required
Publish presentations as public web links
Embed presentations on your own website
Publish under custom @handle (Pro only)
Up to 15 slides per deck (Free) or 25 slides (Pro)
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
Anonymous publishing without login or credit card
Simple two-tier pricing with no hidden plans or upgrades
Ownership and control features distinguish Free from Pro
Chalk