AI flowchart maker and diagram generator that turns text, images, and PDFs into editable diagrams
A native macOS drawing app for quick sketches, screenshot markup, and AI-generated diagrams
Stage
Not given
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Founded
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Based in
US
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Pricing model
Freemium
Freemium
Pricing
Not given
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.
Key features
Generate flowcharts from plain text descriptions
Convert images to editable diagrams
Edit diagrams through conversational chat
Support for 10+ diagram types
Export to multiple formats including PNG, SVG, PDF, Draw.io, Mermaid, and Excalidraw
No signup required for free use
Automatic layout and styling
Diagram collaboration and sharing
Create flowchart animation videos
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
What makes it different
Conversational interface for creating and editing diagrams using natural language
Recover editable diagrams from images, PDFs, screenshots and whiteboard photos
Support for over 10 diagram types beyond basic flowcharts
Export to multiple formats including Mermaid and Draw.io code
No login required to try free version
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
ChatFlowchart
Chalk