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Chalk vs Aircad

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Chalk compared with Aircad
DetailChalk logo ChalkAircad logo Aircad
What it doesA native macOS drawing app for quick sketches, screenshot markup, and AI-generated diagrams Precision 2D drafting and 3D modeling with multiplayer editing and AI
StageNot given Not given
FoundedNot given Not given
Based inNot given US
Pricing modelFreemium Freemium
PricingFree: $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: $0 forever, includes 3 personal files, 3 DWG/DXF conversions monthly, 30 days version history, and 200 AI credits. Pro: $19/month or $190/year (Founder's Club pricing for new accounts until January 31, 2027; standard $29/month or $290/year), includes unlimited files, full version history, and
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
  • 2D drafting with familiar tools (trim, extend, fillet, offset, hatches, blocks, layers)
  • 3D solid modeling (booleans, fillets, lofts, sweeps, push/pull)
  • Real-time multiplayer editing with live cursors
  • Complete version history with change tracking and restore
  • DWG and DXF import/export with layouts, blocks, dimensions
  • AI agent that drafts, models, renders based on plain language
  • Collaborative commenting and review pinned to drawings
  • GD&T and geometric dimensioning annotations
  • Layouts with viewports, print preview, PDF export
  • JavaScript scripting API for custom commands
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
  • Native browser-based CAD with no installation required, always on latest version
  • Unified 2D and 3D workspace with familiar AutoCAD commands and shortcuts
  • AI agent that understands design intent and applies changes as drafts for approval
  • Handles large models with 250,000+ entities while maintaining performance
  • Free viewers and reviewers with paid team model scaling by editors only
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check10 +8 (up) since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)2414
Referring domains (Majestic)4610

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