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3D SlashSketchUp Free
Freemium

Can be started for free; see the product page for current plans.

 Freemium

Free browser-based tier; paid plans add desktop apps and features.

Windows, macOS, Linux, Android, iOS, Web Web
  • Block-carving interface that is quick to learn
  • Runs on desktop, mobile, Raspberry Pi and the web
  • Runs in the browser with no installation for getting started
  • Approachable for beginners compared to professional CAD tools
  • Block-based approach is less suited to precise engineering parts
  • Pricing details are not clearly shown on the homepage
  • Free tier is web-only; desktop apps require a paid plan
  • Less powerful than professional-grade CAD software for complex projects
Downloadable app, Web application Web application
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 24, 2026

Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.