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TodoTreeWorkflowy
Free

Free and open source under the GPL-3.0-only license.

 Freemium

Free plan with 100 nodes per month; Pro costs $6.99 per month billed annually.

Android Windows, macOS, Linux, Android, iOS, Web, Browser extension
  • Organizes tasks and notes in nested levels
  • Shows parent levels while browsing a tree
  • One nested list replaces folders and documents
  • Apps for desktop, mobile and web with sync
  • Android only
  • Free plan caps new nodes at 100 per month
  • Requires an account and cloud sync
Downloadable app Downloadable app, Web application, Hosted service, Browser extension
Open source Closed source
License: GPL-3.0-only License not stated
Not stated if an account is needed Account needed
Not stated if it works offline Not stated if it works offline

Checked October 8, 2026

Checked September 23, 2026

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