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Office BreakBreakTimer
Free

Free and open source under the GPL-3.0 licence.

 Free

Free, with source code published on GitHub.

Android Windows, macOS, Linux
  • Simple interval timer with randomized exercise suggestions
  • Restarts automatically after each break
  • Configurable break frequency and length
  • Working hours keep reminders out of personal time
  • Android only
  • Small single-developer project with no GitHub releases
  • Windows installer is unsigned and triggers a warning
  • Only break reminders, no wider activity tracking
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0 License not stated
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked October 2, 2026

Checked October 1, 2026

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