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WeekToDo vs TeuxDeux: catalog facts
WeekToDo	TeuxDeux
Free Free and open source.	Paid Paid service with a 7-day free trial that needs no card.
Windows, macOS, Linux, Web	Android, iOS, Web
Week view that combines calendar and task list Data stays on your device	Unfinished tasks roll over to the next day automatically Separate 'someday' lists for goals and bucket lists
No built-in sync between devices Deliberately minimal, with no team or sharing features	Paid after the trial Deliberately minimal, with no project or team features
Downloadable app, Web application	Downloadable app, Web application
Open source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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