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ToDoList vs Microsoft To Do: catalog facts
ToDoList	Microsoft To Do
Free Free for life, open source under the Eclipse Public License 1.0.	Free Free to use from Microsoft.
Windows	Windows, macOS, Android, iOS, Web
Free with no paid tier Runs as a local desktop application	Free with no paid tier needed for the app itself Works with Outlook tasks and Microsoft Planner
Windows only	Closed source and tied to Microsoft's services Most useful for people already in the Microsoft 365 ecosystem
Downloadable app	Downloadable app, Web application
Open source	Closed source
License: EPL-1.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it 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 September 23, 2026

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