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Privacy Friendly To-Do List vs Todo: catalog facts
Privacy Friendly To-Do List	Todo
Free Free and open source under the GPL-3.0-or-later licence.	Free Free and open source under the GPL-3.0 licence.
Android	Android
Deadlines, reminders and subtasks per task Calendar view and urgency colours	Tasks and notes in one app Data stays on the device
Android only Maintenance has moved from the original research group to a new maintainer	Little public documentation No sync between devices mentioned
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-3.0-only
No account needed	No account needed
Not stated if it works offline	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.