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Karui ToDo vs toodoo: catalog facts
Karui ToDo	toodoo
Free Free and open source under the GPL-3.0 licence.	Free Free and open source under the GPL-3.0-or-later license.
Android	Android
Tiny APK of about 124 kB Never connects to the internet	Flexible task filters and sorting Search across task names and descriptions
Android only Basic task list rather than a full project manager	English interface only Date and time settings are fixed
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 8, 2026

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