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Karui ToDo vs Quest Log: catalog facts
Karui ToDo	Quest Log
Free Free and open source under the GPL-3.0 licence.	Free Free and open source under the GPL 3.0 or later licence.
Android	Android
Tiny APK of about 124 kB Never connects to the internet	Tasks stored as plain Markdown files Works offline with no account or telemetry
Android only Basic task list rather than a full project manager	Android only Young project created in 2026
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 2, 2026

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