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ntodotxt vs 0x54ask: catalog facts
ntodotxt	0x54ask
Free Free and open source under the MIT licence.	Free Free and open source under the GPL-3.0-or-later licence.
Android	Android
Uses the open todo.txt plain-text format Works locally without any account	Uses the plain-text todo.txt format No Internet permission at all
Android is the only listed platform No hosted sync service of its own	Very new project, created in 2026 No built-in sync; relies on a separate tool such as Syncthing
Downloadable app	Downloadable app
Open source	Open source
License: MIT	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.