Compare software

TTDL vs todo.txt: catalog facts
TTDL	todo.txt
Free Free and open source under the MIT licence.	Free Free and open source.
Windows, Command line	macOS, Linux, Command line
Uses the plain text todo.txt format, readable in any editor Works entirely in the terminal	Tasks stored in a plain text file you own Simple format readable in any editor
Command-line only, with no graphical interface No built-in sync; syncing the file is up to you	Terminal only, no graphical interface No built-in reminders or recurring tasks
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0
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.