Compare software

sleek vs todo.txt: catalog facts
sleek	todo.txt
Free Free and open source.	Free Free and open source.
Windows, macOS, Linux	macOS, Linux, Command line
Tasks kept in plain todo.txt files you own Runs on Linux, Windows and macOS	Tasks stored in a plain text file you own Simple format readable in any editor
Limited to what the todo.txt format can express	Terminal only, no graphical interface No built-in reminders or recurring tasks
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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