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sleek vs todometer: catalog facts
sleek	todometer
Free Free and open source.	Free Free and open source.
Windows, macOS, Linux	macOS
Tasks kept in plain todo.txt files you own Runs on Linux, Windows and macOS	Progress meter as positive reinforcement Pause items without deleting them
Limited to what the todo.txt format can express	Deliberately minimal, no projects or due dates mentioned Installed from GitHub releases
Downloadable app	Downloadable app
Open source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Works offline	Not stated if it 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.