Compare software

Catime vs OnTime - Presentation Timer: catalog facts
Catime	OnTime - Presentation Timer
Free Free and open source under the Apache 2.0 licence.	Free Free and open source under the GPL-3.0-or-later licence.
Windows	Android
Under 1 MB with no dependencies Transparent overlay that does not block games or slides	Full-screen colour signal is readable from a distance Two configurable warning points
Windows only Playful anime-styled presentation may not suit every workplace	Single-purpose timer with few other features Small project with a limited contributor base
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-3.0-or-later
No account needed	Not stated if an account is needed
Works offline	Not stated if it 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.