Compare software

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