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Hourglass vs AS Timer: catalog facts
Hourglass	AS Timer
Free Free and open source under the MIT licence, with no ads or in-app purchases.	Free Free; a paid AS TimerPRO version is also available.
Windows	macOS
Natural-language input for durations and target dates Multiple named timers with pause and resume	Very simple scroll-to-set countdown Can be started from Terminal or AppleScript with arguments
Windows only Requires .NET Framework 4.8	Mac only Command-line options only apply when the timer is first launched
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License not stated
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.