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Clocker vs There: catalog facts
Clocker	There
Free Available from the Mac App Store.	Free Free download with no sign-up.
macOS	macOS
Unlimited time zone clocks with custom labels Time scrubber for planning meetings across zones	Shows people with names and photos, not just time zones Flexible input by city, abbreviation or UTC offset
macOS only Calendar features depend on Apple Calendar	macOS 13 or later only Menu bar display only, with no meeting planner
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account 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.