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Memtime vs Time Sink: catalog facts
Memtime	Time Sink
Paid Paid software with a free 14-day trial, no credit card required.	Paid $5 with at least a year of updates and a perpetual license; free trial available.
Windows, macOS	macOS
Records time automatically without start and stop timers Activity data stays on the device	Automatic tracking per app and per window Pools group related activity
Closed source Paid after the trial	macOS only Tracks one Mac, not a team
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is 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.