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Time Sink vs Qbserve: catalog facts
Time Sink	Qbserve
Paid $5 with at least a year of updates and a perpetual license; free trial available.	Paid Paid app with a 15-day free trial.
macOS	macOS, Browser extension
Automatic tracking per app and per window Pools group related activity	Tracks time automatically without manual timers Project tracking from window titles, documents and pages
macOS only Tracks one Mac, not a team	macOS only Paid after the trial
Downloadable app	Downloadable app, Browser extension
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is 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.