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AutoSleep vs Sleep Cycle: catalog facts
AutoSleep	Sleep Cycle
Paid Sold on the App Store without a subscription.	Freemium Free to download, with premium features offered through a subscription after a free trial.
iOS	Android, iOS
Tracks sleep automatically without starting a session All data kept on the device with no analytics or ads	Sleep tracking with only a phone Smart alarm that wakes you in lighter sleep
Requires an Apple Watch and iPhone Not available on Android	Main features are pushed toward a paid subscription Sound-based tracking is an estimate
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	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 September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.