Compare software

Sleep CycleBetterSleep
Freemium

Free to download, with premium features offered through a subscription after a free trial.

 Freemium

Free to start, with a paid subscription offered through a free trial.

Android, iOS Android, iOS
  • Sleep tracking with only a phone
  • Smart alarm that wakes you in lighter sleep
  • Large library of sounds you can mix yourself
  • Sleep stories, meditations and hypnosis in one app
  • Main features are pushed toward a paid subscription
  • Sound-based tracking is an estimate
  • Full content requires a subscription
  • Closed source commercial service
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
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked September 24, 2026

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