Sleep as Android: Sleep cycle tracker, smart alarm

Category Lifestyle
Active Installs 5,000+
Size 19.1 MB
Version 20190430


Smart alarm clock with sleep cycle tracking. Wakes you gently in optimal moment for pleasant mornings.

- Sleep cycle tracking with smart wake up uses your phone\'s or wearable sensors (2 weeks trial)
- Sonar: revolutionary contact-less ultrasonic sleep tracking (no need for phone in bed)
- Wearable tracking, supports Pebble, Wear OS, Galaxy Gear, Garmin, Mi Band
- Health services: Google Fit, S Health integration
- Smart bulb control with Philips HUE or others over IFTTT
- Sleep Score: your sleep quality is made up of duration, deficit, deep sleep %, snoring, efficiency, irregularity
- Gentle nature sound alarms (birds, sea, storm...) and playlists
- Nature sound lullabies (whales, storm, sea, chants..) with binaural tones for fast fall asleep
- Spotify and Play Music integration or online radio alarms or lullabies
- Never oversleep again with CAPTCHA wake up verification (Math, Sheep counting, Phone shaking, Bathroom QR code or NFC tag)
- Sleep talk recording, snoring detection and anti-snoring
- Jet lag prevention
- Sleep respiration tracking (Oximetry, Sonar or Sleep Phaser)
More features waiting for you to explore!

Watch our latest smartwatch integration progress and battery consumption chart here

Permissions explained

Quick start



This app uses the Device Administrator permission.
The reason is effective CAPTCHA (a feature to make sure you wake up in the morning) so you cannot avoid alarms by uninstalling the app during an alarm.

Thanks for using our apps!


We are constantly improving this app with several updates monthly. Bringing timely fixes and new features you ask for. Detailed release notes at:


  • Market billing service
  • control Near-Field Communication
  • control flashlight
  • Camera
  • retrieve running apps
  • find accounts on the device
  • record audio
  • view network connections
  • full Internet access
  • read phone status and identity
  • disable your screen lock
  • modify/delete SD card contents
  • modify system settings
  • control vibration
  • access Bluetooth settings
  • pair with Bluetooth devices
  • approximate location (network-based)
  • connect and disconnect from Wi-Fi
  • view Wi-Fi connections
  • prevent device from sleeping
  • run at startup