Description of Sleep as Android: Sleep cycle tracker, smart alarm 
Sleep as Android: Sleep cycle tracker, smart alarm  updated on Friday December 31, 2021 is the Lifestyle for Android developed by Urbandroid (Petr Nálevka)
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
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.
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Whats new of Sleep as Android: Sleep cycle tracker, smart alarm 
We are constantly improving this app with several updates monthly. Bringing timely fixes and new features you ask for. Detailed release notes at: