Cost / License
- Free
- Proprietary
Platforms
- Android
- iPhone
- Apple Watch
- Android Wear




Sleep Calculator is described as 'Want to wake up in a good shape? Find out the perfect bedtime or wake up time to rise feeling refreshed and energized' and is an website in the sport & health category. There are more than 25 alternatives to Sleep Calculator, not only websites but also apps for a variety of platforms, including iPhone, Android, iPad and Android Tablet apps. The best Sleep Calculator alternative is Sleep as Android, which is free. Other great sites and apps similar to Sleep Calculator are Sleep Cycle Alarm Clock, ShutEye, Pokémon Sleep and SleepRecovery.




Sleep Timer lets you fall asleep to your favorite music. You simply start your music, and then set the countdown timer. At the end of the countdown, Sleep Timer softly fades your music out and stops it. Allowing you to get your precious sleep and stops your battery from draining.




Use Sleep Calculator to find the best time to go to bed or wake up based on 90-minute sleep cycles. Calculate REM sleep, ideal sleep time, and wake up refreshed.

r3app has launched Alarmr for Android. This modern world clock app transcends beyond the barriers of a typical alarm. It provides a host of cutting-edge features such as sleep timer, weather, news and world clock.



