What's New

New interface, easier to use

App Description

A good day starts with a good night! Go to bed at the right time and wake up between your natural 90-minute sleep cycles to feel rested and refreshed. A good night's sleep consists of 5-6 complete sleep cycles.



◦ Calculate your best time to go to sleep
◦ Calculate the best time to wake up
◦ Select when you want to wake up
◦ Contains a media player with relaxing sounds that will help you fall asleep faster.



It takes an average human being about 15 minutes to fall asleep. If you wake up at one of the calculated times, you will wake up between 90-minute sleep cycles.



Sleep Calculator App helps you decide when to go to bed so you can wake up at a specific time to ensure a good night's rest, or what time you should wake up if you want to go to bed right now.



Completely free application.
It does not require any registration.

iPhone Screenshots

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Sleep Calculator App screenshot 1 Sleep Calculator App screenshot 2 Sleep Calculator App screenshot 3 Sleep Calculator App screenshot 4 Sleep Calculator App screenshot 5

iPad Screenshots

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Sleep Calculator App screenshot 6 Sleep Calculator App screenshot 7 Sleep Calculator App screenshot 8 Sleep Calculator App screenshot 9 Sleep Calculator App screenshot 10

App Changes

  • September 15, 2023 Initial release
  • March 27, 2024 New version 5.0