As a kid, you need age-appropriate content (4+ rated), no in-app purchases, and engaging design. Here are 3 sleep calculator apps ranked for you.
76 ratings · Free · 13 MB · 4+
Good day starts with good morning! Go to bed at the right time and wake up in between your natural 90-minute sleep cycles to feel rested and refreshed. A good night's sleep consists of 5-6 complete ...
5,356 ratings · Free · 194 MB · 4+
Fall asleep, stay asleep, and wake up refreshed! Sleep Time doubles as a comprehensive sleep analysis app and alarm clock. Celebrating the release of version 2.21, Sleep Time is the first sleep app ...
1,444 ratings · Free · 84 MB · 4+
*** THE #1 APP FOR SLEEP TRACKING *** Sleep is a sequence of several cycles, each lasting 1.5 hours. A good night sleep consists of 5-6 complete cycles. If you wake up in the middle of the cycle, you ...