Sleep Calculator
Waking up in the middle of a sleep cycle leaves you feeling tired. Use cycles to wake up refreshed.
I want to wake up at:
You should try to fall asleep at one of a following times:
09:46 PM
6 Cycles
9 Hours Sleep
11:16 PM
5 Cycles
7.5 Hours Sleep
12:46 AM
4 Cycles
6 Hours Sleep
02:16 AM
3 Cycles
4.5 Hours Sleep
Pro Tip: The average human takes 14 minutes to fall asleep. We've added this to your calculation automatically.
Find the best time to wake up or go to bed for a better sleep cycle.