Sleep Calculator

Discover the perfect bedtime based on your sleep cycles

When do you want to wake up?

Each cycle is ~90 minutes. 6-8 cycles recommended.

💡 Tip: Going to bed at the end of a sleep cycle helps you wake up feeling refreshed.

Your Sleep Schedule

Based on 6 sleep cycles

Bedtime

22:00

Go to sleep

Wake Time

07:00

Wake up

Sleep Duration

9h 0m

How It Works

  • 1.Each sleep cycle lasts approximately 90 minutes
  • 2.Waking at the end of a cycle helps you feel more rested
  • 3.Most adults need 6-8 cycles (9-12 hours) for optimal rest