Sleep Cycle

Calculator

Sleep Time Calculation

Wake Time

Suggested Bedtime

21:45

6 cycles

9.0 hrs

Recommended

Suggested Bedtime

23:15

5 cycles

7.5 hrs

Suggested Bedtime

00:45

4 cycles

6.0 hrs

Suggested Bedtime

02:15

3 cycles

4.5 hrs

💡 Go to bed 15 minutes before the calculated sleep time to give your body time to prepare

Usage

Features

Calculator tool.

Steps

Enter data and get results.

Notes

Results are for reference only.