Optimal schedule
22:45
Go to bed at:
Closest to the optimal recovery time for your age and current time to fall asleep.
When the day starts at 06:30, it is easy to think half an hour makes no difference. Small shifts still change the sleep time available before your alarm.
Wake-up
6:30
Default time to fall asleep
15 min
Result
22:45
Your best bedtime is calculated immediately.
Results
Optimal schedule
22:45
Go to bed at:
Closest to the optimal recovery time for your age and current time to fall asleep.
Standard schedule
21:15
Go to bed at:
A balanced option for a practical compromise between sleep duration and your daily schedule.
Minimum schedule
19:45
Go to bed at:
A shorter fallback when you need complete cycles despite having limited time.
Short schedule
00:15
Go to bed at:
A shorter fallback when you need complete cycles despite having limited time.
Those extra 30 minutes can allow more sleep without cutting your evening as short. This suits people who want an early start but do not need a 06:00 alarm.
This wake-up time can fit a regular working week. Consider both the total sleep available and the estimated cycle-based options.
The page already sets 06:30 as your wake-up time and provides several bedtime options.
The extra 30 minutes may help if you use them for sleep instead of staying up later.
It starts at 15 minutes. Change it and select Recalculate to match your circumstances.
If you are choosing between alarms, compare nearby schedules. This helps you see whether shifting your wake-up time by 30–60 minutes gives you a better sleep window.