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Sleep Calculator
Sleep Calculator
⏰ I wake up at...
😴 I go to bed at...
12:45 AM
4 cycles · 6 hours
11:15 PM
5 cycles · 7.5 hours
09:45 PM
6 cycles · 9 hours ⭐ Recommended
Based on 90-minute sleep cycles + 15 minutes to fall asleep.