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Calculate your perfect bedtime & wake up time

1
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Calculate your ideal sleep and wake times — no signup.
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11
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Find your perfect bedtime based on 90-minute sleep cycles
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12
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Ease Tools▲1
Calculate the exact time to go to bed or wake up.
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Free sleep calculator based on 90-min cycles
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15
Sleep Calculatorsnzzz
Find your best sleep cycle, improve quality of sleep
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16
Sleep Calculator ForYour Perfect Bedtime
Wake up refreshed with science-backed sleep cycles timing
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17
Sleep Time Optimizer▲2
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Bedtime▲132
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Sleeep▲154
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21
Hibernate▲124
Level up your sleep by calculating your ideal bedtime.
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WakeUpTimeCalculator.com
Wake up refreshed, not groggy — every single morning
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Sleep Cycle By Age▲2
A sleep cycle calculator based on your age
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24
SleepCalc▲1
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