SleepCycle: Sleep Calculator

By MARTHEN LUKAS LUMINGKEWAS on AppTrack Ninja.

Science-Based Sleep Optimizer

SleepCycle Calculator helps you find the ideal time to go to sleep or wake up — based on real sleep science. Built around the 90-minute sleep cycle model, the app calculates optimal bedtimes and wake-up windows so you always rise at the lightest stage of sleep, feeling alert and refreshed. WHETHER YOU SET A WAKE TIME OR SLEEP NOW • Wake-Up Mode: Enter your desired wake-up time and the app calculates 4–6 ideal bedtimes working backwards in 90-minute cycles, plus a 14-minute fall-asleep buffer. • Sleep Now Mode: Tap "Sleep Now" and the app instantly calculates your best wake-up times based on t…

Categories: Lifestyle, Productivity

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