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Sleep calculator
Turn your wake-up time into a realistic bedtime window.
Calculate my schedule βFour simple tools turn a vague problem β tiredness, bedtime, stress or naps β into a clear next step.

Each tool answers one precise question. It does not diagnose a sleep disorder.
Turn your wake-up time into a realistic bedtime window.
Calculate my schedule βChoose a useful nap based on the time, your goal and minutes available.
Choose my nap βFollow a simple visual rhythm to create a calmer transition to bedtime.
Start breathing βIdentify the habits most likely to weaken your nights and pick one priority.
Take the quiz βUse the quiz to identify the strongest friction point.
Pick one tool and apply the result tonight.
Read the matching guide only if you need more context.