Sleep Calculator
Choose a mode below — results are built from full 90-minute sleep cycles.
Hour
7
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Min
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Nap Station
Short, targeted recovery sessions. Pick what you need right now.
Power Nap
20 minutes
A light nap for a fast boost in alertness without grogginess.
Recovery Nap
60 minutes
Deep sleep entry for memory consolidation. Expect grogginess on waking.
Full Cycle Nap
90 minutes
One complete sleep cycle. Wake feeling refreshed, not groggy.
Coffee Nap
20 minutes
Drink coffee immediately, then start. You'll wake as caffeine kicks in.
20:00
Power Nap
⏰ Time to wake up — rise and shine!
Sleep Debt Calculator
See how much rest you owe your body — and how to pay it back gently.
0h
sleep debt