Six simple tools that turn your sleep schedule into a plan — bedtime, sleep debt, naps, caffeine, and what you need at your age. No accounts. No tracking.
Each one takes less than a minute — and every result shows its work, line by line.
Pick your wake time and get the best times to fall asleep — with a night chart.
Open tool →›
See how much sleep you owe and how to pay it back, night by night.
Open tool →›
The right nap length at the right time — wake up refreshed, not groggy.
Open tool →›
When to stop caffeine so it stops stealing your sleep.
Open tool →›
How much sleep you actually need, from newborn to 65+.
Open tool →›
Brown noise, rain and binaural beats to relax and fall asleep — with a sleep timer.
Open tool →›