Log when you fall asleep and wake up, rate your sleep quality and follow long-term trends — all in one place, free in your browser.
Tracking sleep isn't just about duration. It's about seeing patterns you'd otherwise miss.
When you fell asleep, when you woke up — a couple of clicks and it's logged.
It's not just about how long you slept — rate how well you slept too.
See how your sleep evolves over time, not just one night in isolation.
Average sleep duration, quality and sleep debt over the past 7 days, at a glance.
No ads, no selling your data to third parties.
No installation, no app-store download — just sign in.
Sign up, log your nights, watch the trends — the more data you add, the clearer the picture.
Just an email and password, your data stays saved even if you switch device.
When you fell asleep, when you woke up, how well you slept — half a minute a day.
After a few weeks you'll spot patterns you'd otherwise miss.
A sleep tracker designed to be as simple as possible. Just a clear picture of how you really sleep.
Once you're signed in, add the tracker to your home screen — it launches like a real app, one tap, no app store needed.
Install with one tap — your phone will just ask for confirmation.
In Safari, tap Share and choose "Add to Home Screen".
Full step-by-step guide is available after signing in, under Settings → 📱 Mobile.
Sign-up takes two minutes. After that you just log each night and watch the trends.
Create a free account No installation · Free · Your data stays yours