Useful sleep insight without complexity

Sleep Timer is a focused sleep tracker for people who want to start a session in one tap, review clear daily history, and understand short-term sleep trends without clutter or account setup.

One-Tap Sleep Tracking

Start a sleep session instantly and mark yourself awake when it ends. The flow stays fast, focused, and easy to trust.

1, 3, 7, 14 Day Trends

See rolling averages for sleep and awake time so you can understand patterns over the last day, week, and beyond.

Clear Daily History

Review every sleep session by day, then open any day to see the full list of individual sleep records.

Watch Companion

Use Apple Watch controls to start or end sleep while the iPhone remains the source of truth for your data.

Private by Design

No login, no trackers, and no server-side sleep history. Your records stay with you on device.