NapKit
iPhone & Apple Watch

A baby sleep tracker built for real life with a baby.

Log naps and night sleep in one tap. See how long your baby has been down without unlocking your phone, and keep a history you can actually read.

Download on the App Store See what it does

Free. No account, no third-party tracking, works offline.

NapKit app artwork: a soft sunset over rolling hills.

What it looks like

The whole app is built around one big button and a history you can trust.

The Today screen showing a large Start Sleep button and a switcher for two babies, Noah and Olivia.
One tap to start
A sleep session in progress showing a running duration of 1 hour 27 minutes and a Stop Sleep button.
A live timer while baby sleeps
An iPhone Lock Screen showing a NapKit Live Activity that reads Noah is Sleeping, 1 hour 32 minutes, with a Stop button.
Stop from the Lock Screen
The History screen listing naps and nights grouped by day with start times, end times, and durations.
Every nap and night in one place
The Statistics screen showing total and average sleep alongside a sleep schedule chart across four days.
Statistics and trends
The Manage Babies screen listing two baby profiles with their ages and an Add Baby button.
More than one baby

Why parents choose NapKit

Everything here is free, with nothing to set up before your first nap.

👆

One-tap start and stop

Begin or end a sleep session with a single tap. Nothing to fill in while you are holding a baby.

🌙

Automatic nap and night detection

NapKit works out whether a session is a nap or a night, and you can override it any time.

📱

Lock Screen Live Activity

The running timer sits on your Lock Screen, so you can stop a sleep without unlocking.

🧩

Home Screen widget

Current status and today's totals, one glance away.

📖

History you can edit

Full sleep history with daily totals. Forgot to hit stop? Fix the entry in a few seconds.

👶

Multiple baby profiles

Track more than one child and switch between them instantly.

✈️

Works offline

No account and no connection required. Your data lives on your device.

🔒

No third-party tracking

Nothing about your baby is sold, shared for marketing, or used for advertising.

What Premium adds

The free app is a complete sleep tracker. Premium is for keeping both parents in sync and going deeper on the data.

Free

Everything you need to start tonight

  • One-tap start and stop
  • Automatic nap and night detection
  • Lock Screen Live Activity
  • Home Screen widget
  • Full, editable sleep history
  • Basic sleep statistics
  • Multiple baby profiles
  • Works offline, no account

Premium

Free trial, cancel any time

  • Family sync: share tracking with family members
  • Smart notifications that learn your baby's patterns
  • Apple Watch app
  • Advanced analytics with consistency scores and trends
  • Export to CSV or PDF to share with your doctor
  • Premium night-friendly themes
  • AI sleep analysis prompts

Your data stays yours

No account is required and your sleep data is stored on your device. Turn on family sync and it moves through your own Apple iCloud account rather than our servers. Nothing is used for advertising. Read the full privacy policy.

Download on the App Store

NapKit does not provide medical advice.