Track your daily steps, sleep quality, and weight. Receive smart reminders for activity, hydration, and messages. Customize your device with a variety of watch faces.



250+ iOS apps curated and reviewed
The best jwear fit apps on iPhone average 3.4★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.



Track your daily steps, sleep quality, and weight. Receive smart reminders for activity, hydration, and messages. Customize your device with a variety of watch faces.


Manage your Apple Watch by pairing it with your iPhone. Customize watch faces, app notifications, and the Dock. Sync photos, music, and podcasts for offline use. Discover and download new apps and watch faces from the App Store.




This companion app syncs data from a smartwatch to your phone, displaying daily activity, health metrics, and sleep patterns. It allows for watch customization, notification management, and setting health goals. It also supports syncing exercise data to the Health app.