Da Fit: Fitness and Sleep Tracker

Da Fit is a sports app by MO YOUNG LIMITED that helps you set, track, and follow your health data day and night. Designed as a companion for the Da Fit band, it keeps activity and wellbeing information close at hand, converting what the wearable collects into checks, charts, and reminders you can act on. The app is free to download, currently at version 2.9.24-1-g4ae1f0a37a with an update dated 2026-10-08, and it requires Android 6.0 or newer to run.

The daily routine revolves around glanceable data. You carry on with your day while the band notes your activity, and the app pulls it together into trends that are easy to scan. At night, it turns its attention to sleep, monitoring how well you rest and helping you follow the quality of your sleep across nights. A gentle alarm is built into the experience, so waking up does not have to start with a harsh buzzer; instead, the band can ease you into the morning. If a call comes in to your phone, the band can vibrate to get your attention, which is handy when the phone is on silent or tucked in a bag.

Who benefits? Mostly people who already own a Da Fit wearable and want one companion utility to manage it. The feature set is deliberately uncomplicated, making it a good match for casual users who want sleep insights, a soft alarm, and call notifications without configuring a complex fitness platform. It is less suited to serious athletes seeking advanced workout metrics or training plans, since the emphasis is on everyday health rather than performance analysis.

Worth noting: the app carries advertising and requests access to a broad set of device capabilities, including phone, SMS, contacts, location, camera, and microphone. Most of these requests are typical of an app that needs to coordinate with a wearable and mirror notifications, but they are worth reviewing before you install.

Key features

• Set, track, and review health data around the clock, day and night.
• Monitor and follow sleep quality with dedicated tracking.
• Start each morning with a gentle alarm designed to wake you gradually.
• View easy-to-understand trends based on your personal health data.
• Make the band vibrate when incoming calls arrive on your phone.

How to install

1. Tap the download button on this page to save the APK file (the file size is not specified, and the app requires Android 6.0 or higher).
2. If Android asks for permission, allow your browser or file manager to install apps from this source (the "Install unknown apps" setting).
3. Open the downloaded APK file from your notifications or Downloads folder.
4. Tap Install and wait for the installation to finish.
5. Open Da Fit from your app list and follow the on-screen setup to connect your band.

Da Fit is intended for owners of a Da Fit band who want a no-cost companion app for daily health tracking, sleep analysis, gentle wake-up alarms, and call notifications, and who are comfortable granting a fairly wide set of permissions during setup.

Spend a moment reviewing the permission requests during setup and only approve what you feel is necessary. Keep the band near your phone to get reliable call vibrations, and check the trends screen regularly: the app works best when you let it accumulate a few nights and days of data before judging your patterns. Keep in mind that ads may appear, so do not be surprised if occasional promotions show up between screens.

Da Fit delivers the core essentials for a health band: round-the-clock tracking, sleep insights, gentle alarms, and call alerts, all in one free package. If you own a compatible band and can live with ads and broad permissions, it is a practical everyday companion that keeps your health data within easy reach.