Nabu is the official app for the Nabu, Nabu X, and Nabu Watch wearables. The app is designed to help users set up and customize their Nabu wearable devices. The app provides a comprehensive activity analysis system that tracks your fitness data on a daily, weekly, monthly, and even yearly basis. You can set goals and beat them with the help of this app. The app also features advanced automatic sleep tracking that starts the moment you fall asleep and stops the moment you wake up. You can view your sleep history to get a good picture of your restfulness. The app allows you to customize your notifications and sync your digital watch time to your phone. You can also update your band with the latest firmware through the app. The app is free and available for Android devices.