USN Rewards is an Android app developed by Yoyo SA PTY Ltd that allows users to earn and burn rewards when they purchase USN supplements at selected online and offline retailers. The app also provides information about USN products, allows users to give feedback, complete surveys, and receive additional rewards upon registration and on their birthdays.

With USN Rewards, users can easily keep track of their points and redeem them for various rewards, such as discounts, free products, and exclusive offers. The app also features a store locator, making it easy for users to find the nearest USN retailer.

The interface is user-friendly and easy to navigate, with clear instructions on how to earn and redeem rewards. Overall, USN Rewards is a great app for USN supplement users who want to get the most out of their purchases and stay up to date with the latest USN products and promotions.