sMiles: Bitcoin Rewards is a lifestyle app designed for iPhone users that incentivizes healthy habits with Bitcoin rewards. By integrating with HealthKit, the app tracks users' daily steps and activities, allowing them to accumulate Bitcoin for walking, shopping, and gaming. The Apple Watch app provides a convenient way to monitor step counts, while users can also explore new brands and locations to earn additional rewards. The app aims to make fitness and wellness engaging by incorporating chess puzzles, enabling a holistic approach to health that challenges both body and mind.

The app offers a free version with opportunities to earn Bitcoin through various activities and shopping cashback of up to 30%. For users seeking enhanced features, a premium subscription allows early access to new functionalities, leaderboard visibility, and customization options. sMiles fosters a community aspect, encouraging users to compete with friends and track their fitness journey together.