Fire OS, developed for Amazon's Fire TV and tablets, is a modified version of Android aimed at developers looking to optimize their applications for Amazon's ecosystem. As it is a fork of Android, most Android applications can run seamlessly on Fire OS with minimal adjustments. Developers can utilize the App Testing Service to ensure compatibility, making the transition to Amazon’s platform straightforward. Over-the-air updates keep Fire OS current, although the rollout may vary by device, ensuring that users have access to the latest features and security enhancements.

The operating system supports various organization types including small businesses, enterprises, and nonprofits, making it versatile for different development needs. Fire OS integrates with a range of applications such as Fios TV Business and Vevo, enhancing its functionality. Additionally, training is available through comprehensive documentation, assisting developers in effectively utilizing the platform. With support primarily in English, Fire OS presents a solid option for developers entering the Amazon ecosystem.