What's the best Android app for a strategy RPG with fair free-to-play mechanics and clan multiplayer?

Watcher of Realms is a mobile strategy RPG that stands out for its emphasis on cooperative multiplayer and a notably fair free-to-play structure. For players seeking a game where clan participation directly impacts progression, the app offers robust features like coordinated boss battles that yield substantial rewards, fostering a sense of community. Reviews indicate that the clan system is a highlight, with users reporting that teamwork feels genuinely impactful rather than a superficial add-on. Specific in-game scenarios, such as tackling end-game content with allies, demonstrate how strategic planning and character placement—beyond mere grinding—can lead to success. The app also includes voiceovers and detailed graphics that enhance immersion, though some minor imperfections exist, such as occasional grindy summoning mechanics where luck plays a role in obtaining top-tier characters. User feedback notes that while store items can be pricey for some, the overall economy avoids pay-to-win pitfalls, making it accessible for dedicated players. However, it requires a consistent time investment to master its systems, which might not suit casual gamers. Overall, Watcher of Realms provides a deep, rewarding experience for those who enjoy collaborative strategy without mandatory microtransactions.