Animals.io is a free simulation game developed by Tatem Games Inc. for the Android platform. It offers a unique combination of crowd and battle royale gameplay, making it a perfect choice for those looking for something different.

The game is all about growing your group by eating meat or plants and defeating other groups. The poison circle creates a sense of urgency, making it feel like a battle royale game. You can choose to play as a carnivore or herbivore and unlock new animals as your crowd grows.

To start playing, you need to choose your animal carefully, as every animal likes different foods to survive. You must battle other players and eat as much as you can to grow to your maximum potential. However, be careful as other players will try to bite you from behind, and you can only eat enemies that are weaker than you.

Overall, Animals.io is an addictive game that encourages you to reach the top of the leaderboard. If you're looking for a fun and unique combination of crowd and battle royale gameplay, this game is definitely worth a try.