Zoo Shelter is a free arcade game developed by Pixel River for Android devices. The game is set in a zoo where you have to use a vacuum cleaner to save animals and farm food to feed them. The animals will reward you with gems that you can exchange for coins. The coins can then be used to unlock new lands and explore more of the zoo.

The game is easy to play and has colorful graphics that are sure to keep you engaged. The sound effects are also well-suited to the game's theme, making it a fun-filled experience. Zoo Shelter is a great game for anyone who loves arcade-style games and wants to enjoy a light-hearted game on their mobile device.

Overall, Zoo Shelter is a delightful game that is sure to keep you entertained for hours. With its engaging gameplay, colorful graphics, and easy-to-use controls, it's a must-try for all arcade game lovers out there.