Flying Cats Game: Metro is the free version of Flying Cats Game.

Did you ever suspect that the cats are plotting something? Turns out they've been devising ways to become airborne in order to catch more birds. Put an end to this craziness in Flying Cats Game: Metro – the fast paced and fun cat poking action game! 

Tap the cats and they'll come tumbling to the ground, but if you tap a bird, it'll explode and you'll lose a life. More cats and birds are added as your score increases – challenge your friends' top scores on the Game Center leaderboard. Be sure to catch the golden cats for special bonuses! 

Flying Cats Game: Metro has high resolution graphics for Retina Displays, and full multi-tasking support, as well as "auto-paws" to pause the game as soon as you receive a text message or push notification. 

Source: http://itunes.apple.com/us/app/flying-cats-game-metro/id428521074?mt=8