Android and iPhone have consolidated as the perfect platforms for all these silly casual games that aren't at all appropriate for new-generation video consoles although they were quite common on 8 and 16-bit consoles. A great example is this Keep it alive! by Voodoo.
You're the bodyguard of a monster that looks like a panda
Well, a panda bear or whatever. The fact is that there's the outline of a monster that invites you to eat bamboo and that we have to protect against all the objects that fall from the top of the screen. For such purpose, we have to swipe our finger across the screen to control the ball that knocks them away.
We only have to move it right and left bearing in mind the most appropriate moment to do so. The shapes of certain objects will allow you to hold them, building up more and more, until you to decide to get rid of them, granting you with some extra points.
It's easy: just swipe your finger from left to right and learn how the different game elements behave.
The good thing about this game is that it isn't as easy as it seems as any object can hit our protected creature. Therefore, it will definitely keep you entertained for a while until you discover all its different tricks and hacks. What are you waiting for to download its APK?