Akinator the Genie Supposedly, Akinator can read your mind. He asks you questions and then guesses the character you are thinking about.
I Can Has Cheezburger The Official Mobile App The Cheezburger Network extends past LOLCats. With this app you can check memes on a bunch of sites, including IHasAHotDog and ROFLRazzi.
Oldify Lets you age photos to see what you and your friends will look like when you're elderly. You can send the video of your aging to buddies, too!
SparkleFish Audio Ad Libs. Record a bunch of words and listen to funny narratives.
Pocket God An obvious choice, but Pocket God is probably the greatest time-waster app ever conceived. The new update, The Perfect Swarm, lets you feed the pygmies to a giant Locust.
