Top iPhone Game Apps: Air Penguin Leads App Store Pecking Order

[Sister site FingerGaming rounds up the week's most popular paid and free iPhone and iPod Touch games, as current on the iTunes App Store.] This week's top paid iPhone game titles on the App Store, as captured on April 18th 2011, are as follows: 1. Air Penguin ($0.99) 2. Angry Birds Rio ($0.99) 3. Angry Birds ($0.99) 4. Tiny Wings ($0.99) 5. Fruit Ninja ($0.99) 6. Angry Birds Seasons ($0.99) 7. Cut the Rope ($0.99) 8. Words With Friends ($2.99) 9. iStunt 2: Snowboard ($0.99) 10. World of Goo ($2.99) Yet another avian-themed iOS game joins Angry Birds, Angry Birds Rio, and Tiny Wings at the top of this week's App Store sales charts. Gamevil's Air Penguin has proven exceptionally popular in its first week of release, and currently ranks as the iPhone's biggest-selling game application. Halfbrick's birdless Fruit Ninja trails the flock at fifth place, while a recently released iPhone version of 2D Boy's World of Goo enters the charts this week at tenth. Here are this week's top free iPhone games: 1. The Impossible Test 2. Angry Birds Rio Free 3. Words With Friends Free 4. iStunt 2: Insane Hills 5. Scoops 6. Texas Poker 7. The Impossible Test: Water 8. Blaster Tank 9. Contract Killer 10. Rule the Sky PixelCUBE's puzzler The Impossible Test leads the free charts this week following the recent release of the sequel title The Impossible Test: Water. Trial versions of Angry Birds Rio and Words With Friends remain popular picks at second and third place. A demo of Miniclip's iStunt 2 also ranks high in today's results, leading to a boost in popularity for the paid edition, as Blaster Tank, Contract Killer, and Rule the Sky close out the top ten.