[In this weekly feature, Gamasutra 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 December 5th 2011, are as follows: 1. Tetris ($0.99) 2. Angry Birds Seasons ($0.99) 3. Angry Birds ($0.99) 4. Fruit Ninja ($0.99) 5. Infinity Blade II ($6.99) 6. Amazing Breaker ($0.99) 7. Flick Kick Field Goal ($0.99) 8. Cut the Rope ($0.99) 9. Call of Duty: Black Ops Zombies ($6.99) 10. Office Jerk Holiday Edition ($0.99) EA's Tetris leads the iPhone's sales charts following a rerelease introducing several new features and a subscription-based gameplay model. A recent content-expanding update puts Rovio's Angry Birds Seasons at second place in today's results, as Chair Entertainment's action-adventure game Infinity Blade II enters the charts at fifth place in its premiere week. Here are this week's top free iPhone games: 1. Shift 2 Unleashed 2. Modern War 3. Pictorial 4. Very Hungry Cat 5. Office Jerk 6. Pretty Pet Salon 7. My Town 2 8. Angry Chickens Lite 9. Daisy's Crazy Day 10. Crime City EA's arcade-styled racer Shift 2 Unleashed heads the free charts after recently becoming free-to-play. Funzio's military sim Modern War follows at second place, as the spatial reasoning puzzler Pictorial claims third. Fluik's Office Jerk drops to fifth place after taking top honors in last week's free charts, meanwhile, as Booyah's My Town 2 overtakes Angry Chickens Lite for seventh place.