"Line Rider—one of the more popular Flash-based game diversions—has come to the iPhone. InXile Entertainment offers it for $3, and it’s worth the price of admission.
Line Rider iRide takes an exceedingly simple concept and makes it a fun game: You draw a downward slope, then click a “play” button to put a little toboggan rider at the very top. You don’t have to limit yourself to just a downward slope, either—you can build ramps, loop-de-loops, and all other manners of obstacles and pitfalls for your little rider to explore..."
[Via http://www.macworld.com]