App Santa is spearheaded by some of the best know developers of some of the most award-winning apps for iPhone, iPod touch, and iPad. The promotion is only for the holidays, but while it lasts you'll be able to get up to 60% off some of the most amazing iOS apps ever made. App Santa:
Naughty or nice, App Santa brings you the best deals on apps from some of the most popular developers on the App Store!
Note: iTunes takes a while to propagate price changes, so if you don't see the sale price, just wait a while and try again.
Source: App Santa