ebay iphone application

What site do I go to get good games and applications for a touchscreen phone?

I bought the phone outside of eBay and the screen size is 2.8 inches and I was looking for applications that are fresh to the original iPhone. I also was looking for themes and images and

iTunes is best to just go on the App Store, they have hundreds or even thousands of applications and many of them are free also, I have i phone and I get all my applications from there try to meet or ask expando a book, they are my 2 favorites.

eBay Application – iPhone & iPod Touch 2.0 3G – Every ebay.com feature on your device! (Free App)