iPod touch and iPad, and, surprisingly, many of the best are free.
The following list showcases our pick of the 11 best free iPhone apps, and includes iPhone applications for social networking, travel, news, photography, productivity and more.
Most of these apps are also suitable for the iPod touch.
1. Facebook
The world's biggest social network brings a tightly honed experience to the iPhone and iPod touch, but nonetheless still enables you to access your contacts, feeds and other important information. This sense of focus makes it in many ways superior to using Facebook in a desktop browser.
2. PhotoSynth
We did a bit of a double-take on seeing Microsoft's name attached to this,
