Mobile apps are increasingly influential, as they can spread to millions of tablets and smartphones. Here are 15 that will make a difference in 2011
15 apps to watch in 2011
Amazon Cloud Player
TWCable TV app
Adobe Photoshop Express
Bing for iPad
See another slideshow: App-surdity quiz: Are these iPhone/Android apps real or fake?
What's cool: Nursery Rhymes allows you to read a book to a loved one from anywhere in the world via an iPhone or an iPad. You read the story at one end, and the recipient can interact with beautiful graphics and listen to you at the other end.
Keep watching: Books and reading on tablets are becoming more interactive with user-generated audio, and video could be the next step.