"One of the best things about using an iPad is the great apps that we can run on it. There are excellent apps for just about any purpose you can think of. Better still, there are lots of great free apps for the iPad. Our Best Free iPad App of the Week posts celebrate these apps.mThis week’s pick is Pic Collage, an app dedicated to helping you make collages on your iPad. Here’s a slice of its App Store introduction and a list of key features:"