Photovisi

Photovisi - Collage photo effects. They have developed a free and easy way for people to make photo collages online and offer several creative templates and options. The process is easy. First, the visitor chooses one of the many templates. Next, they add their own photos to make it unique, with options to edit images however they like. Finally, once the collage is done, it can be downloaded and shared with the world.

Looks nice and simple, easy to use with good results.