I was asked to review Pearl Mountain's Collage Maker software and I have had the best fun! It is so easy to use and completely customizable.
You have the choice of 15 templates to choose from (here is a snap shot of a few):
I chose template #15:
You are given the choice to randomize your pictures, change the layout, and post to Facebook.
Please note, I have a demo program so mine does have the watermark. The program you will get is a full licensed product and it will NOT have the watermark on it.