A free program for Android, by MegaShark Developer.

This is a free application for making awesome collages. The main function is to allow you to take multiple photos and transform them into a cohesive collage. There are several ways to do this.

You can take a picture with your phone or tablet, or import the file from your computer. There are also many built-in photo editing tools that you can use. You can add text, stickers, filters, and other effects. You can change the background, the layout, and the style of the collage. You can resize and rotate the images used, too.