WidsMob Montage - Make stunning mosaic photos or montage shape with tiles, which supports both JPEG and PNG files.
Mosaic Creator - Mosaic Creator is professional mosaic tool. You can create your own picture mosaic.
Repix by Sumoing Ltd - Mosaic paint filters, bokeh effects, and more
FMEdda - Foto-Mosaik-Edda is software which allows you to a photo mosaic picture, which is made up of tiny...
Shape Collage - Shape Collage is a photo collage maker software program. Automatically create picture collages in a variety of shapes with just a few mouse clicks. Available for Windows, Mac OS X, and Linux.
GeometriCam - Photo mosaic/shape mosaic app