Percolator - Percolator: the always fun, supremely unique photo app that is sure to surprise you! FEATURES:
Repix by Sumoing Ltd - Mosaic paint filters, bokeh effects, and more
Trigraphy - Photo editing app that allows you to make mosaic/abstract looking art.
GeometriCam - Photo mosaic/shape mosaic app
AndreaMosaic - With AndreaMosaic you can create your own photographic mosaics made with your own pictures.
Pixel Pix - Turn your photos into pixel art