Percolator - Percolator: the always fun, supremely unique photo app that is sure to surprise you! FEATURES:
Trigraphy - Photo editing app that allows you to make mosaic/abstract looking art.
AndreaMosaic - With AndreaMosaic you can create your own photographic mosaics made with your own pictures.
GeometriCam - Photo mosaic/shape mosaic app
PixelWakker - Photo mosaic with geometrical patterns and overlays
WidsMob Montage - Make stunning mosaic photos or montage shape with tiles, which supports both JPEG and PNG files.