Percolator - Percolator: the always fun, supremely unique photo app that is sure to surprise you! FEATURES:
Aseprite - Aseprite is an art program dedicated to the creation of pixel art.
AndreaMosaic - With AndreaMosaic you can create your own photographic mosaics made with your own pictures.
Pixel Art Studio - A purpose-built drawing tool for pixel artists
WidsMob Montage - Make stunning mosaic photos or montage shape with tiles, which supports both JPEG and PNG files.
Pixilart - A drawing app for delightfully retro pixel art