Trigraphy - Photo editing app that allows you to make mosaic/abstract looking art.
Free GIF Maker - Make GIF from Screen, Video Files and Online Video
Live GIF - Convert live photos to GIF
GIF Brewery by Gfycat - Create stunning GIFs from videos & screen recording for free
drmemes.com - meme generator website,that you can add text to an image or meme very easily.
WidsMob Montage - Make stunning mosaic photos or montage shape with tiles, which supports both JPEG and PNG files.