AnalogColor is a photo editing app that transforms digital photos with toy camera effects, cross-processing, light leaks, and film grain for an authentic analog-style look.
Ver.2.5 added the "POLYGON GIF" feature:
http://tmblr.co/ZuRUOy1H2MI8n
sample photos by
hlkljgk, kennymatic, Aih., eren, jenny downing, Daniel Zedda
from flickr. thanks!
Resolved an issue with the polygon-GIF feature.
iFontMaker 
GIFVid² 