Mobile APPS for nonprofit to help find lost animals or match animals to new parents are all good to me because time is a critical
factor.

One developed for a specific organization is linked below, because I don't really have a FAV APP only Favorite animals
Cats, but I must be human enough to make it to the board! Mobile App for Wayside Waifs

http://www.prweb.com/releases/2011/3/prweb8236480.htm