What is the best IPAD / IPHONE app for pet owners?

What is the best IPAD / IPHONE app for pet owners? Post your thoughts on our Facebook page:

http://www.facebook.com/pages/GregRobert-Pet-Supplies/35597607940

EVERYONE who posts an idea will be entered to win a free pet bed. NO ideas are silly!  In addition, if we develop the application, it will be FREE to you!  So tell us what you want.  The app can be a game, possibly  a reptile photo storage application, a breed generation application (ie.. morphing dog breeds virtually to guess the results.  Pet Bird scrabble  etc…