Features: - See how cats see color - See how cats don't have good acuity - they see things blurry compared to us. - See how cats see better at night - Take a picture or video of how your cat sees - share on instagram, facebook or twitter - have fun with the cat keyboard Also Check out Dog Vision - https://itunes.apple.com/us/app/dog-vision-hd/id812260666?mt=8 Not just a fun toy, it can help you see why your pets find a toy more interesting or have problems navigating space.