VWO - Use VWO to tweak, optimize & personalize your website with minimal IT help.
Hipstamatic - Hipstamatic is a world-class photography app and Apple’s original App of the Year.
Optimizely - A/B testing you'll actually use.
PicsArt - Explore 100,000,000+ awesome images and photos on the web
Crazy Egg - Through Crazy Egg's heat map and scroll map reports you can get an understanding of how your visitors engage with your website so you can boost your conversion rates.
Lo-Mob - Lo-mob brings lo-fi and photographic experimentations to your mobile pictures.