Giftcard Zen - Buy a gift card at a discount
Chamath Abs Calculator - Calculate how long will you take to get SixPAC ab'ed
Google Payment API - Enable an easy-to-use checkout experience for customers
Wakeout - A new way to wake up—with workouts you do in your pajamas
Wirize - Payment checkout for freelancers
Ewolo - A simple, flexible mobile-friendly workout logger & tracker