AngelList

The easiest and most private way to share things with your significant other (YC W12)

High quality, original, interactive how-to books for iPads. A better way to learn.

Never wait on hold again.

Social Scrapbooking

Makers of Tap Tap Revenge, 50M iPhone users, acquired by Disney in 2010

Houzz for Travel - place to start for travel on ipad

"Hot or Not for Apps" for better app discovery

Social and privacy capabilities that reimagine the phone

Direct-deals mobile advertising marketplace

Xbox Kinect for iPhone: bringing motion control console game experiences to mobile

Mobile Targeting & Engagement Platform w/ 40M downloads

The largest Do It Yourself app creation platform for non developers

Pinterest for activities

Mobile photo albums done right! YC W12

Reinventing maps for mobile

Secure mobile computing for enterprise.

Create and connect with groups in real-time

Adobe Creative Suite for Kids

Physicians + iPad + EHR

Turns your phone into an interactive badge for capturing real world transactions

Personalized music magazine and discovery engine. Connects artists and their fans.

Evernote for tasks

We create fun social games for iOS devices including Heads Up with Cristiano Ronaldo..

Developing the first real time quiz platform for mobile.

Automated video creation platform for event