We build amazing iPhone and iPad apps. We recently built ABC Play School Play Time and Art Maker for iPad, and recently wrote Learning Cocoa with Objective-C Fourth Edition and the iOS Game Development Cookbook for O'Reilly. This is our blog.

Book on Sale

This promotion has now ended! You can still grab our book at O'Reilly's site.

The newest book (released December 2012) by Jon Manning and Paris Buttfield-Addison, co-founders of Secret Lab, is currently on sale from O'Reilly! Our book, along with a collection of other great iOS-development books, is available in the Build Successful iOS Apps sale.

You can use the discount code WKPRGS6 or visit to get 50% off.