Challengein first beta is out!
The Challengein app hits the App Store! You can be one of the few lucky who will enjoy the early access. Use the Invitation code ‘BNMBNM’ to sign up and test the app. Remember to give us feedback as comment here
Here the app in the App Store: http://itunes.apple.com/us/app/challengein/id424596418?mt=8
Here the official announce: http://us2.campaign-archive2.com/?u=e3ae23b1e1f5464e6292ad93e&id=d88f941f05