Box Mobile Dev Challenge
Box.net provides API for sharing files on their platform. A mobile dev challenge is now open, with 1st prize $25,000 cash! You have up till Sept 9 to submit an app.
twilio & Box
twilio regularly organize developer contest. For this week, they have partnered with Box to organize one. By using twilio API and Box API, you are eligible for twilio contest. There will be 3 winners, and the first will get an 11" macbook air!
Kik provides SDK for Android and iOS to share content via Kik messenger. They are giving out 3 cash award of $5,000 each for apps submitted by Sep 5th.