A Graphical Deep Dive into Android's 10 Billion App Downloads
The app with the lucky number 10 billion is Photobucket Mobile and they’ll be getting a great prize package, including tickets to next year’s Google I/O developer conference.
Google still has a few days to celebrate 10 billion app downloads with 10-cent apps on Android Market. That's like buying an app for less than N20, in Nigerian currency. What are you waiting for? You can follow which apps are promoted each day on +Android, their Google+ page.