Simply named Angry Birds 2 – even though it’s technically the sixteenth variation of the game – it’s the first official follow-up to the smash hit original, which launched in 2009.

Angry Birds launched in 2009, becoming one of the first major, breakthrough successes in mobile gaming. Six years, two billion downloads, and fifteen games later, the physics-based puzzle game is ...

A tie-in to 20th Century Fox’s upcoming 3D toon Rio, Angry Birds Rio was the most downloaded game app in the U.K., France, Italy and Australia, among numerous other countries.

Angry Birds downloaded 6.5M times on Christmas Day Millions more flock to Rovio's downloadable physics-based puzzle game during recent holiday; mobile app analytics firm declares 6.8M new iOS ...

More than anything, "Angry Birds Rio" doesn't feel like a slapped-together tie-in built solely for the sake of cashing in. The folks at Rovio have done some truly nice work polishing things up.

Angry Birds Rio will be available separately for Apple iOS devices. GeekWire co-founder Todd Bishop is a business and technology journalist who covers topics including Amazon, Microsoft, and startups.