Angry Birds Space easier to aim the birds. Some pigs are in space bubbles, and when the birds break them, they will freeze and smash unless they get into a gravity field. Like in "Angry Birds Rio", "Angry Birds Space" features boss fights. In February 2012, Rovio announced a new game in the "Angry Birds" series to be called "Angry Birds Space". "Angry Birds Space" launched on March 22, 2012, and features elements from the preceding "Angry Birds" games as well as new gameplay mechanics. The game initially contained 60 levels with additional levels available as free updates or with in-app purchases. For
Angry Birds (video game) spot on the US App Store a few weeks later, where it remained until October 2010. Since release, the free, limited version of "Angry Birds" has been downloaded more than 11 million times for Apple's iOS, and the full-featured paid version has been downloaded nearly 7 million times as of September 2010. The Android version of the game was downloaded more than 1 million times within the first 24 hours of release, even though the site crashed at one point due to the load, and over 2 million downloads in its first weekend. Rovio receives approximately US$1 million per month