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) device, and Apple's iPhone and iPod Touch mobile digital devices, Rovio has released versions of "Angry Birds" for additional devices. An iPad-exclusive version, "Angry Birds HD", was released with the iPad mobile digital device in April 2010. In August 2010, "Angry Birds" was made available to the Palm Pre phone running Palm's webOS operating system through its App Catalog online store. Symbian^3 phones received a version of the game in October 2010, which initially includes only the "Poached Eggs" and "Mighty Hoax" episodes. Angry Birds works on Kindle Fire and Kindle Fire HD. In May 2010, Rovio announced plans for