Special Editions

Angry Birds Seasons

In October 2010, Rovio released a special Halloween edition of game. Angry Birds Halloween, exclusive to Apple iOS at the time and a separate application from the main game, included new levels with Halloween-themed music and graphics. In December 2010, Rovio released Angry Birds Seasons to iOS, Android and Symbian^3 devices. Seasons introduced 25 Christmas-themed levels, one for each day leading to the holiday, similar to an Advent calendar. All versions include the previously-exclusive Halloween levels and are offered as separate, stand-alone paid applications, with the exception of the free, ad-supported Android version; Angry Birds Halloween users on iOS received the Seasons levels as a free upgrade. The Halloween version was given the episode title "Trick or Treat", while the Christmas episode was entitled "Season's Greedings". In February 2011, Rovio released a new Valentine's Day update to Angry Birds Seasons, entitled "Hogs and Kisses", complete with new themed levels and graphics, as well as the option to send Angry Birds-themed Valentine's Day messages through Facebook. In March 2011, Rovio released a new St. Patrick's Day update, entitled "Go Green, Get Lucky", followed by an Easter update, entitled "Easter Eggs", in April 2011 and a summer update, "Summer Pignic", in June 2011. In September 2011, "Mooncake Festival" was released in conjunction with the Chinese Mid-Autumn Festival.

Angry Birds Rio

Rovio launched Angry Birds Rio in March 2011. In this version, based on the 20th Century Fox animated film Rio, the Angry Birds characters appear in Rio de Janeiro and interact with characters from the film. Angry Birds Rio initially included two chapters including a warehouse chapter entitled "Smuggler's Den" and a jungle chapter entitled "Jungle Escape", but it has been updated with additional chapters and levels including a beach chapter entitled "Beach Volley", a carnival chapter entitled "Carnival Upheaval", an airfield chapter entitled "Airfield Chase", and one more chapter coming soon. Since release, Angry Birds Rio has been downloaded more than 10 million times.

Angry Birds Magic

A special version of the game, called Angry Birds Magic, will be developed exclusively for Nokia's NFC-enabled Symbian devices. This version of the game will include functionality that will unlock game levels upon contact with another NFC-enabled phone running the game. A free version of Angry Birds Magic will come preinstalled with all NFC Symbian devices to be sold in 2011, starting with the Nokia C7.