Angry Birds (video game) and for PCs. A sequel, titled "Angry Birds 2", was released in July 2015. In the game, players use a slingshot to launch birds at pigs stationed in or around various structures with the goal of destroying all the pigs on the playing field. As players advance through the game new types of birds become available, some with special abilities that can be activated by the player. Rovio Mobile has supported "Angry Birds" with numerous free updates that add additional game content, and the company has also released stand-alone holiday and promotional versions of the game. "Angry Birds" was praised
Angry Birds (video game) called the game "an addictive, clever, and challenging puzzler", and "Pocket Gamer's" Keith Andrew said "Angry Birds" is "a nugget of puzzling purity dished out with relish aplenty". Jonathan Liu of Wired News wrote that "going for the maximum number of stars certainly adds a lot of replay value to a fairly extensive game". Reviews for the first versions of the game that did not use a touch-screen, the PlayStation 3/PSP version and the Windows version, have also been positive, but with some disagreement over the different interfaces. Will Greenwald of "PC Magazine", in his review of the PlayStation Network