Angry Birds World Championships. It was designed by Toni Kysenius and Rovio Entertainment. Premier League association football club Everton F.C. inked a deal with Rovio in 2017, whereby the Angry Birds logo appears on the club shirt's left sleeve beginning from the 2017–18 Premier League campaign. The game's popularity has spawned knock-off and parody games that utilize the same basic mechanics as "Angry Birds". For example, "Angry Turds" features monkeys hurling feces and other objects at hunters who have stolen their babies. Another game, titled "Chicks'n'Vixens" and released in beta form on Windows Phone devices, replaces the birds and pigs with chickens
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