Angry Birds (video game) featured app on the UK App Store in February 2010 and quickly reached No.1 there, it reached the No. 1 spot on the paid apps chart in the US App Store in the middle of 2010 and then stayed there for 275 days. The initial cost to develop "Angry Birds" was estimated to exceed €100,000, not including costs for the subsequent updates. For the iOS version, Rovio partnered with distributor Chillingo to publish the game to the App Store. Chillingo claimed to have participated in final game polishing, such as adding visible trajectory lines, pinch to zoom, pigs' grunts, birds'
Angry Birds first Angry Birds themed park in the UK, was created in Sundown Adventureland, an attraction in the Nottinghamshire countryside. Most recently it was announced that UK theme park Thorpe Park would open their own Angry Birds Land themed area within the park in May 2014. The new area consists of the reinstatement of the 4D Cinema with a 10-minute-long Angry Birds film with 4D effects, a new addition of themed Angry Birds Dodgems and a slight re-theme of existing drop tower ride Detonator. Rovio also opened "Activity Parks" of the game. The first one was opened in Lightwater Valley that