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 (video game) Noble announced that a future update for its Nook Color e-reader will let the Android-based device run applications, including a port of "Angry Birds". In June 2011, Rovio announced plans to partner with Roku to include a version of "Angry Birds" on a new model of its Internet-connected set-top box, the Roku 2 XS. In May 2011, an in-browser HTML5 version of "Angry Birds" was released in beta form. The game uses WebGL or Canvas and is distributed through the Chrome Web Store for use with Google's Chrome web browser. It runs on any WebGL- or Canvas-enabled browser, and features