Blizzard’s new Warcraft-inspired card game soft-launched on iPad in early April, and was released worldwide earlier this week as a free download. However, in less than a day the game took the App Store by storm, quickly becoming the top application in the Top Free Apps charts in many markets. According to data provided by App Annie , Hearthstone: Heroes of Warcraft is now the No. 1 free app in 38 markets where the App Store is available to customers, including the U.S. When looking at iPad games only, the app is No. 1 in 40 countries.
Blizzard’s free Hearthstone card game conquers the iPad