Clash of Clans

Clash of Clans is a freemium mobile strategy game made by the Finnish company Supercell. It was released to the App Store for iOS platforms on August 2, 2012 and to Google Play for Android on October 7, 2013.
"Clash of Clans" is a massively multiplayer online game where players train their troops and attack other players' towns to earn gold and elixir, the in-game currency. Gold and elixir can be used to build defenses for the player's town, make upgrades, and more. Also, players can join a group called a clan to help its members or to receive help from them.