question: What freemium mobile strategy video game released on the iOS platforms on August 2, 2012 generated revenue of $2.4 million a day in 2013 when paired with the game Hay Day?
answer: Clash of Clans
context: Title: Supercell (video game company)
  Passage: Supercell is a mobile game development company founded in June 2010 in Helsinki, Finland.  The company's debut game was the browser game "Gunshine.net", and after its release in 2011, Supercell started developing games for mobile devices.  Since then, the company has fully released four mobile games: "Hay Day", "Clash of Clans", "Boom Beach", and "Clash Royale", which are freemium games and have been very successful for the company, the first two generating revenue of $2.4 million a day in 2013.
  Title: Bazoo
  Passage: Bazoo is a freemium mobile strategy video game developed and published by the French studio IsCool Entertainment.  The game combines a traditional puzzle gameplay and worldwide real-time player versus player fights.  The game was released globally on April 10, 2017.
  Title: Plunder Pirates
  Passage: Plunder Pirates is a freemium mobile MMO pirate-themed strategy video game, inspired by Clash of Clans, developed and published by Midoki.  For iOS, it soft-launched in Canada and Finland on June 16, 2014 and the worldwide iOS release was on September 17, 2014.  The game was one of the first to use Metal for advanced graphics in iOS 8.  The Android version was released on April 22, 2015.  It was originally published by Rovio Stars.
  Title: Clash of Clans
  Passage: Clash of Clans is a freemium mobile strategy video game developed and published by Finnish game developer Supercell.  The game was released for iOS platforms on August 2, 2012, and on Google Play for Android on October 7, 2013.
citations: Supercell (video game company) Clash of Clans