Through a message on Twitter said the publishers behind Call of Duty: Warzone on Friday that there are now fifteen million people play the game. That’s more than double the six million recorded in the first 24 hours after its release. Apex Legends reached just ten million players three days after its release.

Call of Duty: Warzone was released on Tuesday and will compete with Apex Legends and Fortnite as a battle royale game. The game is available for free for the PC, PlayStation 4 and Xbox One. There is already a mobile Call of Duty game with battle royale mode. The Android version of it has already been installed more than 50 million times.