https://www.gamespot.com/articles/fortnite-mobiles-invite-only-ios-version-is-alread/1100-6457461/ >Fortnite's popularity continues to rise. The mobile edition of the super-popular battle royale game launched today on iOS through an invite-only beta, and it's already topping the charts. >The mobile version is currently sitting at the top of the Free Apps chart for games on the App Store. It's a remarkable achievement considering you need an invite to get in. It's not immediately clear if this is the first time an invite-only game has reached No. 1.