From Press Release:
Today, Epic Games has some exciting news: on September 26, Fortnite Battle Royale will be free for everyone on PC, PlayStation 4, Xbox One and Mac. This PvP mode puts 100-players on a giant map with destructible environments, where they’ll combine their Fortnite building and combat skills to be the last one standing.
Fortnite’s “Save the World” PvE campaign remains in paid Early Access, with a lot of great updates in the works, including new game modes and some spooky October content.
For more information, you can head to the official Fortnite blog.