The hellgates stand fully open, as now you try Diablo III—absolutely FREE—on your platform of choice: 

Each of these options allows you to play Diablo III for free up to the Skeleton King in Act I, so if you've been looking try out the game for the first time, or even get just get a feel for the controls on a new platform—your hour has come.

Unfortunately, the Diablo III demo is not available on Xbox One or PS4. However, if you’d like to purchase the full game on next-gen console, you can do so here.

PC or MAC owner? Try the Diablo III starter edition here.

If you're looking for more info on any of these free editions of Diablo III, you can check out the full Console Demo FAQ here or the PC/MAC Starter Edition FAQ here.