If you're interested in upgrading in advance

The open beta test has begun, and everyone's invited to download and install the app now in preparation for the switchover. If you're interested in upgrading in advance, simply click the button below.
What's this launcher update do?

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The new single sign-on functionality allows players to log in once to access World of Warcraft, StarCraft II, Diablo III, and the upcoming PC and Mac versions of Hearthstone: Heroes of Warcraft, and stay logged in for up to 30 days.

Players can also install games directly through the app and, if you choose to leave the app running on your desktop, keep them up-to-date automatically even while you’re away from your computer. Please note that it’s entirely up to you whether you wish to leave the app running—you can exit it at any time,

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and it will automatically re-launch whenever your standard launchers would.

For more information, check out the FAQ.


Once the open beta test ends, everyone's launcher will be updated automatically when they start up the launcher for World of Warcraft, StarCraft II, or Diablo III. Players will be auto-updated in waves over time, so the exact date you’ll get the update will vary from person to person.