Protect your Blizzard account and games using our free Mobile Authenticator app! The app offers two factor authentication, protecting everything from your most storied World of Warcraft characters to your meticulously crafted Hearthstone decks. The authenticator app provides a one-touch button experience so you can approve or decline any login attempt. With the Mobile Authenticator, you can rest easy knowing that your Blizzard account is more secure. Internet connection required. For more information on how to add the Blizzard Mobile Authenticator to your account, visit https://blizzard.com/support/article/24520. Note: this app is not compatible with some classic Blizzard games (like Diablo II and Warcraft III). Languages Supported: * English * Français * Deutsch * Español (Latinoamérica) * Español (Europa) * Português * Italiano * Polski * Русский * 한국어 (Korean) * 繁體中文 (Traditional Chinese) * 简体中文 (Simplified Chinese) * 日本語 * ไทย ©2018 Blizzard Entertainment, Inc. All right reserved. iPhone and iPod touch are trademarks of Apple Inc. All other trademarks referenced herein are the properties of their respective owners.