Mango Languages MobileA language learning program, teaching practical conversation and cultural awareness for the world’s most popular languages. It allows you to learn languages everywhere you go with free apps for iPhone, iPod Touch and Android. You must set up a MANGO languages account through the library website before you can use the app. Enter the email address of the account and the password in the app "settings." Requires iOS 4 and above or Android device version 2.2 and above.