The Airship SDK provides localization for interactive notification buttons and the Message Center for the following languages: English, Chinese (Traditional), Chinese (Simplified), German, Hungarian, Slovak, Russian, Portuguese (Portugal), Portuguese (Brazil), French, Danish, Turkish, Norwegian, Romanian, Polish, Finnish, Dutch, Hindi, Spanish (Latin American), Spanish (Spain), Hebrew, Czech, Italian, Vietnamese, Thai, Japanese, Arabic, Korean, Malay, Indonesian, and Swedish.

To add translations for another language, copy the english strings.xml to the appropriate language resource folder. Translate it to the new language and the new language resource will be merged automatically. For more information, please see the Android documentation on resource merging and localization.