SDK for iOS supports navigation voices in the following languages, in either text-to-speech or pre-recorded format.
Pre-recorded voices support spoken maneuver instructions.
Text-to-speech voices support spoken maneuver instructions and street names.
Text-to-Speech
English (US)
English (UK)
French (France)
French (Canada)
German
Spanish (Spain)
Spanish (Mexico)
Indonesian
Italian
Japanese
Norwegian
Portuguese (Portugal)
Portuguese (Brazil)
Russian
Swedish
Finnish
Danish
Korean
Chinese (Taiwanese Mandarin)
Turkish
Czech
Polish
Note: This is a list of the potential languages that are supported. Actual audio playback depends on the supported languages in the user's installed version of iOS.