Microsoft Translator is a free, personal translation app for 60+ languages, to translate text, voice, conversations, camera photos and screenshots. You can even download languages for offline translation for free to use when you travel!

Version History:

Improvements for visual accessibility: additional labeling, localization and support for screenreader

Improved support for landscape mode in the conversation feature, translation history, phrasebook, and settings

Resolved bug for language selection on larger sizes of the Apple Watch

Source: Microsoft Translator on the App Store