Google Translate - Google's free service instantly translates words, phrases, and web pages between English and over 100 other languages.
Translate for Slack - Translate text into any language from within Slack
Phone Call Translator - Translates your voice calls into 29 languages in real-time
Mate Translate - Ultimate translation app for Mac, iOS, Chrome and many more
Translatr - Translate words into multiple languages at once
i18ncore - An easy place to manage translations