Google Translate - Google's free service instantly translates words, phrases, and web pages between English and over 100 other languages.
traduora - Translation management platform for teams
What's That - Translate words into multiple languages in one click
Tranzlate - Localization made easier.
Babelgram Bot - Translation made easy inside Telegram
Lokalise - Localization tool for software developers. Web-based collaborative multi-platform editor, API/CLI, numerous plugins, iOS and Android SDK.