Mate Translate - Ultimate translation app for Mac, iOS, Chrome and many more
Subtitles Downloader by Checksub - Sometimes you may want to export or edit the subtitling of Youtube videos that you have uploaded or that you're fans of.
Google Translate - Google's free service instantly translates words, phrases, and web pages between English and over 100 other languages.
Universal Word - Translate YouTube subtitles into multiple languages
iTranslate - No training needed. Just start speaking and iTranslate recognizes your voice, converts your words to text and translates them into another language.
YouTube Transcripts - Turbocharged SEO with cheap, fast & accurate transcripts