TranscriptSnagger

TranscriptSnagger is a crawling app to easily obtain transcripts of videos. Just paste in the URL of the video and click the Search button. It will go out and find all the available closed caption tracks for that video and display them in the list. Choose one or more of the provided languages, then choose the format of how you want your transcripts. You can either have them as text in paragraph form or line-by-line, with or without timecode. Then click the Download Transcript(s) button and it will save each language as a separate transcript.

Limitations:

Fully functional for 7 days.