List of sites for downloading subtitles for YouTube videos.
DownSub is a free web application that can download and save subtitles directly from Youtube, DramaFever, Viki and more.
LilSubs is a web application that download subtitles from Youtube, TED, Viki, Dramafever and more.
How to Download Subtitles from YouTube. How to download closed captions (subtitles) from YouTube videos.
This app is intended to make it easy to access the YouTube's automatic captions for videos and to manually correct any transcription errors.