Sorry, the KeepVid Helper Userscript v0.2 is only compatible with Google Chrome, Mozilla Firefox and Opera browsers
Please report any issues to: firstname.lastname@example.org
Please report any issues to:email@example.com
Error: Invalid YouTube URL. Please check the URL and try again.
Or download it with KeepVid Pro: Windows version, Mac Version
KeepVid Pro - The Ultimate Video Downloader on Your Desktop