Screenshots
Some screenshots from the Audio Downloader at work
Downloading
Choosing audio quality
Inspecting file formats
To get information about file formats, start the download and move the mouse pointer over the help button.
Updating Youtube-dl
Transcoding mp3
Invalid link detection
Link will be regarded as invalid if it is used in a form other than: https://www.youtube.com/watch?v=
Invalid link length detection
Length of YouTube video Id is set to 11 characters. Other lengths are considered invalid.