Downloading audio from YouTube is a violation of YouTube’s Terms of Service. While individual users are rarely sued, you are technically breaking a contract with Google. More importantly, if you are downloading copyrighted music (pop songs, movie scores, etc.), that is copyright infringement. You are taking content the creator intended to be streamed (or purchased) and making a permanent copy without paying them.

This is where you need to be most careful. Many free YouTube-to-MP3 sites, including variants of yump3, are notorious for:

Yump3 is a web-based tool categorized as a . Its primary function is to extract the audio track from a YouTube video and convert it into an MP3 format, which users can then download to their devices.

But before you paste that link, there are three important things you should understand about using yump3 and sites like it.