Does not work.

This extension crashes my browser more often than it works. I tried udl helper and everything worked fine

Tidak ada respon ketika di klik !

no reaction by cklick the green button

Funktioniert nicht es läd nur ein 0kb File runter.

Doesn't do MP3

This FireFox Extension Add-on comes with malware (search.rspark.com).
This is what you get when you open a new tab:
https://search.rspark.com/?ytm

Te instala buscador rspark.com

This crap change you start website for rspark.com

try hitmanpro or malwarebytes for remove these.

Malware, new tab hijacking with rspark. AVOID!

malware

This add on contains adware. Every time you open a new tab, it will automatically open https://search.rspark.com/?ytm.

As others have said, it added a browser hijacker. Not acceptable. Redirect removed with this program. Don't install it if you don't like malware.

Just annoying !