Video Speed Controller by codebicycle

4.6 Stars out of 5

606 reviews

Rated 5 out of 5
by Firefox user 12497104, 8 years ago
It does what it says and it's simple to use. You can change youtube video speed. It's excellent!!!
Rated 5 out of 5
by Firefox user 13141678, 8 years ago
Rated 5 out of 5
by Firefox user 13116361, 8 years ago
Отличное расширение! Теперь можно получать больше пользы от просмотра Ютуба.
Rated 5 out of 5
by Firefox user 12998929, 8 years ago
Rated 5 out of 5
by Igor, 8 years ago
The only addon forced me to use chrome is available on firefox now!
Rated 5 out of 5
by Firefox user 12989432, 8 years ago