Powerful and easy to use. Some website have lots useless URL script kind of, that slow down the page loading. This addon can filter out those elements only by keywords and then those websites open lightening fast!

Absolutely essential.

This guy literally saved the whole Internet.

A must have

conforme y buen servicio

Soon, we should come up with a petition to declare uBO as the best Firefox add on of all time.

As allways very very good blocking of annoying adds.