This is the only search blocker I use, simple and to the point. mostly use it to block softonic.com and anything similar. I recommend it to all my computer clientes. Never have had a problem worth mentioning with it. Thanks

Reading the revisions I must comment that many people give a bad rating saying it does not work when obviously they have not really tried. One, restart firefox after installing it. then it works. Is that really so hard to think of? 2, yes you can unblock sites, click on the icon in the upper right of the screen, appears the list of sites, where 3 You CAN add sites, delete sites, and even put in wildcard type sites, like pinterest.com This program works fine if you give it a chance.