This chrome extension is built for blocking porn sites and adult content. you can also blacklist any domain and web page manually. Our team's effort is, you stay away from porn sites. You can use this extension to prevent a porn site, if you are addicted to watching porn, this extension is for you. This extension automatically blocks porn sites. and you can manually block and whitelist a domain and page, you have to go to the options page, to add the domain or page to the blacklist and whitelist.