It is the most powerful family-friendly parental control tool on the market. With a9 Web Protection, you get:

A safe and secure web browsing experience that protects against malicious websites, unwanted pop-ups, ads, fake pages, etc., as well as blocking sites that may try to steal your personal information, or that may contain content that is harmful to your children. 

You can control your children’s exposure to pornography, violence, other objectionable content, and other unwanted sites. 

You can easily block inappropriate websites and prevent your children from accidentally visiting them. 

It is free and you can use it with  Chrome, Chromebooks and Microsoft Edge browsers.