Luna Launcher - A powerful parental control & a kid's home screen & prevent kid phone addiction.
CurrentWare BrowseControl - BrowseControl web filtering software blocks websites based on URLs and categories. Policies can be customized for each user, department, or OU. Includes other features such as an app blocker, port filter, and download/upload blocker.
Kidoz.net - Kids content discovery platform
Qustodio - Free parental control software. Monitor and track your child's online activity. Block dangerous sites and protect kids from online bullying.
KidRocket - This free Web browser is a great way to introduce your kids to the Internet on your terms.The designers of KidRocket KidSafe Web Browser for Kids went all out
NxFilter - Best performance. You don't want to slow down your network by installing a network security software. NxFilter is a light-weight DNS filter. It doesn't cause any latency issue in your network.