Kiddle - Google for Kids
OurPact - Parental Control for apps and devices
Kids App Hunt - Let's talk about the best apps for kids
Qustodio - Free parental control software. Monitor and track your child's online activity. Block dangerous sites and protect kids from online bullying.
KidsWifi - Simply plug in to protect your kids online
FamilyTime - FamilyTime is one of the best parental controlling application and family tracking application and finder at the moment available over the internet.