"As a parent or guardian, you know what feels right for your family and how your kids learn best. To help your family navigate through new technologies, gadgets, and services in an ever-changing online world, it helps to get practical advice. That’s why we continuously talk to safety experts, parents, educators and communities around the world – to keep a pulse on what works. Together, we can help nurture a community of responsible digital citizens." This site setup by Google will help you setup protection for Android devices, Youtube, Chromebooks, and other Google products. Also check out tips from Google partners."
The link below will help you setup restrictions (parental controls) on your Apple iOS device
K9 Web Protection by Blue Coat
Google Family Safety Center
"Qustodio offers a limited free version and paid version which offers more features. Qustodio is parental control designed for today’s busy, web-savvy parents. No hardware, no complicated setup—just a simple, web-based dashboard that gives you the info you need at a glance. Whether your kids use the family computer, personal laptop, tablet, or mobile phone, Qustodio is there to set healthy limits, block questionable sites, and keep kids safe. You’ll see the apps your kids use, the searches they conduct, the social sites they visit, and the people they hang out with online."
Norton Online Family Protection
Opendns Personal Internet Security
"Open DNS is a free service that will filter ALL devices on your home network, even friend's and others who use your wifi while in your home. The site gives instructions to setup the service on your wireless router to start filtering your internet. They also offer a paid service for additional features."
Apple Products Restriction and Protection
Qustodio Multi-Device Protection
"Norton Family Protection offers software that is installed on all of your home computers to start filtering internet activity. It also offers utilities for your mobile device that allows you to monitor your families activities. It will also send an email to you with internet activity of the computers that it's installed on."
"K9 Web protection offers software that is installed on all of your home computers to start filtering internet activity. The software needs to be installed on each device that you want to be filtered. They also offer a unique web browser for your mobile devices to provide filtering of mobile devices."