What is a good parental control software?

I have seen Safe Family by McaFee at work. I would strongly recommend it.
Check out: http://family.mcafee.com/
See what your kids are up to at a glance
View your kid’s device activity from application and website access to current location and checked-in places.

Set rules and time limits for apps and websites
Safe Family starts you off with pre-defined age based rules that you can customized based on your kid’s needs.

Know where your kids are at all times
Locate them on a live map and receive automated notifications the moment they enter or leave familiar places like a school or the library.
