Every service reviewed offers a free trial, which includes access to the Android app, so you can try before you buy.
We also recommend reading our full reviews of those products to learn what other features you get, aside from the Android-specific features mentioned in the reviews listed here.
In addition to seeing what sites your children are visiting, these apps also allow you to make exceptions for blocked websites.
Installing a parental control tool on your PCs can shield your kids from the dark side of the Web, but computers aren't the only tech kids use to get online.
And if the dangers of cyberspace can rattle an adult, imagine how they might traumatize an innocent child.
However, they also allow parents to customize the filtering based on what they think is appropriate for their child.
The granularity of these filters differs from service to service.