If you want to spy on any Android devices, you must use the HoverWatch app. If the target device is an Android smartphone, then HoverWatch is the perfect keylogger for android https://www.hoverwatch.com/free-android-keylogger that you can use. The first thing you should do when you want parental control is to install the HoverWatch app on the target Android mobile phone.

Hoverwatch is an invisible app that can be installed on the target device and works in a hidden form. There will be no toast notifications or app signs on the target device.

In other words, the target phone user cannot know that someone is tracking them. Hoverwatch can track kids activity and it is the best app for parents.