The software has to get access to the target kid’s cell phone - Flexispy

The spy software must have access to the targeted phone/s to be able to monitor the kid's activities. Many require that you jailbreak the phone and install the app while others are advanced and can be installed remotely. If the parent finds it difficult to jailbreak a phone, top software like Flexispy  Spy and mSpy are great options to install remotely.