This is a good idea to use such type of apps on your device. It can be used for different reasons. By using a single phone monitor app you can track location, text messages, chats, WhatsApp and social media data. You can also track your family members by using a single parental control apps. You will have your own dashboard from where you can add or remove the person you want. As far as I know, Msafely has this type of opportunity. You can intall it for free.