As you're concern to have your user data be on hand of third party, maybe it's better to do the analytics yourself. Sometime like this https://stackoverflow.co

As you're concern to have your user data be on hand of third party, maybe it's better to do the analytics yourself. Sometime like this https://stackoverflow.com/questions/34031251/javascript-library-for-analytics https://stackoverflow.com/questions/34031251/javascript-libr...