What are /r/SpyAdvice's favorite Products & Services?

From 3.5 billion Reddit comments

iKeyMonitor Android spy app provides a one-stop monitoring solution for parental control and employee monitoring. You can use it to know what your kids are doing online when you are away. Once anything inappropriate is detected, you can do something at once to protect them and prevent them from making mistakes.

If employees use the company-offered Android phones to do personal business in the working hours, you can use this tool to find out at one. It's a good way for employers to improve the employee productivity and catch insider threats.