What are some alternatives?
When comparing Quester and Cerberus, you can also consider the following products
FlexiSPY - FlexiSPY is the original "phone spy" software - it's been on the market since 2005.
Prey - Prey is a video game that has strong elements of science fiction, action, thrills, and much more.
mSpy - Cell Phone Tracking and Mobile Monitoring App.
Find My - Find My can help you locate your devices and your friends and family.
Bosspy - Download for free our software to remotely monitor on text messages and SMS, calls, GPS locations, website visited, and more!
Android Lost - Remotely control your Android phone from the internet or by SMS. Features: