Using a real Stingray device or unauthorized spyware to track a phone without the owner's consent is illegal in most jurisdictions.
If your goal isn't to track others, but to see if you are being tracked, you can look into apps like (requires root) or Cell Spy Catcher . These apps analyze your cellular connection to alert you if a suspicious tower (like a Stingray) is nearby. A Word on Privacy and Ethics stingray phone tracker app free
Private citizens cannot legally or technically use "Stingray" apps to track others. Most websites or apps claiming to offer "Stingray tracking" for free are fake or scams designed to steal your data. DIY/Hardware: While some researchers use Software Defined Radios (SDR) and Linux-based tools like IMSI-catcher Using a real Stingray device or unauthorized spyware
Disclaimer: This article is for educational purposes only. Laws vary by jurisdiction. Unauthorized interception of communications is a serious crime. Always consult legal counsel for specific advice. A Word on Privacy and Ethics Private citizens
designed to run on mobile hotspots (like the Orbic RC400L) to detect cell-site simulators by analyzing control traffic handshakes. Crocodile Hunter EFF-led project