LinkLiar
Link-Layer MAC spoofing GUI for macOS
...When you turn on the Wi-Fi of your MacBook, it sends out a unique identifier - its MAC address (this has nothing to do with Apple’s “Mac”). Everyone nearby may freely collect this unique identifier and use it to track your movement. Did you know that your phone does not send out its Wi-Fi identifier, but rather a random, fake one? This is to protect you from the common practice of businesses to track your movements when you walk around in stores. With LinkLiar you can achieve the same privacy for your MacBook. ...