Spyware is software with malicious behavior that aims to gather information about a person or organization and send it to another entity in a way that harms the user.
Tracking and reporting user information can help legitimate software vendors to improve their products or better support customers. For this reason, marketing firms often object to having their services called “spyware.” The line between illegal spyware and legitimate data collection is often drawn at cookies, a well-known method of storing information about internet behavior on individuals’ devices. Some users allow cookies; others abhor them.
Spyware is basically made for android and iOS gadgets. To spy on any type of android phone and iPhone it works on both devices. It is a special code to get information from the target phone like you installed any spyware in your target phone and then it will hide.