A Wi-Fi analyzer is a tool used to assess and optimize wireless networks. It helps users identify the strength and quality of their Wi-Fi signals, detect interference from other networks, and analyze channel usage. By providing detailed information about network performance, it enables users to make informed decisions to improve connectivity. These analyzers can be software applications or hardware devices. They often display data such as signal strength, network speed, and the number of connected devices. With this information, users can troubleshoot issues, enhance their internet experience, and ensure a more reliable connection.