Wifi 진단기 is a utility application designed for field developers to efficiently assess WiFi connectivity. This free app provides detailed information including the currently connected SSID and BSSID, signal strength in dBm, and the frequency band in use, whether it be 2.4GHz or 5GHz. Users can also view the channel number and the WiFi standard in operation, ranging from WiFi 4 to WiFi 7.

In addition to connection details, the app offers essential network diagnostics such as IP address, gateway information, and gateway ping checks. It also evaluates the internet connection status and provides a signal rating that categorizes the connection quality from very good to very poor. This makes Wifi 진단기 a practical tool for developers needing to troubleshoot networking issues in various environments.