Use APKPure App
Get WiFi Signal Strength Meter old version APK for Android
Obtain the signal strength of the WiFi network to which it is connected.
Obtain the signal strength of the WiFi network to which you are connected and the WiFi networks that surround it. This is useful so you can find good areas to connect to WiFi networks. In addition to the signal strength of the WiFi network, other relevant features can be observed, such as the MAC address, the WiFi network security, BSSID, etc.