A free program for Android, by goblivion.
Wifi SignalBar is a handy application that will help you check your wireless connection status in a quick and easy way.
The app displays the signal strength in dBm. It can be accessed from the Notification bar.
The application is free, simple, fast, and easy to use.
It works on most Android devices.
It is compatible with all the latest Android versions.
It supports both mobile and tablet devices.
How can I access it?
You need to enable the Notification bar in your device's settings.
How can I use it?
Just install the app and open it.
You can now see the signal strength in the Notification bar.
It is only shown if the phone is connected to a Wifi network.