The Android WiFi icon default 4 bar is simply not good enough to capture this dynamic range.
Use the device discovery to keep an inventory of your personal devices and next whether all unauthorized connections unfold.
+ Full graphic display Signal Meter
Canal + WiFi area to check interference within
+ Discover devices on your network
+ 1×1 and 2×2 Widgets with colors
The detailed data + WiFi
For More Info Google Play
Supported Android
{4.1 and UP}
Supported Android Version:-
Jelly Bean(4.1–4.3.1)- KitKat (4.4–4.4.4)- Lollipop (5.0–5.0.2) or UP
Download WiFi Signal Strength 9.3.6 APK For Android