[Android] Net Signal Pro:WiFi & 5G Meter Free (was $0.79) @ Google Play

Net Signal Pro:WiFi & 5G Meter currently free

Rates at 4.7/5 after 6,650 votes.

About this app

This app is a useful tool that allows you to check WiFi Signal Strength and cellular signal strength anywhere with your mobile device. It helps finding good areas of WiFi or cellular connectivity to set up smart home devices.

Features:
- Cellular signal information
- WiFi signal information

Also Free at present from the same developer is Who Uses My WiFi Pro

About this app
Your Wireless network is slow and you believe someone is connected to your Wi-Fi and using the internet without your knowledge. What do you do in such situations? If you are looking for the fastest, smartest and easiest way to control and monitor the number of users connected to your WiFi network and get information about the connected devices, you’ve come to the right place.
This application will help you solve that.