Acrylic WiFi is a free WiFi scanner that gets you WiFi access points information of connected devices, Acrylic scanner can scan 802.11/a/b/g/n/ac WiFi networks.

Wi-Fi can be exceedingly difficult to troubleshoot. Get some help from the best Wi-Fi apps for Android to diagnose those problems!

Free web-based tool WiFi Stumbler will show you which channel is least likely to cause interference. WiFi Stumbler uses your computer’s Wi-Fi antenna to scan local access nodes.

You can track the signal congestion via numerous apps on your smartphone or on a Windows-powered PC. Just search for a WiFi Channel scanner app and you will be able to see the congestion visually.

Use the app to scan your house for Wi-Fi networks and note which channels are commonly used by your neighbors’ networks. (If you don’t have an iPhone, you can also use Acrylic Wi-Fi for ...

On a Mac, you can scan for WiFi channels in your area, and your computer will recommend which ones are best to use. Once you have that, you can adjust your wireless setup through your IP address ...

This will allow you to scan nearby channels for Wi-Fi SSIDs and their strength, allowing you to check which channels are in use or not.

For now I have just picked a channel but using a WiFi scanner app, it's clear why my router started using these previously restricted channels: My apartment building has 20+ WiFi networks using ...