WiFi Analyzer allows you to visualize WiFi signals all around you. Works with 2. 4Ghz and 5Ghz networks. Use WiFi Analyzer to find the best channel for your WiFi access point or router. Android 6. 0/Marshmallow+ users you can also view the WiFi signal bandwidth. Features. List nearby Access Points. Animated graphs show signal strength in real time. Show the best channel for a new AP. Displays the bandwidth of the Wi-Fi signals ie 20/40/80/160mhz. Find the optimum position for your AP. Lookup router vendor from MAC address. NOTE. Android 6. 0/Marshmallow+ users must grant the Location permission to be able to scan for WiFi networks. Scan cannot function without this permission. Permissions Used. In-app purchases - You can remove the adverts by making a small donation. View network connections - A simple check to see if the app can access the internet. full network access - Allows the app use google maps, and view live streams. course location - Needed to scan WiFi.