Wifi Analyzer Kevin Yuan -

WiFi Analyzer is a utility application for Android designed to scan the airwaves around you and turn your smartphone into a portable network diagnostic tool. Developed under the developer name (Kevin Yuan), the app provides a real-time visual representation of all the wireless networks broadcasting in your immediate vicinity.

Look for a channel with the lowest "floor" of background noise. In 2.4 GHz, only use channels 1, 6, and 11 (non-overlapping). If Channel 1 has three routers and Channel 6 has five, but Channel 11 only has one weak router in the distance— that is your target . wifi analyzer kevin yuan

Google restricted how often apps can scan for networks to save battery. If the graph seems slow to update, go to your phone's Settings > Location > Wi-Fi Scanning and ensure it is toggled ON. WiFi Analyzer is a utility application for Android