Microwaves, baby monitors, and Bluetooth speakers emit interference on the 2.4 GHz band. While the analyzer can’t see those directly, it will show sporadic signal drops or noise spikes, allowing you to deduce the culprit.
Don’t look at all 50 networks. Tap the filter icon and select "Stronger than -75 dBm." Now you only see relevant competitors. If your network is not in this filtered list, your signal is dangerously weak. wifi analyzer kevin yuan
Network congestion changes. Your neighbor might torrent files at 8 PM but sleep at 2 AM. Monitor the history graph over a 24-hour period. If your signal is fine at midnight but terrible at 9 PM, you have a contention problem. Change your channel to something neighbors don't use at peak hours. Tap the filter icon and select "Stronger than -75 dBm
Scroll to the far right of the AP list. Look for "WPA" or "WPA2." If you see "Open" or "WEP" on your network, you are inviting hackers. If you see a strong "Open" network named "Free Public WiFi" next to your apartment, do not connect to it. The Future of the App Kevin Yuan has maintained this app for nearly a decade. While updates have slowed, the core utility remains flawless. The developer has resisted the urge to bloat the app with unnecessary speed tests or VPN selling. The community respects this. Your neighbor might torrent files at 8 PM but sleep at 2 AM