The app only detects 802.11 signals. It will not show interference from "non-WiFi" sources like microwave ovens or baby monitors .
Kevin Yuan, a developer with a deep background in 802.11 standards, saw a gap. Android offered robust Wi-Fi APIs (application programming interfaces) that could pull data most consumers never saw: channel utilization, signal-to-noise ratio (SNR), and hidden BSSIDs. wifi analyzer kevin yuan
If you live in an apartment complex, chances are your router is fighting for airspace with 20 others. On the 2.4 GHz band, only three non-overlapping channels exist (1, 6, and 11). If everyone’s router defaults to "Auto," you all pile onto channel 6, creating a digital traffic jam. The WiFi Analyzer shows you exactly which channels are empty. The app only detects 802