In densely populated urban areas, thousands and thousands of devices often compete for a handful of wireless networks, which often run on the same channel, leading to wireless congestions and very poor experience for everyone involved.īut the situation isn’t much better even outside densely populated urban areas.

Why has WiFi testing and WiFi tester apps suddenly become so sought after? Because virtually everyone now has at least one mobile device that needs to be connected to the Internet all the time to function properly. Why Is It Necessary to Test WiFi Signal and When Do You Need to Test It?