With these sniffer apps, instead of having to run captures on your bulky laptop, you can walk around with your Android tablet or phone tucked away in your pocket.

With Android 4.3, Android implemented the idea of always-on WiFi where, even if you had Wi-Fi toggled off, the device and apps could still scan for WiFi networks to improve the location's accuracy.

Monitoring or capturing Wi-Fi traffic on Android smartphones and tablets is possible. I’m not just talking about Wi-Fi stumblers or traffic usage apps, but full network sniffers that can capture ...