Network Master - Speed Test
Manage your wifi network and check real speed and connected devices, avoiding useless speed losses and many other options.
Fing - Network Tools
Detect the weak points of your network and find the strange devices that are connected using your resources
Discover the best wifi connection channel
Get a complete program to solve all the problems you have the WiFi connection in Android
Control all what terminals do when they connect to the Internet, the pages they visits and much more.
Ideal app if you use a lot of wifi connections and want to manage them well or if you want to install a new network and you need to know where there is a good coverage or a blind spot
Don't pay for the Internet but enjoy of all its advantages.
Wifi recover password
Perfect to change your router but you have forgotten the wifi password. It is also useful to audit your own network