Fing helps you understand most of your home network. See all the devices connected to your Wi-Fi, run network scanners, monitor your Internet speed, know your security level, set automated vulnerability checks, and much more.
A handy systems and security-focused tool, Port Authority is a very fast Android port scanner. Port Authority also allows you to quickly discover hosts on your network and will display useful network information about your device and other hosts.
Wireless Network Watcher is a small utility that scans your wireless network and displays the list of all computers and devices that are currently connected to your network.
Netdiscover is an active/passive address reconnaissance tool, mainly developed for those wireless networks without dhcp server, when you are wardriving. It can be also used on hub/switched networks.This app doesn't have any features at the moment.
ThingsPage Sensor software detects and authenticates endpoints without a dedicated hardware. No PC agents are required. Installing the Sensor at one Windows machine at each network makes it easy to have centralized management of multiple networks.