IP Tools is a free application available for tablets and smartphones, where you will find a pack of various tools created to help you in the process of identifying network problems and fixing them. Inside its simplistic user interface you can check out plenty of information regarding your wireless network, such as IP address, SSID, signal levels, MAC address, country, region, and more.
Another handy feature is the integrated LAN Scanner which can be used each time you want to see a list of the devices connected to the same Wi-Fi network as you are. Moreover, this application also brings a section called "LAN Scanner" where you can access the settings menu of your wireless router. In case you want to obtain information about a website (domain name) and its owner, you should check out the Whois tool.
Another great feature is the Port Scanner, a simple function which can be used to identify open ports on devices located inside your network. Besides all these components, IP Tools manages to provide even more features like Traceroute, WiFi Analyzer, IP Calculator, DNS Lookup, etc.