PortDroid is free to use and does not contain adverts or analytics. Additional features are unlockable via in-app purchase, this funds the development and server costs.
Perform port scans on a device to identify running operating systems and applications. It can also use Banner Grabbing on with each port in order to gain more information or discover a web service. When a service is found on a port external applications will be offered to deal with certain protocols (ssh, telnet, http, https, ftp, smb etc.)
Local Network Scanner
Discover and identify who and what is on your local network. This will identify all devices on the same network and from here you can probe further and open the port scanner on any of the found devices.
Send a ping to a host to see if it's online and how fast it responds
Trace the route a packet takes to reach a target host. This can geo-locate IP addresses to show the route a packet takes on a map.
Send a "magic" wake up packet over the network in order to wake a device from a sleeping state. This works on compatible WOL devices with this feature enabled.
Lookup the DNS records for a website
Reverse IP Lookup
Find out websites that are hosted on an IP address
Find out the registration information for a domain
There area loads more helpful features built into PortDroid. Development is active so additional features are regularly added. Have an idea for a new feature? just get in touch.