iNetTools Pro is a network diagnostic tool designed for both iPhone and iPad devices. It is the Pro version of iNetTools and is developed by ComcSoft Corporation. This app provides essential tools such as Ping, DNS Lookup, Trace Route, Port Scan, Whois, Server Monitor, and Lan Scan. With its simple interfaces, iNetTools Pro offers the easiest way to diagnose network problems on iPhone and iPad. It supports both IPv4 and IPv6 protocols and includes a server list for frequently used servers. Additionally, it supports recent tasks for recently executed tasks and unlimited email tech support. The best part is that you only pay once and can run it on all your devices.