Pirni Pro is described as 'Network security tool designed for iOS, and specifically for iPhone and iPod Touch devices. It is capable of intercepting traffic on a wireless network segment, capturing passwords, and regular expressions entered by the user' and is a network analyzer in the network & admin category. There are more than 25 alternatives to Pirni Pro for a variety of platforms, including Windows, Linux, Mac, Android and BSD apps. The best Pirni Pro alternative is Wireshark, which is both free and Open Source. Other great apps like Pirni Pro are Fiddler, tcpdump, Proxyman and NetworkMiner.