$1.99 from Tommy Kammerer
Finally Portscan, the essential network utility is now available for the iPhone and iPod Touch. Portscan allows you to search a network host for open ports/running services. This app uses TCP connect() to scan, because everything else would require root privilege.
With Portscan you have a useful computer security tool right in your pocket. A must have for every network/system administrator.
Works with EDGE, 3G or wi-fi.
* Fast scanning.
* Send scan results via email.
* Optionally randomize the scan port order.
* Guesses operating system.
* Own url scheme.