My IP is a Google Desktop gadget that shows the computer IP address. There are hundreds of services like this, but this gadget show the IP based in Windows local service, that returns (most of the cases) the IP from internal network instead of the external one (like Proxy). It’s useful for those who depends of IP services like VNC and must give users easy and fast information. Windows Vista can also return IPv6, if it’s setup.
This site have an iPhone/iPod Touch version available. Type rodflash.com in your device and try it!