If you are an iPod touch owner and wish to turn your iPod touch to an iPhone, now it is possible with FREE software from Truphone.

Once the software has been installed, and with the addition of microphone adaptor (with Truphone’s own mic to be made be available very soon) an iPod touch owner can make free calls to other Truphone or Google Talk users from any Wi-Fi zone, using your iPod Touch’s internet connection.

The following features are coming soon as promised by Truphone :

• Making and receiving calls to and from landlines (PSTN) at low cost (simply set yourself up with a Truphone account)
• Instant messaging to Skype and MSN (free)
• Calling to Skype users (free)
• Calling to MSN users (free)
• Check and set facilities for Twitter (free)
• Check and set facilities for Facebook (free)

Truphone for the iPod Touch is free to download from the iTunes App Store and once you’ve installed it all you need to start making free calls on your iPod Touch is a headset with microphone and headphones, which you can buy at electronic retailers or the Apple Store. [via]

ipod touch app – Truphone for iPod touch