You Can Now Sync Your iPhone Wirelessly with iTunes Using Wi-Fi Sync App
Wi-Fi Sync is now available on Cydia for the jailbrokeniPhone, iPod touch and iPad. With Wi-Fi Sync app, you can sync any of your iDevices with iTunes over a Wi-Fi network, just like Microsoft Zune.
The app was first submitted to Apple for App Store approval, but was rejected shortly after. The app is now available on Cydia for $9.99. You’ll need to install the free client app on Mac OS X to use Wi-Fi sync. A Windows version of the app will be available soon.
Here is a video of it in action.
You’ll need to jailbreak your device using Spirit to get it working. Follow the complete step by step guide to jailbreak your iPhone, iPod touch and iPad.