-DiskAid - is a tool for PC and Mac which enables to use your iPhone or iPod Touch as external Disk. Using DiskAid, you will have the possibility to easily transfer data between your device and your PC via USB.
key features of -DiskAid -:

- USB file transfer
- Supports iPhone V1, 3G, 3G S & iPod Touch V1, V2 and V3
- Auto detection feature, just plugin it in !
- Copy Files & Folders between your iPhone or iPod Touch and your Computer
- Files and Folders Browser
- Drag & Drop files and folders
- Device-s free memory displayed
- Bookmark files and folders
- Feature rich file organization including folder creation, renaming- etc.
- File & Folder information window
- No jailbreak needed to access Media folder (Needed to access the Root Folder)
- Supported iPhone OS

homepage: http://www.digidna.net/