Storage Calculator calculates your self storage space needs. It is a downloadable zip file that when unzipped is a .exe that runs on Windows XP, Vista and Windows 7.

To use the storage calculator:
1. Select either Personal or Business Use from the first dropdown menu
2. Select the number of rooms you need to store.
3. The calculator will calculate the size of the storage space you will need

The license of this software is Freeware, you can free download and free use this calculator software.