This is a vintage QuickBooks for Windows Version 3.0 software that comes with 3.5" floppy disks. It is a great addition to any collection of accounting software and will work with Windows 3.1 operating system. The software has a retail license and can be installed on one device. The minimum requirements for the software are 4MB RAM and 10MB hard drive space. The language of the software is in English. This software is perfect for those who enjoy using older versions of software or for those who have a computer system that can only work with the older operating systems.