Windows

IBM-compatible Pentium III (or equivalent AMD processor) or higher PC with at least 512 MB RAM
Windows 2000/XP/Vista/7
At least 40 MB available hard disk space (even more is recommended)
Adobe Reader 6.0 or later for viewing PhotoScore’s PDF help
A scanner (connected to your computer via a USB, Printer or SCSI port) and installed TWAIN or WIA driver software
Sibelius users note: Although PhotoScore will work with Sibelius 3 or later, it is recommended that you use Sibelius 5 or later, as it has greatly improved PhotoScore importing capabilities

Mac

Intel-powered Apple Mac with Mac OS X 10.4 or higher
At least 512 MB RAM (even more recommended if you need to scan many small staves, or photos and graphics)
At least 40 MB available hard disk space (even more is recommended)
Apple Preview or Adobe Reader 6.0 or later for viewing PhotoScore’s PDF help
Sibelius users note: Although PhotoScore will work with Sibelius 3 or later, It is recommended that you use Sibelius 5 or later as it has greatly improved PhotoScore importing capabilities.
A scanner (connected to your computer via a USB, Printer or SCSI port), and installed Mac OS X TWAIN driver software

Sibelius Bolg