Operating systems

Windows 7, 32-bit and 64-bit (recommended)
Windows Vista, 32-bit and 64-bit (recommended)
Windows XP, 32-bit and 64-bit
Windows 2003 Server
Windows 2000

obsolete operating systems (Windows 95, 98, ME) (1) (2)

Minumum hardware requirements

Pentium 100 MHz
32 MB RAM
20 MB hard drive space

Recommended hardware configuration

Pentium 400 MHz or higher
128 MB RAM or more
100 MB hard drive space or more

(1) Support for obsolete operating systems has been dropped. You may still download an old version of Spamihilator.

(2) If you’re using Windows 95, you may need to download and install the Windows Socket 2 Update from the Microsoft website.