SuperMemo products available for download:

1. FREE! SuperMemo 2004 (for Windows 98, Windows NT 4.0, Windows 2000, Windows XP, Windows Vista, Windows 7, and later) - You can download freeware version of SuperMemo 2004 here (3.0MB). See also: SuperMemo 2004 screenshots and What's new in SuperMemo 2004. SuperMemo 2004 offers, for the first time, free incremental reading!
2. FREE! SuperMemo 98 (for Windows 95, Windows 98, Windows NT 4.0, Windows 2000, Windows XP, Windows Vista, Windows 7, and later) - You can download freeware version of SuperMemo 98 included in SuperMemo 2004 freeware package. See also: SuperMemo 98 Description and What's new in SuperMemo 98. Use SuperMemo 98 instead of SuperMemo 2004 if you do not want to use Internet Explorer, and you only need simple questions and answers in learning
3. SuperMemo 2006 (for Windows XP) - You can download a trial version of SuperMemo 2006 (4.5 MB)(see also: SuperMemo 2006 - New Features)
   
4. SuperMemo 2002 (for Windows XP, Windows 98, NT 4.0, Windows 2000) - You can download a trial version of SuperMemo 2002 (1.3MB)(see also: SuperMemo 2002 - New Features)
5. SuperMemo 2000 (for Windows 98, NT 4.0, Windows 2000) - You can download a trial version of SuperMemo 2000 (1.3MB)(see also: SuperMemo 2000 - New Features)
6. SuperMemo 8.4 (for Windows 3.1 and higher) - You can download 16-bit SuperMemo 8 (1997)(1.0MB). This product has been chosen the Product of the Year 1997 by the editors of PC Kurier in Poland ahead of Internet Explorer 4.0PL!
7. SuperMemo 2008 - due to persistent hacking,  crack releases, and password listing on publicly available websites, the newest version of SuperMemo is now available for download only via secure Yahoo Store sites. To see SuperMemo in action, please download SuperMemo 2006 (for differences with SuperMemo 2006 see: What's New in SuperMemo 2008)
8. SuperMemo Website and Help for SuperMemo - You can download the entire SuperMemo Website in a single file. This file is also used by SuperMemo as a help file
9. Help for SuperMemo 8 - To download the help file for SuperMemo 8 in Windows Help format (HLP) click SM8HLP.ZIP (150 KB). This help is also available in HTML format
10. SuperMemo Freeware Language Interfaces - A couple of national language interfaces for SuperMemo for Windows can be downloaded from Interface Download Page
11. SuperMemo 6/7 import filter for SuperMemo 8/98/99/2000/2002/2004 - if you want to import files from SuperMemo 7 to newer SuperMemo, use File : (Tools :) Import : SuperMemo 6 or 7. Before that you have to put the file sm7imprt.exe in your SuperMemo's bin subfolder. You can download sm7imprt.exe file here: sm7imprt.zip (120 KB). Important! Do not run sm7imprt.exe on its own (this program has no effect as a standalone). SuperMemo 2006 and later no longer support import from SuperMemo 6 or SuperMemo 7. Use SuperMemo 2004 freeware to make the conversion. Please make the conversion before you move to 64-bit Windows. sm7import.exe is a 16-bit application and will no longer work in newer Windows.