SwissSys Software
Tournament pairing software.

"Software that maximizes minimum unclarity."

Welcome to SwissSys Software, home of the most popular, powerful, yet easy-to-use chess tournament pairing software in the world.  Version 8 for Windows (including Windows 8), is available now as a free download to try out.

There are now satisfied SwissSys users in all 50 states and 31 countries around the world. From Queens to Queensland, SwissSys is making life easier for frazzled tournament directors.

Now the official tournament software of the Chess Federation of Canada.

SwissSys Overview

Ordering and Upgrading

Downloads page  (Current version: 8.91)

News and Links

Bug Reports and Fixes

E-mail the author, Thad Suits