If you have multiple software products to manage, it can sometimes be hard to make sure they're all up-to-date.  The articles below are always updated when Surfer & Grapher are updated.  If you'd like to be notified each time an update is released, click the Follow hyperlink in the upper right corner of each article.

Surfer Version History

Grapher Version History

Version history for our retired products can be found on the pages below.  Please note that these programs are no longer under development and will not receive any further updates.

Strater Version History

Voxler Version History

MapViewer Version History

Didger Version History

Updated June 2023