Downloads - Windows PC Software
USB Polygraph 2.5.0 - 4/28/2019
You do not need to update software if you are successfully running the 2.4.6 version of the software. Only addition is running .NET 4.6 (Native Windows 10) and Help->Learn How To Use
USB Polygraph 2.4.6 - 9/12/2017
Numerous Improvements.
USB Polygraph 2.4.5 - 2/09/2017
Numerous improvements. Language support added for: English, Spanish, German, French, Italian.
USB Polygraph 2.4.1 - 12/12/2016
Miscellaneous bug fixes. Scrolling issue. Dual processor issue. Refresh fix.
USB Polygraph 2.3 - 12/10/2015
Miscellaneous bug fixes.
USB Polygraph 2.2 - 3/23/2011
This version fixes problems if you're having trouble with DirectX or have an old video card or problems with Windows 7. This version only requires .Net Framework 2.0 which is installed from the original CD.
USB Polygraph 2.0 - 4/02/2009
Get this version if you're having trouble with DirectX or have an old video card. This version only requires .Net Framework 2.o which is installed from the original CD.
Mac software coming soon...
Full Documentation
Located in the software Help->Learn How To Use