Download of PSI-Chart 1.0 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. This software was originally developed by Poly Software International, Inc. PSI-Chart lies within Development Tools, more precisely IDE. The most popular version among PSI-Chart users is 1.0. We recommend checking the downloaded files with any free antivirus.
From the developer:
PSI-Chart is an Active X chart component for creating and designing scientific and engineering chart applications with Visual Basic, Visual C++, C#, or other language compilers which support the COM model. With PSI-Chart, you can develop your own professional charting application in minutes.
You may want to check out more software, such as GpProfile, Developer Express Refactor! Pro or TopLevelDemo, which might be related to PSI-Chart.