You could have downloaded DataFitX 2.0 from our software library for free. This program is a product of Oakdale Engineering. The following version: 2.0 was the most frequently downloaded one by the program users. This download was checked by our antivirus and was rated as malware free. The program belongs to Development Tools.
From the developer:
DataFitX is a COM component (in-process ActiveX DLL) which allows you to add a powerful nonlinear regression (curve fitting) engine to your software with just a few simple lines of code. DataFitX is developed using COM, so it can be used in any environment that supports COM, including Microsoft Visual Basic, Microsoft Visual C++, Delphi and VBA (Microsoft Excel, Microsoft Access or any VBA enabled client).
You may want to check out more software, such as Advantage TDataSet Descendant for Delphi/C++Builder, conaito PPT2Flash SDK or Liquid XML Data Binder 2008, which might be similar to DataFitX.