SRS1 Cubic Spline for Excel

Adds several spline and linear interpolation functions to Excel

This is free software that adds several spline and linear interpolation functions to Microsoft Excel. It is simple to use because the new functions work just like all other existing Excel functions. Spline functions include cubic spline, bessel spline, and 'OneWay' spline (which is a monotonic spline). The new functions can be used for data analysis, forecasting, and many other applications. See for demos and more information. Video demos showing how to use the product are also on the website.

Changes: Added two new spline functions to Excel, including a monotonic spline ('OneWay_spline') and a bessel spline.

Minimum requirements: Microsoft Excel 2007 or later (both 32 bit and 64 bit supported)

Operating system: Win2000,WinXP,Win7 x32,Win7 x64,Windows 8,Windows 10,WinServer,WinOther,Windows2000,Windows2003,Windows Server 2012,Windows Tablet PC Edition 2005,Windows Media Center Edition 2005,WinVista,Windows Vista Starter,Windows Vista Home Basic,Windows Vista Home Premium,Windows Vista Business,Windows Vista Enterprise,Windows Vista Ultimate,WinVista x64,Windows Vista Home Basic x64,Windows Vista Home Premium x64,Windows Vista Business x64,Windows Vista Enterprise x64,Windows Vista Ultimate x64

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SRS1 Cubic Spline for Excel screenshot


Free Software Adds Expanded Spline and Linear Interpolation functions to Microsoft Excel

Special permissions

The AUTHOR grants you a non-exclusive license to re-distribute this product, on the understanding no attempt is made to sell or otherwise personally or financially gain from the distribution of such product. All file's provided MUST remain unchanged and in full, including, but not limited to: Readme, EULA, DISTRIBUTION, Help, PRODUCT and all other such files.


End User License Agreement (EULA) Herein "WE" and "AUTHOR" shall refer to SRS1 Software, LLC, "PRODUCT" shall refer to "SRS1 Cubic Spline for Excel", "SERVICES" shall refer to services developed and provided by SRS1 Software, LLC, "USER" shall refer to you, the user (either as an individual, single entity or group).

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