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BfX DownloadsDownloads have been fixed as of December 6, 2026
Please note: Development and support for the 32-bit and Excel 2003-2013 versions of BfX have been discontinued. All files below require a modern 64-bit version of Microsoft Excel.
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| Home | Ballistics for Excel (64-bit) | Modified | Hits | Visit the BfX forum |
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Home About BfX Install/Update Downloads Excel/VBA settings Entering formulas Drag functions Creators Help Reference Units & Drag |
Latest recompilation: December 2024 New version expected: End December 2026 bfx64.xll All workbooks and scripts are designed exclusively for modern 64-bit Excel environments. |
 Click to see what popular downloads are. |
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Automatic Install Obtain the setup file (zipped), unpack it and run BfXSetup64.exe. It will seamlessly install the add-in for you. Download BfXSetup64.zip For installation instructions look here. |
16-8-2026 23:05:05 | 2498 |  |
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Download of bfx64.xll makes sense if you just want to replace the installed one with a newer version manually. Not necessary to download this if you use the automatic installer above. Download bfx64.xll For installation instructions look here. |
15-8-2026 12:39:16 | 1131 |  |
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What Do I Shoot Today (WDIST) - Simulator
This comprehensive workbook serves as an advanced simulator allowing you to estimate and model your results for multi-distance, multi-target matches (e.g., the NRA 90-shot full bore regional match course). The simulation effectively factors in variable wind conditions, equipment accuracy, and shooter proficiency to provide reliable outcome predictions. Download the Simulator Workbook (zipped). |
16-8-2026 23:06:00 | 242 |  |
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Determine Your Own Ballistic Coefficients (Essential for PRS)
For Precision Rifle Series (PRS) competitors and long-range shooters, relying on factory BCs is rarely enough. This straightforward workbook allows you to calculate your own exact ballistic coefficients based on real-world velocity loss measurements. Take control of your data and true your ballistics precisely to your specific rifle and load combination! Download the BC Calculator Workbook (zipped). |
4-5-2010 9:15:24 | 778 |  |
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Getting Started. This Excel Workbook (zipped) provides a detailed, practical demonstration of exactly what each bfx_ function is designed for and clearly illustrates how to implement them in your own calculations.
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16-2-2021 20:17:28 | 1545 |  |
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What are the sight settings for a given distance? This (zipped) Excel Workbook shows you how to calibrate your iron sights and compute ballistic tables for your rifle. |
4-5-2010 17:17:00 | 1021 |  |
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How can I calculate my rifle-scope settings? A calibration procedure for rifle scopes and the generation of associated ballistic tables is explained in this Excel Workbook (zipped). |
4-5-2010 17:52:22 | 1342 |  |
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I need the BfX declarations for my Visual Basic for Applications (VBA) program! This text file contains all the necessary VBA interface declarations to interact with bfx64.xll. |
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| Note: VBA workbooks require macros to be enabled. |
Show me an example of a BfX VBA program? A nice interactive ballistic calculator created with VBA and BfX shows you how to program in VBA. A worksheet performs exactly the same calculations. Download the Calculator Workbook |
30-5-2010 9:50:26 | 628 |  |
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Looking for a rather advanced VBA program? This Excel Workbook shows how to use the measured height of a bullet path to determine the ballistic coefficient and muzzle velocity of a bullet. Rather advanced usage of Excel, BfX and VBA. The important Solver Add-in is used (zipped). |
4-5-2010 17:17:00 | 769 |  |
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Show me how Solver can be used with BfX VBA? Find with a VBA procedure the ballistic coefficients for bullets listed in a table that also contains down range velocities. Download this Workbook (zipped). The table contains a list of ballistic coefficients (G1, RA4) for rimfire cartridges. |
5-5-2010 9:19:52 | 769 |  |
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This workbook is a simple example of the use of the interpolation function bfx_i and its VBA equivalent vb_bfx_i. Download this Workbook (zipped). |
14-1-2011 14:40:28 | 455 | ||