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Refractometer Calculator

This is something I’ve been meaning to do for a long time, but kept finding excuses to put off. It uses the simplified cubic polynomial derived in Refractometer FG Results. Please visit that post for more information. You can also download a spreadsheet to track OG, FG, and more for multiple batches.

Original RI (°Bx):
Final RI (°Bx):
Wort correction factor:
(Default: 1.040)

Did you know this calculator is used, on average, once every four minutes? If you find it useful please consider a donation to support its development and maintenance.

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