Brewing tools

Quick calculators and converters for brew day.

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All brewing tools

Pick a tool and enter your numbers.

Plan mash liquor, strike temperature, and brewhouse efficiency checks.

Mash Water Calculator Plan mash water, sparge water and total brewing liquor. Use tool

Strike Water Temperature Estimate the hot liquor temperature needed to hit your mash rest. Use tool

Efficiency Calculator Estimate brewhouse efficiency from gravity, volume, and grain potential. Use tool

Quick checks for strength, readings, bitterness, and the numbers you use on brew day.

ABV Calculator Work out a quick ABV estimate from your OG and FG. Use tool

Gravity Converter Convert between Specific Gravity, Plato and Brix. Use tool

Beer Colour Converter Convert SRM, EBC, and Lovibond, with a rough colour guide. Use tool

IBU Calculator Estimate bitterness from your boil hop additions. Use tool

Handy checks for priming bottles and setting up keg carbonation.

Bottling Calculator Plan priming sugar and bottle numbers before bottling. Use tool

Everyday conversions and correction tools for measurements that do not quite line up.

Brewing Unit Converter Convert the common volume, weight, and temperature units brewers use. Use tool

Refractometer Correction Correct a fermented refractometer reading and estimate final gravity. Use tool

Before you start

Use the measurements you have and make sure the units match before you trust the answer.

These are practical estimates, so temperature, equipment, and small measuring differences can nudge the result.

Need style ranges before you tweak a recipe? Browse Beer styles.