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Calcimator

Brewing

Homebrewing calculators for all-grain recipes, strike water, mash efficiency, hop utilization, and yeast pitch rate.

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ABV Calculator (OG/FG)

Calculate alcohol by volume, apparent attenuation, and calories per serving from original and final gravity readings.

simple

All-Grain Recipe Calculator

Calculate grain weight and water volumes for all-grain brewing based on batch size, target gravity, and mash efficiency.

simple

Hop Utilization Calculator

Calculate IBU contributions using the Tinseth formula based on hop weight, alpha acid, boil time, and wort gravity.

simple

Keg Carbonation Calculator

Calculate the correct CO2 pressure (PSI) to carbonate your keg based on target carbonation volumes and beer temperature.

simple

Mash Efficiency Calculator

Measure your actual mash efficiency by comparing extracted gravity points to the maximum potential from your grain bill.

simple

Priming Sugar Calculator

Calculate the correct amount of priming sugar for bottle conditioning based on batch volume, target carbonation, beer temperature, and sugar type.

simple

Sparge Water Calculator

Calculate the volume and temperature of sparge water needed based on grain weight, mash water volume, grain absorption, and target pre-boil volume.

simple

Strike Water Calculator

Calculate the correct strike water temperature and volume for your mash based on grain weight, target mash temperature, and grain temperature.

simple

Water Chemistry Calculator

Calculate gypsum and calcium chloride additions to hit target mineral levels for your brewing water profile.

simple

Yeast Pitch Rate Calculator

Calculate the optimal yeast cell count for fermentation based on batch volume, original gravity, beer style, and yeast viability.

simple