The Flagship Toolkit
Brewing Calculators
Fast, accurate, and free. Each calculator includes the formula, beginner tips, and common mistakes to avoid.
Alcohol by Volume
ABV Calculator
Turn your gravity readings into an accurate final ABV in seconds.
Open BitternessIBU Calculator
Estimate bitterness from hop additions using the Tinseth method.
Open CarbonationPriming Sugar Calculator
Dial in bottle carbonation with the right amount of priming sugar.
Open Batch SizeRecipe Scaler
Scale any recipe up or down while keeping it balanced.
Open ColorBeer Color (SRM) Calculator
Predict your beer color from grain bill and batch size.
Open CO2 VolumesCarbonation Calculator
Find target CO2 volumes and keg pressure for any style.
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