Brewing tools
Homebrewing calculators and tools
Make better brewing decisions with practical calculators built for homebrewers. Each tool includes an explanation so you can understand the estimate, not just get a number.
ABV Calculator
Estimate alcohol by volume from your original and final gravity readings.
Open calculator →IBU Calculator
Plan hop bitterness using the Tinseth IBU estimation method.
Open calculator →Recipe Calculator
Scale ingredient quantities to a new batch size without losing your recipe proportions.
Open calculator →Priming Sugar
Calculate the approximate dextrose needed for bottle conditioning.
Open calculator →Why use brewing calculators?
Brewing calculations help you repeat successful batches and make controlled changes. Use these estimates alongside your own hydrometer readings, brew system efficiency, and brewer's notes.