The most common brewing calculations right on one page! Always free, never ads. Calculations include: hydrometer temperature correction, refractometer calculations (brix / plato to specific gravity), fermentation specifics (attenuation, alcohol by weight (abw), alcohol by volume (abv), calories), mash calculator (water temperature, water volume, single / multiple infusion, strike water), as well as a yeast pitching rate calculator for lagers and ales. Now featuring metric conversions! Cheers! Copyright © 2009 Scott Mangold, All rights reserved.