The Proofing Room

Free calculators for home distillers — dilution, yield, ABV, blending, sugar wash recipes, and unit conversion. Plus a supplier directory and a full crafting guide.

Open the Calculators Read the Guide

The Distiller's Bench

Dilution

Cut a batch down to a target ABV.

Yield

Estimate output from sugar or grain.

ABV

Standard and alternative formulas.

Blend

Combine batches or hit a target ABV.

Sugar Wash

Build a recipe for a target wash.

Convert

Volume, weight, temp, and density.

Supplier Directory

Vetted brewing and distilling suppliers, organized by category.

Crafting Premium Spirits at Home

A full walkthrough from mash to bottle — chapters coming soon.