BREWING TOOLS

ABV Calculator

IBU Calculator (Bitterness)

Refractometer Correction Calculator

Calculates actual values (Brix, Plato, SG) during fermentation.

Enter your refractometer reading before fermentation started (in Brix). Enter your current refractometer reading (in Brix).

Mash Tun Calibration Calculator

Calculates the thermal mass (heat absorption) of your brewing vessel using a test run with hot water.

The difference between the Initial and Final temperature is the heat absorbed by the tun.
The Tattooist Craft Beer - Brew Day Sheet
BrewerRecipe Name
Brew DateBatch #
Beer Type / Style
Batch Size (L / gal)Boil Time (min)
Expected Efficiency (%)Boil-off (L / gal)

Grains & Fermentables

TypeAmount (kg / lb)Notes

Mash Schedule

Step / RestTemperature (°C / °F)Time (min)Water (L / gal)

Hops

TypeAmount (g / oz)AA%Boil Time (min)Addition

Yeast & Fermentation

Yeast Strain
Type / AmountFermentation Temp (°C / °F)
Expected Attenuation (%)Starter

Expected Vital Stats

Original Gravity (OG)Final Gravity (FG)
Alcohol by Volume (ABV %)Bitterness (IBU)
Color (EBC / SRM)Carbonation (vol / g/L)

Hydrometer Readings (corrected to 20°C / 68°F)

DateGravityNotes

Notes / Water Adjustments / pH / Observations

The Tattooist Craft Beer – Brewed with Ink & Hops