UD5 Toolkit
Tea Leaf Expansion Calculator – Online Pot Size & Leaf Weight
Enter pot volume and tea type to find the right amount of dry leaf considering expansion. Avoid overflowing.
Cooking & Fermentation Lab
8+ toolsWine Chilling Estimator – Online Fridge vs. Ice Bucket Cooling
Enter starting room temp, target temp, and method to see how many minutes to chill your wine perfectly.
Microwave Wattage Converter – Online Recipe Time Adjuster
Enter the recipe's wattage and your microwave's wattage to convert cooking time. Prevent burnt or cold food.
Coffee Extraction Estimator – Online TDS & Yield from Refractometer
If you have a refractometer reading, enter TDS and brew weight to get extraction yield. Dial in your pour‑over.
Jerky Marinade Ratio Calculator – Online Soy, Worcestershire, Cure
Scale a jerky marinade recipe based on meat weight. Includes optional cure #1 calculation for safety.
Wine Must Adjuster – Online Sugar, Acid & Tannin Calculator
Enter your must volume and current Brix, TA, and pH to calculate additions of sugar, acid blend, or tannin. Standard winemaking formulas.
Citrus Juice & Zest Converter – Online Lemon/Lime/Orange
Convert between whole fruit, juice volume, and zest quantity. Never wonder how many lemons for 1/4 cup.
IBU Calculator for Homebrew – Online Hop Schedule Tool
Enter hop additions with time and alpha acid to estimate International Bitterness Units. Adjust recipe.