Note: After clicking Calculate Recipe, click View or Print Recipe to see water and lye amounts.

Formulating your own cold process soap recipes is easy! The key is to start simple and go from there. Learn more below, and find cold process soap making supplies here. Lye is safe to work with when …

Advanced and beginner soap making calculator for soapmakers. Create solid, liquid and cream soaps. Save your recipes with pictures and add custom ingredients & instructions to share online. Join the …

Free online soap calculator and lye calculator for cold process and hot process soap making. Build custom soap recipes, calculate exact lye amounts, a...

Aug 3, 2025 · Designed for beginners and advanced makers alike, this soap making calculator delivers fast, accurate results and a clean, mobile-friendly interface. Scale formulas, apply superfat/lye …

Whether you’re making cold process bar soap or liquid soap, this tool calculates the exact amount of lye and water you need for proper saponification — helping you create safe, high-quality handmade …

Professional soap calculator with 80+ oils, real-time quality metrics, and recipe sharing. Perfect for artisan soap makers.

Use our free & ad-free Soap Calculator to create custom cold process soap recipes. Adjust oils, lye, superfat, and more — perfect for beginners and professionals alike.

The Advanced Comprehensive Calculator for soap making. Supports 80+ oils, 12 languages, cost analysis, and precision lye (NaOH/KOH) calculations. Professional lab reports by Prof. Khaled Al …

The Lye Calculator™ will calculate the amount of lye (either sodium hydroxide or potassium hydroxide) required to convert the specified amount of fats and oils to soap.