About These Calculators
Precision calculators for crafters. Whether you're pouring epoxy resin, making candles, or mixing soap, these tools help you get your ratios and quantities right.
Craft Calculators
16 toolsEpoxy Resin Calculator
Calculate epoxy resin volume for river tables, molds, and coatings
Candle Wax Calculator
Calculate exact wax, fragrance oil, and dye for your candles
Candle Fragrance Load Calculator
Calculate fragrance oil amount by wax weight and percentage
Soap Lye Calculator
Calculate lye and water for cold process soap making
Resin Calculator
Calculate epoxy resin and hardener for molds and projects
Paint Mixing Calculator
Calculate paint ratios for custom color mixing
Craft Pricing Calculator
Price handmade items for materials, labor, and profit
Vinyl Cutting Calculator
Calculate vinyl material needed for cutting projects
Tie-Dye Calculator
Calculate the right amount of dye, soda ash, and water for your tie-dye project
Macrame Cord Calculator
Calculate how much macrame cord you need for any project based on design and knot type
Resin Pour Volume Calculator
Calculate resin and hardener amounts for your mold
Yarn Yardage Estimator
Estimate yarn needed for knitting or crochet projects
Candle Wax Weight Calculator
Calculate wax weight and fragrance oil for candle making
Leather Hide Coverage Calculator
Estimate usable leather from a hide
Embroidery Thread Calculator
Calculate thread needed for your embroidery project
Pottery Glaze Calculator
Calculate glaze mixing ratios by weight
Frequently Asked Questions
Are these craft calculators free?
Yes, all 16 calculators are completely free with no signup required. They run entirely in your browser — no data is sent to any server.
How accurate are these calculators?
Our calculators use industry-standard formulas and are regularly updated. However, they provide estimates — always verify critical calculations with a professional in the relevant field.
Can I use these calculators on my phone?
Yes, all calculators are mobile-responsive and work on any device with a web browser. No app download needed.
Do you save my calculations?
No. All calculations happen in your browser. We don't store any of your inputs or results. Your data stays on your device.
Can I embed these calculators on my website?
Select calculators offer embed codes that you can copy and paste into your website or blog. Look for the "Embed This Calculator" section on individual tool pages.