Crafts & Hobbies Calculators
Free, instant tools to help with your crafts & hobbies decisions.
9 calculators
39 total uses
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Crafts & Hobbies
Yarn Requirement Calculator
Estimate how many skeins of yarn you need for a knitting or crochet project based on project size, yarn weight, and skein length.
Cast Iron Skillet Seasoning Cost Calculator
Estimate the oil, oven energy, and time cost of seasoning cast iron cookware based on number of coats and skillet size.
Aquarium Tank Size & Stocking Calculator
Estimate safe fish stocking levels and required tank volume based on the inches-per-gallon rule and tank dimensions.
Yarn Dye Lot Matching Calculator
Estimate how many skeins of each dye lot you need and whether you have enough matching yarn for a project without running short.
Iron-on Vinyl Heat Press Time & Temp Calculator
Get recommended heat press time, temperature, and pressure settings based on your vinyl type and base fabric.
3D Print Cost Calculator
Estimate the total cost of a 3D print based on filament used, printer power draw, print time, and failure rate markup.
Guitar String Tension Calculator
Estimate the tension on a guitar string based on scale length, tuning pitch, and string unit weight to help choose the right gauge for feel and tone.
Board Game Collection Value Tracker
Estimate the current total value of your board game collection based on purchase price, condition, and average market appreciation or depreciation.
Ceramics Kiln Firing Cost Calculator
Calculate the electricity cost of firing a ceramics kiln based on kiln wattage, firing duration, cone temperature, and your local electricity rate.