All tools

Free, no-signup 3D-printing calculators. Everything runs in your browser — nothing is uploaded.

Sell

Quote workspaceFull multi-part quotes with machine, labor, batch pricing and PDF export.Filament cost calculatorCost of any print from spool price, weight and waste allowance.Print time cost calculatorElectricity and machine wear per print hour.Price your printsRecommended sale price with failure rate and true margin.

Prepare

Spool remaining calculatorWeigh a spool, get grams, meters, percentage and value left.Filament drying chart + timerTemperature and time per material, with a refresh-proof countdown.Filament length to weight calculatorMeters to grams and back, per material and diameter.AMS purge waste calculatorWhat multicolor filament changes really cost, per print and per year.

Calibrate

Rotation distance & e-stepsKlipper and Marlin extrusion calibration from one measurement.Shrinkage compensationMeasured vs designed dimension → exact slicer scale %.Max print speed calculatorVolumetric flow, line width and layer height → speed ceiling.