Free, accurate calculators for 3D printing
Price your prints, calibrate your printer and plan filament with calculators that show their formulas. No sign-up, nothing to install, and it works on your phone next to the printer.
Cost
3D Print Cost Calculator
Real cost and selling price of an FDM print: filament, power, machine wear, labor, failures and fees.
CostResin Print Cost Calculator
Cost and selling price of SLA/MSLA resin prints, including waste, consumables and screen/FEP wear.
Cost3D Printer Electricity Cost Calculator
Energy use and running cost per print, per month and per year.
Calibration
E-Steps Calculator
Calibrate your extruder: new E-steps for Marlin or rotation_distance for Klipper, with the G-code to apply it.
CalibrationFlow Rate Calculator
Tune flow rate / extrusion multiplier from wall thickness measurements of a single-wall test cube.
CalibrationVolumetric Flow & Max Speed Calculator
Volumetric flow (mm³/s) at a given speed, and the fastest speed your hotend can actually melt.
CalibrationShrinkage & Scale Compensation Calculator
Measure a test part and get the per-axis scale % to make your prints dimensionally accurate.