3D Print Cost Calculator de BeYor

A complete cost calculator for FDM 3D printing - built for makers who want to know exactly what each print costs.

Three calculation modes:
🏠 Home - real cost (electricity + printer amortization). Know what it actually costs you.
👪 Friends - base cost plus a configurable surcharge, with 3 automatic tiers based on print time and filament mass.
💰 Sale - full commercial pricing with operator fees, design hours, and markup percentage.

Everything is configurable in the built-in settings panel:
✓ Printer purchase price and lifetime hours
✓ Parts and maintenance cost
✓ Electricity price per kWh and currency symbol
✓ Operator hourly rate and markup percentage
✓ Print service fee and minimum sale price
✓ Filament waste percentage
✓ All three friends surcharge tiers

Features:
✓ Up to 8 filaments per print, add/remove dynamically
✓ Flexible time input: 2h 30m, 150m, 6h, or plain minutes
✓ Quantity field - calculates total and per-piece cost
✓ Copy result to clipboard as plain text
✓ Printable receipt opens in a new window
✓ All settings saved permanently in your browser
✓ Works 100% offline - no data sent anywhere