Spoolo: 3D Printing Calculator

Spoolo is the workshop app for 3D printing. Track every spool, scan NFC filament tags, and price your prints so you know the real profit before you sell.

SPOOL INVENTORY
• See grams left, stock value and low-stock alerts for every spool
• Use, weigh and refill spools with full history
• Log a print and Spoolo deducts the filament automatically
• Add spools from a catalog of 47 brands, 369 product lines and over 2,000 colors, with temperatures and empty-spool weights

NFC SPOOL TAGS
• Scan a tag to open its spool instantly
• Write OpenSpool-compatible tags to NTAG213/215/216 stickers
• Link any NFC sticker to a spool

PRICING THAT ADDS UP
• Material, electricity, machine wear, failed prints, labor, packaging and shipping
• Multi-color prints and several pieces per batch
• Marketplace fees for Etsy, Amazon FBA, eBay, Shopify or direct sales, all editable
• Recommended price from your markup, or set your own and see the real profit
• Break-even price, margin and profit per hour

WORKSHOP TOOLS
• Quick Quote calculator
• Spool weigher using a kitchen scale
• Length and weight converter
• Material guide with nozzle, bed and drying temperatures
• Printer presets with power draw and expected life
• CSV export and any currency

The free version includes one spool and one project. Spoolo Pro unlocks unlimited spools and projects.

By subscribing to the Pro Plan, you agree to abide by Apple's End User License Agreement (EULA). We recommend reviewing Apple's EULA before making any in-app purchases to ensure that you are fully informed and in compliance with their terms and conditions. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/