Know where every spool is and how much filament is left before you start a print.

WHAT YOU GET (free)
• Spools sheet for up to 25 spools: brand, material, colour, shelf / bin / drybox or AMS slot, weights and price.
• Grams left and % left from a kitchen-scale weigh-in, plus cost per kg and value left.
• Flags: LOW at your stock level, DRY ME when a material’s drying interval is up, SLOT CLASH when two spools share one AMS slot.
• Lists for your materials, brands, colours and locations.
Works with Bambu Lab AMS and any FDM printer. Excel, Google Sheets and Apple Numbers. No macros.

WANT THE FULL TRACKER?
The full Filament Inventory Spreadsheet adds room for 200 spools, a 500-print usage log that subtracts slicer grams from the right spool automatically, an inventory dashboard, an AMS slot map and a kg grid by material and colour. The link is inside the free file. Use code LAUNCH20 for 20% off until 11 Nov 2026.

Independent product. Not made or endorsed by Bambu Lab.

I built this spreadsheet with the help of AI tools. I designed and specified it, and every formula was tested.