Spool Hoarder is a filament inventory and project tracker for 3D printing. Know what you own, how much is left on every spool, where it is stored, and what each print actually costs.

Scan a label, log a print, and your inventory updates itself.

ORGANIZE YOUR FILAMENT

Track brand, material, color, remaining weight, price, storage location, and print settings for every spool

Search, sort, group, and filter by brand, material, color, location, or your own tags

Favorite the spools you reach for most so they stay at the top

Remaining weights stay current as you record usage, so you always know what is really left

ADD SPOOLS IN SECONDS

Photograph a spool label and let AI fill in the details

Batch scan several spools in one session

Scan supported UPC barcodes and NFC tags for instant identification

Works with compatible OpenSpool, Bambu Lab, Prusa, and OpenTag3D tags

Use the built-in AI scanning or bring your own API key

PLAN PRINTS AND TRACK USAGE

Create projects and assign the filament you plan to use

Record the grams actually consumed after each print

Spool inventory updates automatically when usage is logged

Estimate material and overhead cost before you hit print

Share a "What I Used" card when a project is finished

FIND BETTER COLOR COMBINATIONS

Color Advisor suggests complementary pairings from the filament you already own

Holiday Palette turns up seasonal combinations

Search the open SpoolmanDB catalog for known brands, materials, and colors

UNDERSTAND YOUR INVENTORY

See inventory value, spending, material usage, consumption trends, and low-stock alerts

Tap any statistic to jump straight to the spools or projects behind it

KEEP CONTROL OF YOUR DATA

Automatic rolling backups plus one-tap manual backups

Restore with built-in validation

Import and export your inventory as CSV

Optional cloud sync keeps supported devices in step

Whether you have five spools in a drawer or a shelf you have stopped counting, Spool Hoarder keeps the hoard organized.

FREE AND PRO

Start with a one-month free trial of Spool Hoarder Pro. After the trial, keep using the free tier for up to 50 spools, 5 projects, and 1 printer, or subscribe to Pro for unlimited spools, projects, and printers, full statistics, cloud sync, and monthly AI scan credits.

Spool Hoarder Pro is $19.99 per year. Payment is charged to your Google Play account and renews automatically unless canceled at least 24 hours before the period ends. Manage or cancel in Google Play at any time.

Spool Hoarder is an independent app and is not affiliated with, endorsed by, or sponsored by Bambu Lab, Prusa Research, or any filament manufacturer. Product names are trademarks of their respective owners.