# SpoolStack — Filament Inventory Manager

> Filament Inventory Manager (iPhone/iPad app by Matthew Howell.)

- Source: https://appshunter.io/ios/app/spoolstack/id6762043296 (this page in markdown: same URL + `.md`)
- Developer: [Matthew Howell](https://appshunter.io/developer/1744641447)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.0 · 13 MB
- Languages: American English
- Released: 2026-05-15
- Data updated: 2026-06-01
- User reviews in markdown: https://appshunter.io/ios/app/spoolstack/id6762043296/reviews.md

## What is SpoolStack?

Never run out of filament mid-print again.

SpoolStack is the ultimate inventory manager for 3D printing enthusiasts. Whether you have five spools or five hundred, SpoolStack removes the guesswork from your workshop so you can focus on creating, not stocktaking.

EFFORTLESS INVENTORY MANAGEMENT

Quick Add — add new spools in seconds with brand and type presets
Visual Swatches — colour-coded swatches and Favourites for your go-to materials
Smart Thresholds — custom Red and Amber alerts so you know exactly when to reorder
On Order Tracking — mark spools as on order with a smart reminder to confirm your order was placed
Settings & Support — rate the app, restore purchases, and get in touch directly from within the app

SYNCS ACROSS ALL YOUR DEVICES — FREE

Your inventory stays up to date everywhere. Add a spool on your iPhone, see it instantly on your iPad or any other iCloud-connected device.
Cloud sync is included for every SpoolStack user, no subscription required.

REORDER IN SECONDS

Auto-Link — SpoolStack automatically matches your filament to reorder links
One-Tap Shopping — buy the exact brand and colour you need without searching order histories
Broad Support — optimised for Elegoo, Bambu Lab, eSUN, Polymaker, Sunlu, and more

GO HANDS-FREE WITH PRO

NFC Tagging — tap your phone to an NFC-tagged spool to subtract stock instantly
QR Workflow — generate custom labels and scan to update inventory in a flash
Unlimited Inventory — remove the 15-spool limit and track your entire collection

TAKE CONTROL OF YOUR FILAMENT

SpoolStack is free to use for up to 15 spools with cloud sync included. Join the pro makers using SpoolStack Pro to streamline their workflow with unlimited spools and hardware tagging.

Privacy Policy: http://bit.ly/3PcUgFE
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| SpoolStack Pro Monthly | $4.99 | per month |
| SpoolStack Pro Yearly | $49.99 | per year |



## Version history (last 4 releases)

### 1.3 — 2026-05-26

A big quality of life update packed with polish and new features.

- Settings screen — rate the app, send feedback, restore purchases 
  and manage your account all in one place
- Spool notes — add freeform notes to any spool in your inventory
- Smarter colours — expanded colour detection with pastels, light 
  shades and more accurate swatches across the board
- Haptic feedback — satisfying taps when adjusting stock, with 
  stronger feedback when hitting low stock or zero
- On Order auto-clear — adding stock to an on-order spool 
  automatically marks it as received
- Free tier expanded — track up to 15 spools for free, up from 10
- Low stock alert improvements — Mark as On Order now always 
  appears even without a reorder link set
- Polish and bug fixes throughout

### 1.2 — 2026-05-25

Cloud sync is here! Your filament inventory now stays in sync across all your devices automatically. Add a spool on your iPhone, see it instantly on your iPad or any other iCloud-connected device.

Also in this update:
- On Order tracking — mark spools as on order with a reminder when you return to the app to check if you've placed your order yet
- Expanded reorder links including US store support

### 1.1 — 2026-05-17

Swipe to delete spools, improved free tier, bug fixes.

### 1.0 — 2026-05-15

No release notes.

## More apps by Matthew Howell

- [Vitality Vault](https://appshunter.io/ios/app/vitality-vault/id6502218240)

All apps by Matthew Howell: https://appshunter.io/developer/1744641447

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*