# 3D Filament Inventory vs SpoolMate

The clearest difference is in-app purchases: 3D Filament Inventory at none against SpoolMate's 4. 3D Filament Inventory also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. SpoolMate sells 4 one-off in-app purchases. 3D Filament Inventory asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 3D Filament Inventory | SpoolMate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (4 ratings)](https://appshunter.io/ios/app/spoolmate/id6759874466/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 13 MB | 8 MB |
| Requires iOS | 18.1 | **17.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Vanesa Morales Jimenez](https://appshunter.io/developer/1878980702) | [Chris TeSelle](https://appshunter.io/developer/445300197) |

## What reviewers say

### 3D Filament Inventory

[App page](https://appshunter.io/ios/app/3d-filament-inventory/id6759489699)

**In-app purchases:** none


### SpoolMate

[App page](https://appshunter.io/ios/app/spoolmate/id6759874466)

Track your 3D printing filament inventory with this app. Easily monitor remaining filament, log usage after prints, and receive low-stock notifications to ensure you always have enough material for your projects.

**Highlights:** Track filament levels, Log filament usage, Low-stock notifications, Support for common materials, Print history per spool, One-tap reordering

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $9.99 | one-time |
| SpoolMate+ | $14.99 | one-time |


## Frequently asked questions

### Is 3D Filament Inventory free?

3D Filament Inventory is free to download, with no in-app purchases.

### Is SpoolMate free?

SpoolMate is free to download, with in-app purchases available.

### Do 3D Filament Inventory or SpoolMate have ads?

SpoolMate shows ads; 3D Filament Inventory does not.

### Which is updated more often, 3D Filament Inventory or SpoolMate?

3D Filament Inventory ships an update every 2 weeks, and SpoolMate every 2 weeks. Most recently, 3D Filament Inventory was updated on October 25, 2026 and SpoolMate on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*