# 3D Filament Inventory vs SpoolyTracker

The clearest difference is iOS requirement: SpoolyTracker at 15.1 against 3D Filament Inventory's 18.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

3D Filament Inventory ships an update every 2 weeks, SpoolyTracker every 9 days. The most recent releases landed on September 19, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | 3D Filament Inventory | SpoolyTracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Size | 13 MB | 42 MB |
| Requires iOS | 18.1 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vanesa Morales Jimenez](https://appshunter.io/developer/1878980702) | [Guillaume Sanchez](https://appshunter.io/developer/1882782147) |

## What reviewers say

### 3D Filament Inventory

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

**In-app purchases:** none


### SpoolyTracker

[App page](https://appshunter.io/ios/app/spoolytracker/id6760127825)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 3D Filament Inventory free?

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

### Is SpoolyTracker free?

SpoolyTracker is free to download, with no in-app purchases.

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

Neither 3D Filament Inventory nor SpoolyTracker shows ads.

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

3D Filament Inventory ships an update every 2 weeks, and SpoolyTracker every 9 days. Most recently, 3D Filament Inventory was updated on September 19, 2026 and SpoolyTracker on September 10, 2026.

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