# 3D Filament Inventory vs SpoolSmart

The clearest difference is in-app purchases: 3D Filament Inventory at none against SpoolSmart's 1. 3D Filament Inventory also leads on device support. SpoolSmart's advantage is iOS requirement (15.1 vs 18.1). On price there is nothing between them.

Both are free to download. SpoolSmart sells 1 one-off in-app purchase. 3D Filament Inventory asks for nothing beyond the download.

## The numbers

| Metric | 3D Filament Inventory | SpoolSmart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 2 weeks | — |
| Size | 13 MB | 56 MB |
| Requires iOS | 18.1 | **15.1** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [Vanesa Morales Jimenez](https://appshunter.io/developer/1878980702) | [Chomps, LLC](https://appshunter.io/developer/1883157734) |

## What reviewers say

### 3D Filament Inventory

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

**In-app purchases:** none


### SpoolSmart

[App page](https://appshunter.io/ios/app/spoolsmart/id6761269749)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SpoolSmart Full Unlock | $4.99 | one-time |


## Frequently asked questions

### Is 3D Filament Inventory free?

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

### Is SpoolSmart free?

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

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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.*