# Spool vs Extrudix

The clearest difference is iOS requirement: Extrudix at 18.6 against Spool's 26.1. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Spool sells 3 in-app purchases, starting at $4.99 per month and Extrudix sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Spool | Extrudix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/spool-filament-tracker/id6756892049/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Freemium | — |
| Size | 77 MB | 15 MB |
| Requires iOS | 26.1 | **18.6** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Lucas Melo](https://appshunter.io/developer/1863471937) | [Ronet Software LLC](https://appshunter.io/developer/1882527158) |

## What reviewers say

### Spool

[App page](https://appshunter.io/ios/app/spool-filament-tracker/id6756892049)

Manage your 3D printing filament inventory with detailed tracking of materials, costs, and stock levels. Log print details, monitor printer maintenance, and gain insights into your printing habits. Integrates with Bambu Lab printers for automatic data logging.

**Highlights:** Filament spool tracking, Cost and weight logging, Low-stock warnings, Print logging and analysis, Bambu Lab printer integration, Printer maintenance schedules, NFC/QR code spool tagging

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spool Pro Monthly | $4.99 | per month |
| Spool Pro Yearly | $49.99 | per year |
| +10 Spool Capacity | $0.99 | one-time |


### Extrudix

[App page](https://appshunter.io/ios/app/extrudix/id6786807969)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extrudix Pro | $7.99 | per month |
| Extrudix Plus | $0.99 | one-time |


## Frequently asked questions

### Is Spool free?

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

### Is Extrudix free?

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

### Do Spool or Extrudix have ads?

Neither Spool nor Extrudix shows ads.

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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.*