# Scan Square vs Spool

The clearest difference is device support: Spool at 3 against Scan Square's 1. Scan Square's advantage is iOS requirement (18.0 vs 26.1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Scan Square sells 3 in-app purchases, starting at $5.99 per month and Spool sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Scan Square | Spool |
| --- | --- | --- |
| 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 | Every 2 weeks |
| Monetization | — | Freemium |
| Size | 8 MB | 77 MB |
| Requires iOS | **18.0** | 26.1 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [NOUREDDINE HAMOUDA](https://appshunter.io/developer/1836796977) | [Lucas Melo](https://appshunter.io/developer/1863471937) |

## What reviewers say

### Scan Square

[App page](https://appshunter.io/ios/app/scan-square/id6751784215)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Monthly | $5.99 | per month |
| Premium Monthly | $11.99 | per month |
| Annual Subscription | $119.00 | per year |


### 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 |


## Frequently asked questions

### Is Scan Square free?

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

### Is Spool free?

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

### Do Scan Square or Spool have ads?

Neither Scan Square nor Spool shows ads.

### Which is updated more often, Scan Square or Spool?

Scan Square ships an update every 2 weeks, and Spool every 2 weeks. Most recently, Scan Square was updated on October 2, 2026 and Spool on October 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.*