# SpoolFlux vs Gcode Viewer & Simulator

The clearest difference is in-app purchases: SpoolFlux at none against Gcode Viewer & Simulator's 3. Gcode Viewer & Simulator's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.6). On price and ads there is nothing between them.

Both are free to download. Gcode Viewer & Simulator sells 3 in-app purchases, starting at $2.99 per 7 days. SpoolFlux asks for nothing beyond the download.

## The numbers

| Metric | SpoolFlux | Gcode Viewer & Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/spoolflux/id6757957454/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Size | 7 MB | 38 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Reimar Metzen](https://appshunter.io/developer/1453724835) | [CODIGITAL SOLUTIONS](https://appshunter.io/developer/1829802387) |

## What reviewers say

### SpoolFlux

[App page](https://appshunter.io/ios/app/spoolflux/id6757957454)

Manage NFC tags for 3D printer filament spools with support for various formats like OpenSpool and TigerTag. Features automatic color detection, temperature presets, and a comprehensive filament library. Integrates with the OpenFilament Database.

**Highlights:** Read/write multiple NFC tag formats, Automatic color detection via TD1 device, Customizable temperature presets, Extensive filament and material library, Support for multicolor filaments, Import from OpenFilament Database, Save, load, and export filament data

**In-app purchases:** none


### Gcode Viewer & Simulator

[App page](https://appshunter.io/ios/app/gcode-viewer-and-simulator/id6813924146)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Monthly | $4.99 | per month |
| Yearly | $29.99 | per year |


## Frequently asked questions

### Is SpoolFlux free?

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

### Is Gcode Viewer & Simulator free?

Gcode Viewer & Simulator is free to download, with in-app purchases available.

### Do SpoolFlux or Gcode Viewer & Simulator have ads?

Neither SpoolFlux nor Gcode Viewer & Simulator 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.*