# ComBackups vs SpoolFlux

The clearest difference is update cadence: SpoolFlux at weekly against ComBackups's every 11 months. SpoolFlux also leads on ratings volume (8 vs 1). ComBackups's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 18.6). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for ComBackups against 5.0 for SpoolFlux. That said, the two scores are not equally well evidenced: SpoolFlux has 8 ratings behind it against 1, so its average is the more settled of the two.

ComBackups ships an update every 11 months, SpoolFlux weekly. The most recent releases landed on September 24, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ComBackups | SpoolFlux |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/combackups/id1506232416/reviews) | [5.0 (8 ratings)](https://appshunter.io/ios/app/spoolflux/id6757957454/reviews) |
| Number of ratings | 1 | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Weekly** |
| Monetization | Free | Free |
| Size | 25 MB | 7 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Energy Technology and Control Limited](https://appshunter.io/developer/1506232205) | [Reimar Metzen](https://appshunter.io/developer/1453724835) |

## What reviewers say

### ComBackups

[App page](https://appshunter.io/ios/app/combackups/id1506232416)

Scan QR codes generated by an ETC combustion control system to retrieve backup commissioning data. The app stores and allows emailing of these backup files directly from your iPhone. Optionally, create spreadsheets of the data in your Google account.

**Highlights:** Scan QR codes for backup data, Retrieve commissioning data files (CBU), Store and email backup files, Create Google Sheets from data, View backup files within the app

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is ComBackups free?

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

### Is SpoolFlux free?

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

### Which has better reviews, ComBackups or SpoolFlux?

ComBackups and SpoolFlux are both rated 5.0 out of 5 on the App Store, from 1 and 8 ratings respectively.

### Do ComBackups or SpoolFlux have ads?

Neither ComBackups nor SpoolFlux shows ads.

### Which is updated more often, ComBackups or SpoolFlux?

ComBackups ships an update every 11 months, and SpoolFlux weekly. Most recently, ComBackups was updated on September 24, 2026 and SpoolFlux on October 5, 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.*