# Mini Spectrometer (NIR) vs flameeye

The clearest difference is update cadence: flameeye at every 3 weeks against Mini Spectrometer (NIR)'s every 2 months. flameeye also leads on iOS requirement (12.0 vs 14.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mini Spectrometer (NIR) ships an update every 2 months, flameeye every 3 weeks. The most recent releases landed on May 16, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Mini Spectrometer (NIR) | flameeye |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flameeye/id6475804749/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 18 MB | 38 MB |
| Requires iOS | 14.4 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ams AG](https://appshunter.io/developer/1077235619) | [盗火者光电(杭州)有限公司](https://appshunter.io/developer/1725248359) |

## What reviewers say

### Mini Spectrometer (NIR)

[App page](https://appshunter.io/ios/app/mini-spectrometer-nir/id1635109082)

**Features:** macOS Compatibility

**In-app purchases:** none


### flameeye

[App page](https://appshunter.io/ios/app/flameeye/id6475804749)

This app offers advanced spectral analysis for substance detection within the 340-1070nm range. It provides scientific services in diverse environments where traditional spectrometers are impractical, with continuously updated modules via cloud services.

**Highlights:** Spectral analysis 340-1070nm, Substance detection, Cloud-based module updates, Portable scientific services, Works in diverse conditions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mini Spectrometer (NIR) free?

Mini Spectrometer (NIR) is free to download, with no in-app purchases.

### Is flameeye free?

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

### Do Mini Spectrometer (NIR) or flameeye have ads?

Neither Mini Spectrometer (NIR) nor flameeye shows ads.

### Which is updated more often, Mini Spectrometer (NIR) or flameeye?

Mini Spectrometer (NIR) ships an update every 2 months, and flameeye every 3 weeks. Most recently, Mini Spectrometer (NIR) was updated on May 16, 2026 and flameeye on June 1, 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.*