# Mini Spectrometer (NIR)

> Mini Spectrometer (NIR) (iPhone/iPad app by ams AG.)

- Source: https://appshunter.io/ios/app/mini-spectrometer-nir/id1635109082 (this page in markdown: same URL + `.md`)
- Developer: [ams AG](https://appshunter.io/developer/1077235619)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 14.4 · 18 MB
- Languages: English
- Released: 2022-08-31
- Data updated: 2026-05-16
- User reviews in markdown: https://appshunter.io/ios/app/mini-spectrometer-nir/id1635109082/reviews.md

## What is Mini Spectrometer (NIR)?

General purpose spectral NIR sensor for measurement wavelength range from 750 nm to 1050nm (AS7421 64-channel NIR spectrometer-on-chip and 6 number of SFH 4737 broadband NIR LEDs) with Bluetooth enabled and battery powered design.

Features: 
- Miniaturized reflectance/absorbance spectral analysis and material identification in NIR range.
- Included chemometric models for BRIX (sweetness/tartness), Dry Matter (firmness/freshness) in Apples/Kiwi fruits & cocoa quantification of chocolate bars.
- Default ADC Settings: LED Current = 50mA, AS7421 Sensor Gain = 6 (for all 64 channels), Integration Time = 500ms.


## Version history (last 2 releases)

### 1.1 — 2022-11-07

- Addition of Material identification application using teaching function feature of AS7421 sensor,
- Addition of reference scan option for apple/Kiwi/chocolate measurement applications

### 1.0 — 2022-08-31

No release notes.

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All apps by ams AG: https://appshunter.io/developer/1077235619

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-16.*