# uSpectrum MK350S

> Portable spectrometer app for lighting analysis and production workflows. (iPhone/iPad app by United Power Research Technology Corporation.)

- Source: https://appshunter.io/ios/app/uspectrum-mk350s/id718838051 (this page in markdown: same URL + `.md`)
- Developer: [United Power Research Technology Corporation](https://appshunter.io/developer/1501316337)
- Category: Productivity, Utilities
- Price: Free
- Rating: 1.00/5 from 1 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 6.0 · 54 MB
- Languages: American English, French (France), German (Germany), Italian, Japanese, Russian, Chinese (Simplified, China), European Spanish, Chinese (Traditional, Taiwan)
- Released: 2013-10-16
- Data updated: 2026-07-20
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/uspectrum-mk350s/id718838051/reviews.md

## What is uSpectrum MK350S?

The MK350S is a lightweight, portable, easy-to-operate spectrometer with WiFi remote control operations and SD card data storage. This product has basic features for fast, easy lighting readings, as well as advanced light analytics, and efficient work-flow features for lighting production environments.

Beyond MK350N, this App include BIN ranking, log compare, data checker and CRI (R1-R15). User can also customize basic list with different measurement terms.

## Key features

- WiFi remote control
- SD card data storage
- Basic and advanced light analytics
- BIN ranking
- Log compare
- CRI (R1-R15)

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/uspectrum-mk350s/id718838051/reviews.md

### 1/5 — Funktioniert leider überhaupt nicht!

*2022-04-01, version 1.1.15*

Bricht mit Fehlermeldung ab.

### 1/5 — Errors

*2019-11-30*

All I get is “network error!” Whenever I try to use it. iPhone 6+ iOS 12 latest update as of 11/30/19   No where do I see network settings ..... so - I deleted it.

### 4/5 — Erfüllt alle Erwartungen

*2017-08-22, version 1.1.15*

Macht alles was von der App erwartet wird. Nur nach jeder gefühlt 10. Messung schaltet sich das Messgerät aus. Sonst super

## Frequently asked questions about uSpectrum MK350S

### What are the main features of uSpectrum MK350S?

uSpectrum MK350S offers WiFi remote control, SD card data storage, and advanced light analytics. It includes features like BIN ranking, log compare, and CRI (R1-R15) for detailed lighting measurements.

### Is uSpectrum MK350S available on Android devices?

Based on the provided information, uSpectrum MK350S is supported on iPhone, iPad, and iPod devices, indicating it is an iOS-exclusive application.

### How often is uSpectrum MK350S updated?

The latest version of uSpectrum MK350S is 1.1.15, which was last updated on January 6, 2017. This suggests infrequent updates in recent years.

### What is the user rating for uSpectrum MK350S?

uSpectrum MK350S has a rating of 1.0 stars from 1 rating. This indicates very limited user feedback available at this time.

### Does uSpectrum MK350S have ads?

No, uSpectrum MK350S does not contain advertisements, as indicated by the 'hasAds' flag being false.

### What is the age rating for uSpectrum MK350S?

uSpectrum MK350S has an age rating of 4+, making it suitable for a wide range of users.

### Can I customize measurement terms in uSpectrum MK350S?

Yes, users can customize the basic list of measurement terms within uSpectrum MK350S to suit their specific lighting production needs.

### What is the release date of uSpectrum MK350S?

uSpectrum MK350S was first released on October 16, 2013.

## Version history (last 5 releases)

### 1.1.15 — 2017-01-06

This app has been updated by Apple to display the Apple Watch app icon.

Measuring depends on which diagram(basic or TM30) is selected.

### 1.1.14 — 2016-12-16

New Functions:
1.New UI

Bugs fix:
1. Fix presentModalViewController issue

### 1.1.10 — 2016-07-15

TM30 function modify.

### 1.1.9 — 2016-07-14

Add TM30

### 1.1.8 — 2016-06-02

Add new functions:
1. Add TM-30 Rf, Rg Values to BASIC page
2. Add Transmit function.

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## More apps by United Power Research Technology Corporation

- [uSpectrum MK350N](https://appshunter.io/ios/app/uspectrum-mk350n/id677053717)
- [uSpectrum MK350D](https://appshunter.io/ios/app/uspectrum-mk350d/id876342072)
- [uSpectrum MK350N PREMIUM](https://appshunter.io/ios/app/uspectrum-mk350n-premium/id1230011661)
- [uSpectrumX](https://appshunter.io/ios/app/uspectrumx/id1318581445)
- [HATO ONE](https://appshunter.io/ios/app/hato-one/id1392122761)

All apps by United Power Research Technology Corporation: https://appshunter.io/developer/1501316337

## Related topics

[uspectrum mk350n](https://appshunter.io/ios/topics/uspectrum-mk350n)

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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 2026-07-20.*