# uSpectrumX

> uSpectrumX (iPhone/iPad app by United Power Research Technology Corporation.)

- Source: https://appshunter.io/ios/app/uspectrumx/id1318581445 (this page in markdown: same URL + `.md`)
- Developer: [United Power Research Technology Corporation](https://appshunter.io/developer/1501316337)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 9.0 · 25 MB
- Languages: American English
- Released: 2017-12-06
- Data updated: 2026-03-25
- User reviews in markdown: https://appshunter.io/ios/app/uspectrumx/id1318581445/reviews.md

## What is uSpectrumX?

uSpectrumX is a wireless controller application for UPRTek handheld spectrometer which provides 6 main features, namely Basic, Spectrum, CIE1931, CIE1976, CRI, and TM-30. 

Supported Devices
・MK350S Premium (≧ FW Ver.1.1.0.B24)
・MK350N Premium (≧ FW Ver.1.1.1.B6)
# uSpectrumX will continuously add more supported devices in the future.

Connect to Handheld Spectrometer via Wi-Fi
・To remotely analyze light source target.
・To remotely configure the "Integration Mode" of device
・To remotely run "Dark Calibration" of device.
・To save the captured data of device.

More Features
・To show Spectrum, CIE1931, CIE1976, CRI, TM-30 diagram of the data(*.xls), which was generated from UPRTek handheld spectrometer.
・To see more detail information of light source, such as LUX, CCT, CRI, x, y, λp, and λpV.
・To share the measured data via email.
・To choose uSpectrumX to open UPRTek xls file from other apps.


## Version history (last 5 releases)

### 1.4.6 — 2025-07-22

Add Re, G-Index

### 1.4.5 — 2022-06-22

Bug fixes

### 1.4.4 — 2022-04-22

Add IRR

### 1.4.3 — 2022-04-21

Add IRR

### 1.4.2 — 2020-08-26

New features:
1. Bin Mode
2. Blue Hazard Mode
3. Transmit Mode

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## More apps by United Power Research Technology Corporation

- [uSpectrum MK350N](https://appshunter.io/ios/app/uspectrum-mk350n/id677053717)
- [uSpectrum MK350S](https://appshunter.io/ios/app/uspectrum-mk350s/id718838051)
- [uSpectrum MK350D](https://appshunter.io/ios/app/uspectrum-mk350d/id876342072)
- [uSpectrum MK350N PREMIUM](https://appshunter.io/ios/app/uspectrum-mk350n-premium/id1230011661)
- [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 mk350d](https://appshunter.io/ios/topics/uspectrum-mk350d) · [wavelengthenergycalc](https://appshunter.io/ios/topics/wavelengthenergycalc) · [fluorescence spectraviewer](https://appshunter.io/ios/topics/fluorescence-spectraviewer) · [light spectrometer wavelength](https://appshunter.io/ios/topics/light-spectrometer-wavelength)

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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 2026-03-25.*