# uSpectrum PAR

> Wireless controller for spectral PAR meters, displaying light analysis data. (iPhone/iPad app by United Power Research Technology Corporation.)

- Source: https://appshunter.io/ios/app/uspectrum-par/id1466017397 (this page in markdown: same URL + `.md`)
- Developer: [United Power Research Technology Corporation](https://appshunter.io/developer/1501316337)
- Category: Utilities, Productivity
- Price: Free
- Rating: 1.00/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 9.0 · 25 MB
- Languages: English
- Released: 2019-08-29
- Data updated: 2026-06-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/uspectrum-par/id1466017397/reviews.md

## What is uSpectrum PAR?

uSpectrum PAR is a wireless controller application for UPRtek handheld Spectral PAR Meter which provides 6 main features, namely Basic, Spectrum, PPFD Spectrum, CIE1931, CIE1976, and, CRI.


Supported Devices
・PG200N (≧ FW Ver.1.1.0.B25)
# uSpectrum PAR will continuously add more supported devices in the future.


Connect to Handheld Spectral PAR Meter via Bluetooth
・To remotely analyze light source target.
・To remotely configure the "Integration Mode" of device
・To save the captured data of device.


More Features
・To show Spectrum, PPFD Spectrum, CIE1931, CIE1976, CRI diagram of the data(*.xls), which was generated from UPRTek handheld spectral PAR meter.
・To see more information of light source, such as LUX, CCT, CRI, x, y, λp, and λpV.
・To see more information of absorption of light source, such as PPFD, PFD, PFD-R, PFD-G, and, PFD-B.
・To share the measured data via email.

## Key features

- Wireless Bluetooth connection
- Remote light source analysis
- Save captured data
- Display spectrum and CIE diagrams
- View light source metrics (LUX, CCT, CRI)
- Share measured data via email


## Frequently asked questions about uSpectrum PAR

### What devices are compatible with uSpectrum PAR?

uSpectrum PAR is compatible with the PG200N model, specifically requiring firmware version 1.1.0.B25 or later. The app is designed for iPhone and iPad devices.

### How does uSpectrum PAR connect to the PAR meter?

The application connects to the UPRtek handheld Spectral PAR Meter wirelessly via Bluetooth. This allows for remote analysis and configuration of the connected device.

### What kind of data can be displayed by uSpectrum PAR?

uSpectrum PAR can display Spectrum, PPFD Spectrum, CIE1931, CIE1976, and CRI diagrams. It also shows light source information like LUX, CCT, CRI, and absorption metrics such as PPFD, PFD, PFD-R, PFD-G, and PFD-B.

### Can I save and share my measurements with uSpectrum PAR?

Yes, you can save captured data from the device using uSpectrum PAR. The application also allows you to share the measured data via email.

### Is uSpectrum PAR free to use?

Yes, uSpectrum PAR is available for free. There are no in-app purchases or advertisements mentioned in the application data.

### How often is uSpectrum PAR updated?

The latest version of uSpectrum PAR is 1.0.3, last updated on June 10, 2025. The developer intends to continuously add more supported devices in future updates.

### What is the user sentiment for uSpectrum PAR?

Based on the provided data, uSpectrum PAR has a rating of 1.0 stars from 2 ratings. This indicates a very low user satisfaction currently.

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

The main features include Basic, Spectrum, PPFD Spectrum, CIE1931, CIE1976, and CRI analysis. It also supports remote device configuration and data saving.

## Version history (last 4 releases)

### 1.0.3 — 2025-06-10

Support PG200N UVA

### 1.0.2 — 2021-01-12

New features:

support Temerature and Humidty.

### 1.0.1 — 2020-05-06

Add Auto Shutter Setting.

### 1.0 — 2019-08-29

No release notes.

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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)
- [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

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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 2026-06-04.*