uSpectrum PAR vs Metinor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
uSpectrum PAR
This application connects wirelessly to a handheld spectral PAR meter, allowing remote analysis and configuration of light sources. It displays detailed spectral data, light source information, and absorption metrics, with options to save and share measurements.
- 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
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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.
Metinor
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Metinor specializes in delivering innovative cloud solutions enhanced by IoT sensors. Our platform provides robust environmental monitoring—tracking critical parameters such as temperature, humidity, and more—ensuring compliance, safety, and product integrity. We empower businesses with advanced visualization tools, real-time reporting, and comprehensive incident management. By streamlining inspections, audits, and facilitating preventive maintenance, we drive operational efficiency and safety. Serving a wide range of industries, our solutions are tailored to meet sector-specific needs.
Screenshots
Verdict
The clearest difference is update cadence: Metinor at every 6 days against uSpectrum PAR's every 8 months. uSpectrum PAR's advantage is iOS requirement (9.0 vs 17). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
uSpectrum PAR ships an update every 8 months, Metinor every 6 days. The most recent releases landed on October 21, 2026 and September 12, 2026 respectively.
| Parameter | uSpectrum PAR | Metinor |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 8 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 9.0 — better | 17 |
| Further details — not scored | ||
| Size | 25 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | United Power Research Technology Corporation | Metinor |
In-app purchases
uSpectrum PAR
No in-app purchases
Metinor
No in-app purchases









