Comparison

uSpectrumX vs Mini Spectrometer (NIR)

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

uSpectrumX

Features
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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.

About

Mini Spectrometer (NIR)

Features
Read full description

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.

Screenshots

uSpectrumX4 screens
Mini Spectrometer (NIR)4 screens

Verdict

The call

The clearest difference is iOS requirement: uSpectrumX at 9.0 against Mini Spectrometer (NIR)'s 14.4. On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

uSpectrumX ships an update every 3 months, Mini Spectrometer (NIR) every 2 months. The most recent releases landed on October 4, 2026 and September 18, 2026 respectively.

Scorecard1 real difference · 5 level
uSpectrumX versus Mini Spectrometer (NIR): the parameters behind the verdict, then further details
ParameteruSpectrumXMini Spectrometer (NIR)
PriceFreeFree
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better14.4
Further details — not scored
Size25 MB18 MB
Age rating4+4+
DeveloperUnited Power Research Technology Corporationams AG

In-app purchases

None

uSpectrumX

No in-app purchases

None

Mini Spectrometer (NIR)

No in-app purchases

Questions

Is uSpectrumX free?
uSpectrumX is free to download, with no in-app purchases.
Is Mini Spectrometer (NIR) free?
Mini Spectrometer (NIR) is free to download, with no in-app purchases.
Do uSpectrumX or Mini Spectrometer (NIR) have ads?
Neither uSpectrumX nor Mini Spectrometer (NIR) shows ads.
Which is updated more often, uSpectrumX or Mini Spectrometer (NIR)?
uSpectrumX ships an update every 3 months, and Mini Spectrometer (NIR) every 2 months. Most recently, uSpectrumX was updated on October 4, 2026 and Mini Spectrometer (NIR) on September 18, 2026.

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