Comparison

uSpectrumX vs Epson Spectrometer

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

Epson Spectrometer

This utility app enables precise color measurement of indoor and outdoor materials using a compatible spectrophotometer. It allows users to manage, compare, and adjust colors, and even check printer color reproduction capabilities.

Highlights
  • Portable color measurement
  • Import measurement data via Bluetooth
  • Manage colors as reference colors
  • Compare colors to Color Collections
  • Check printer color reproduction
  • Adjust color measurements
  • Create custom Color Collections
Features
Read full description

This is a dedicated app for the Epson SD-10 spectrophotometer. [Features] - The portable, compact, and easy to use SD-10 partnered with this app allows you to not only measure the color of indoor printed materials and Color Collections, but also measure outdoor signs and bulletin boards. - You can import measurement data to the app without complicated cable connections. - You can manage the colors imported to your app as reference colors, inspect them by comparing with a Color Collection, and check if the colors can be reproduced by the printer you are using. [Main Features] Color measurement: - Epson's original sensing technology realizes high-precision color measurement with a single tap in this app. Display: - Displays the measured colors in a variety of color spaces (Lab, LCh, RGB, CMYK, and LRV). - Searches and displays approximate colors from the PANTONE® Color Collection provided with this app. - Suggests colors that harmonize with the measured color. Comparison: - Compares measured colors to a Color Collection to determine the color difference. - Determines if the measured color can be reproduced by the printer you are using. Adjust: - Adjust color measurements to create a different color. Manage: - Add a variety of information (favorites, location, photos, and notes) to measured colors. - Create Color Collections (Color Palettes) to suit your needs. Linking features: - Create Color Swatch and Color Book files that can be imported into Adobe® Illustrator® and Photoshop®. [Notes] - The Epson SD-10 spectrophotometer is required to use this app. - This app connects to the SD-10 by Bluetooth®. - Emails such as "Send emails to developers" will be used for future service improvements. Unfortunately, we cannot reply to individual inquiries.

Screenshots

uSpectrumX4 screens
Epson Spectrometer4 screens

Verdict

The call

The clearest difference is iOS requirement: uSpectrumX at 9.0 against Epson Spectrometer's 16.0. 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

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 16, 2026 and September 23, 2026 respectively.

Scorecard1 real difference · 8 level
uSpectrumX versus Epson Spectrometer: the parameters behind the verdict, then further details
ParameteruSpectrumXEpson Spectrometer
PriceFreeFree
Rating5.0 (4 ratings) — better
Number of ratings4 — better
Update frequencyEvery 3 monthsEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.0 — better16.0
Further details — not scored
Size25 MB57 MB
Age rating4+4+
DeveloperUnited Power Research Technology CorporationSeiko Epson Corporation

In-app purchases

None

uSpectrumX

No in-app purchases

None

Epson Spectrometer

No in-app purchases

Questions

Is uSpectrumX free?
uSpectrumX is free to download, with no in-app purchases.
Is Epson Spectrometer free?
Epson Spectrometer is free to download, with no in-app purchases.
Do uSpectrumX or Epson Spectrometer have ads?
Neither uSpectrumX nor Epson Spectrometer shows ads.
Which is updated more often, uSpectrumX or Epson Spectrometer?
uSpectrumX ships an update every 3 months, and Epson Spectrometer every 3 months. Most recently, uSpectrumX was updated on September 16, 2026 and Epson Spectrometer on September 23, 2026.

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