# SHIMADZU UV vs uSpectrumX

The clearest difference is rating: uSpectrumX at 5.0 against SHIMADZU UV's 3.0. uSpectrumX also leads on update cadence (every 3 months vs every 8 months). SHIMADZU UV's advantage is iOS requirement (6.0 vs 9.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

uSpectrumX holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

SHIMADZU UV ships an update every 8 months, uSpectrumX every 3 months. The most recent releases landed on October 23, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | SHIMADZU UV | uSpectrumX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/shimadzu-uv/id465021289/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/uspectrumx/id1318581445/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 3 MB | 25 MB |
| Requires iOS | **6.0** | 9.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shimadzu Business Systems Corporation](https://appshunter.io/developer/384043856) | [United Power Research Technology Corporation](https://appshunter.io/developer/1501316337) |

## What reviewers say

### SHIMADZU UV

[App page](https://appshunter.io/ios/app/shimadzu-uv/id465021289)

This tool helps users of UV-Vis Spectrophotometers quickly check solvent characteristics and perform unit conversions. It provides details like usable wavelength limits, melting, and boiling points for various solvents, along with converters for common lab units.

**Highlights:** Solvent characteristics lookup, Usable wavelength limits, Melting and boiling point data, Unit conversion for lab operations, Wavelength to wavenumber conversion, Distance, mass, pressure, angle conversions

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### uSpectrumX

[App page](https://appshunter.io/ios/app/uspectrumx/id1318581445)

This application connects wirelessly to a handheld spectrometer to remotely analyze light sources. It displays detailed spectral data, light source information, and allows for data saving and sharing.

**Highlights:** Wireless Wi-Fi connection to spectrometer, Remote light source analysis, Spectrum, CIE1931, CIE1976, CRI, TM-30 diagrams, Detailed light source information (LUX, CCT, CRI), Save and share captured data, Open UPRTek .xls files

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SHIMADZU UV free?

SHIMADZU UV is free to download, with no in-app purchases.

### Is uSpectrumX free?

uSpectrumX is free to download, with no in-app purchases.

### Which has better reviews, SHIMADZU UV or uSpectrumX?

uSpectrumX is rated higher. SHIMADZU UV averages 3.0 out of 5 from 1 ratings, while uSpectrumX averages 5.0 from 1 ratings.

### Do SHIMADZU UV or uSpectrumX have ads?

Neither SHIMADZU UV nor uSpectrumX shows ads.

### Which is updated more often, SHIMADZU UV or uSpectrumX?

SHIMADZU UV ships an update every 8 months, and uSpectrumX every 3 months. Most recently, SHIMADZU UV was updated on October 23, 2026 and uSpectrumX on October 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*