# uSpectrumX vs LI

uSpectrumX and LI are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | uSpectrumX | LI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/uspectrumx/id1318581445/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | — |
| Size | 25 MB | 31 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [United Power Research Technology Corporation](https://appshunter.io/developer/1501316337) | [LI-COR Biosciences](https://appshunter.io/developer/527967217) |

## What reviewers say

### 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


### LI

[App page](https://appshunter.io/ios/app/li-180-spectrometeor-plus/id1539362726)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is uSpectrumX free?

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

### Is LI free?

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

### Do uSpectrumX or LI have ads?

Neither uSpectrumX nor LI shows ads.

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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.*