# Light Master Pro vs CRMX Toolbox2

The clearest difference is update cadence: CRMX Toolbox2 at every 2 months against Light Master Pro's every 4 months. Light Master Pro's advantage is iOS requirement (10.0 vs 15.6). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 2.1 for Light Master Pro against 2.2 for CRMX Toolbox2. Both are backed by a comparable volume of ratings — 10 and 9 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Light Master Pro ships an update every 4 months, CRMX Toolbox2 every 2 months. Both last shipped on October 13, 2026.

## The numbers

| Metric | Light Master Pro | CRMX Toolbox2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (10 ratings)](https://appshunter.io/ios/app/light-master-pro/id1481752643/reviews) | **[2.2 (9 ratings)](https://appshunter.io/ios/app/crmx-toolbox2/id6450711153/reviews)** |
| Number of ratings | **10** | 9 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 33 MB | 78 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Opple Lighting Co., Ltd.](https://appshunter.io/developer/955299786) | [LumenRadio AB](https://appshunter.io/developer/1443137236) |

## What reviewers say

### Light Master Pro

[App page](https://appshunter.io/ios/app/light-master-pro/id1481752643)

This utility app provides photometric measurements for compatible smart BLE devices. It offers readings for illumination, color temperature, color coordinates, CRI, and flicker. It requires a specific device to function.

**Highlights:** Illumination measurement, Color temperature readings, Color coordinate analysis, CRI measurement, Flicker detection

**Features:** macOS Compatibility

**In-app purchases:** none


### CRMX Toolbox2

[App page](https://appshunter.io/ios/app/crmx-toolbox2/id6450711153)

Manage and connect to your CRMX devices with this utility app. It allows for firmware updates and configuration of all Bluetooth-enabled CRMX products, simplifying device management.

**Highlights:** Connect to CRMX devices, Track CRMX devices, Conduct firmware updates, Configure Bluetooth CRMX products

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Light Master Pro free?

Light Master Pro is free to download, with no in-app purchases.

### Is CRMX Toolbox2 free?

CRMX Toolbox2 is free to download, with no in-app purchases.

### Which has better reviews, Light Master Pro or CRMX Toolbox2?

CRMX Toolbox2 is rated higher. Light Master Pro averages 2.1 out of 5 from 10 ratings, while CRMX Toolbox2 averages 2.2 from 9 ratings.

### Do Light Master Pro or CRMX Toolbox2 have ads?

Neither Light Master Pro nor CRMX Toolbox2 shows ads.

### Which is updated more often, Light Master Pro or CRMX Toolbox2?

Light Master Pro ships an update every 4 months, and CRMX Toolbox2 every 2 months. Most recently, Light Master Pro was updated on October 13, 2026 and CRMX Toolbox2 on October 13, 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.*