# Predilux vs CRMX Toolbox2

The clearest difference is rating: Predilux at 3.5 against CRMX Toolbox2's 2.2. Predilux also leads on review sentiment (20% vs 0%) and iOS requirement (12.0 vs 15.6). CRMX Toolbox2's advantage is in-app purchases (none vs 1) and ratings volume (9 vs 2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Predilux sells 1 in-app purchase, starting at $14.99 per year. CRMX Toolbox2 asks for nothing beyond the download.

Predilux holds the better App Store score, 3.5 against 2.2. Both are backed by a comparable volume of ratings — 2 and 9 respectively. Written reviews point the same way: 20% of Predilux's written reviews are positive against 0% of CRMX Toolbox2's.

Predilux ships an update every 4 months, CRMX Toolbox2 every 2 months. The most recent releases landed on September 9, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | Predilux | CRMX Toolbox2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/predilux/id1168322032/reviews)** | [2.2 (9 ratings)](https://appshunter.io/ios/app/crmx-toolbox2/id6450711153/reviews) |
| Number of ratings | 2 | **9** |
| Positive reviews | **20.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Subscription | **Free** |
| Size | 69 MB | 78 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WID LLC](https://appshunter.io/developer/522765968) | [LumenRadio AB](https://appshunter.io/developer/1443137236) |

## What reviewers say

### Predilux

[App page](https://appshunter.io/ios/app/predilux/id1168322032)

This app helps photographers and videographers predict light exposure based on light source and distance. It also allows inverse measurement of distance by specifying exposure, considering various camera and light source settings, and gels.

**Highlights:** Predict light exposure, Measure distance to light source, Adjust camera settings (FPS, ISO, Shutter), Configure light source settings, Apply gel effects (Diffusion, CTO/CTB, +- Green), Experimentally verified results

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Predilux | $14.99 | per year |


### 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 Predilux free?

Predilux is free to download, with in-app purchases available.

### Is CRMX Toolbox2 free?

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

### Which has better reviews, Predilux or CRMX Toolbox2?

Predilux is rated higher. Predilux averages 3.5 out of 5 from 2 ratings, while CRMX Toolbox2 averages 2.2 from 9 ratings.

### Do Predilux or CRMX Toolbox2 have ads?

Neither Predilux nor CRMX Toolbox2 shows ads.

### Which is updated more often, Predilux or CRMX Toolbox2?

Predilux ships an update every 4 months, and CRMX Toolbox2 every 2 months. Most recently, Predilux was updated on September 9, 2026 and CRMX Toolbox2 on July 6, 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.*