Predilux vs CRMX Toolbox2
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Predilux
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.
- 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
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Predilux lets you predict the exposure (key light) measured by a light meter, by choosing a light source and a distance. Or inversely measure the distance to the light source by specifying the exposure. Predilux takes into account camera settings (FPS, ISO, Shutter), source settings (Focalization, Lens, Grid, etc.) and gels (Diffusion, CTO/CTB, CTS, +- Green, and dozen of effects). All results have been experimentally verified with a light meter in rental shops. Predilux does not rely on constructor’s data. IMPORTANT NOTICE: Predilux is switching its pricing model to a monthly subscription. Starting Sept 1st 2023, Predilux will cost $14.99/year or $1.49/mo (cancel anytime). If you buy Predilux now, you will be eligible for 2 years free. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
CRMX Toolbox2
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.
- Connect to CRMX devices
- Track CRMX devices
- Conduct firmware updates
- Configure Bluetooth CRMX products
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The CRMX Toolbox app is designed to make it easier to track and connect to your fixtures and devices. The key features of the app is the ability to conduct firmware updates and enable configuration of all bluetooth CRMX products.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Predilux | CRMX Toolbox2 |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (2 ratings) — better | 2.2 (9 ratings) |
| Positive reviews | 20.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 2 | 9 — better |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 69 MB | 78 MB |
| Age rating | 4+ | 4+ |
| Developer | WID LLC | LumenRadio AB |
Customer experience
Predilux
CRMX Toolbox2
In-app purchases
Predilux
- Predilux$14.991 Year
CRMX Toolbox2
No in-app purchases
