# Predilux vs AirGlow

The clearest difference is in-app purchases: AirGlow at none against Predilux's 1. AirGlow also leads on iOS requirement (9.0 vs 12.0). 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. AirGlow asks for nothing beyond the download.

Predilux ships an update every 4 months, AirGlow every 2 months. The most recent releases landed on September 9, 2026 and February 24, 2026 respectively.

## The numbers

| Metric | Predilux | AirGlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/predilux/id1168322032/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Subscription | — |
| Size | 69 MB | 72 MB |
| Requires iOS | 12.0 | **9.0** |
| 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 |


### AirGlow

[App page](https://appshunter.io/ios/app/airglow/id1450933686)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Predilux free?

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

### Is AirGlow free?

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

### Do Predilux or AirGlow have ads?

Neither Predilux nor AirGlow shows ads.

### Which is updated more often, Predilux or AirGlow?

Predilux ships an update every 4 months, and AirGlow every 2 months. Most recently, Predilux was updated on September 9, 2026 and AirGlow on February 24, 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.*