# Predilux vs AimAid

The clearest difference is review sentiment: AimAid at 100% against Predilux's 20%. AimAid also leads on in-app purchases (none vs 1). Predilux's advantage is price (Free vs $3.99) and iOS requirement (12.0 vs 15.0). On update cadence, ads and device support there is nothing between them.

Predilux is free to download; AimAid costs $3.99 up front. Predilux sells 1 in-app purchase, starting at $14.99 per year. AimAid asks for nothing beyond the download.

Predilux ships an update every 4 months, AimAid every 5 months. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Predilux | AimAid |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/predilux/id1168322032/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Subscription | **Paid** |
| Size | 69 MB | 109 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WID LLC](https://appshunter.io/developer/522765968) | [Liu ZhiRong](https://appshunter.io/developer/483400125) |

## 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 |


### AimAid

[App page](https://appshunter.io/ios/app/aimaid/id6741954444)

This utility app helps billiard players calculate the trajectory of a ball based on the aiming angle of the cue. Improve your aim and understanding of ball physics on the table.

**Highlights:** Billiard ball trajectory calculation, Aiming angle input, Cue ball physics simulation, Precision aiming tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Predilux free?

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

### Is AimAid free?

AimAid costs $3.99, with no in-app purchases.

### Do Predilux or AimAid have ads?

Neither Predilux nor AimAid shows ads.

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

Predilux ships an update every 4 months, and AimAid every 5 months. Most recently, Predilux was updated on October 12, 2026 and AimAid on October 9, 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.*