# Infinite Light Optical Effects vs DuoImage Viewer

The clearest difference is price: Infinite Light Optical Effects at Free against DuoImage Viewer's $1.99. DuoImage Viewer's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

Infinite Light Optical Effects is free to download; DuoImage Viewer costs $1.99 up front. Infinite Light Optical Effects sells 1 one-off in-app purchase. DuoImage Viewer asks for nothing beyond the download.

Infinite Light Optical Effects ships an update every 4 weeks, DuoImage Viewer every 5 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Infinite Light Optical Effects | DuoImage Viewer |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/infinite-light-optical-effects/id6742111974/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 544 MB | 2 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [James Grote](https://appshunter.io/developer/338517204) | [余 杨](https://appshunter.io/developer/6784909940) |

## What reviewers say

### Infinite Light Optical Effects

[App page](https://appshunter.io/ios/app/infinite-light-optical-effects/id6742111974)

Enhance your videos with realistic lens flares and dynamic light effects. This app offers cinematic visuals and effortless controls to transform your content into high-impact creations. Perfect for adding a professional, shining touch to any video.

**Highlights:** Cinematic lens flares, Dynamic light effects, Filters, Dynamic film grain, Optimized for AI videos

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $24.99 | one-time |


### DuoImage Viewer

[App page](https://appshunter.io/ios/app/duoimage-viewer/id6788791560)

**In-app purchases:** none


## Frequently asked questions

### Is Infinite Light Optical Effects free?

Infinite Light Optical Effects is free to download, with in-app purchases available.

### Is DuoImage Viewer free?

DuoImage Viewer costs $1.99, with no in-app purchases.

### Do Infinite Light Optical Effects or DuoImage Viewer have ads?

Neither Infinite Light Optical Effects nor DuoImage Viewer shows ads.

### Which is updated more often, Infinite Light Optical Effects or DuoImage Viewer?

Infinite Light Optical Effects ships an update every 4 weeks, and DuoImage Viewer every 5 weeks. Most recently, Infinite Light Optical Effects was updated on October 30, 2026 and DuoImage Viewer on October 31, 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.*