# lgOpre vs FrequencyCat

The clearest difference is update cadence: lgOpre at every 4 months against FrequencyCat's every 40 months. lgOpre also leads on ratings volume (7 vs 1) and device support (3 vs 1). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for lgOpre against 5.0 for FrequencyCat. That said, the two scores are not equally well evidenced: lgOpre has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

lgOpre ships an update every 4 months, FrequencyCat every 40 months. The most recent releases landed on September 24, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | lgOpre | FrequencyCat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (7 ratings)](https://appshunter.io/ios/app/lgopre/id1100980225/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/frequencycat/id6448219399/reviews) |
| Number of ratings | **7** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 40 months |
| Monetization | Free | Free |
| Size | 20 MB | 3 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [David Galbraith](https://appshunter.io/developer/1027500488) | [Xuesong Zhang](https://appshunter.io/developer/1684075008) |

## What reviewers say

### lgOpre

[App page](https://appshunter.io/ios/app/lgopre/id1100980225)

Transform your screen into an interactive audiovisual canvas. Trigger sound blocks with rhythmic dots to create immersive compositions. Save your progress automatically and collaborate with friends.

**Highlights:** Interactive audiovisual canvas, Rhythmic sound block triggering, Automatic progress saving, Side-by-side collaboration, Mesmerizing visual effects, Harmonious sound creation

**Features:** macOS Compatibility

**In-app purchases:** none


### FrequencyCat

[App page](https://appshunter.io/ios/app/frequencycat/id6448219399)

Transform your photos into unique sound art using advanced image-to-sound technology. Explore, enjoy, and share your creative audio-visual pieces. Embrace your inner artist and discover the unexpected.

**Highlights:** Morph images into sound art, Create spectrogram oddities, Share sound art creations, Unique audio-visual experience

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

**In-app purchases:** none


## Frequently asked questions

### Is lgOpre free?

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

### Is FrequencyCat free?

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

### Which has better reviews, lgOpre or FrequencyCat?

lgOpre and FrequencyCat are both rated 5.0 out of 5 on the App Store, from 7 and 1 ratings respectively.

### Do lgOpre or FrequencyCat have ads?

Neither lgOpre nor FrequencyCat shows ads.

### Which is updated more often, lgOpre or FrequencyCat?

lgOpre ships an update every 4 months, and FrequencyCat every 40 months. Most recently, lgOpre was updated on September 24, 2026 and FrequencyCat on October 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.*