# glrkgl vs FrequencyCat

The clearest difference is ratings volume: glrkgl at 8 against FrequencyCat's 1. glrkgl also leads on device support (4 vs 1) and iOS requirement (12.0 vs 16.0). On price, rating, review sentiment and update cadence 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 glrkgl against 5.0 for FrequencyCat. That said, the two scores are not equally well evidenced: glrkgl has 8 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.

glrkgl ships an update every 55 months, FrequencyCat every 40 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | glrkgl | FrequencyCat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/glrkgl/id955099553/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/frequencycat/id6448219399/reviews) |
| Number of ratings | **8** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 55 months | **Every 40 months** |
| Monetization | Free | Free |
| Size | 9 MB | 3 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Greg Kufera](https://appshunter.io/developer/955099552) | [Xuesong Zhang](https://appshunter.io/developer/1684075008) |

## What reviewers say

### glrkgl

[App page](https://appshunter.io/ios/app/glrkgl/id955099553)

This application allows users to create robot noises using their phone. It aims to disrupt conversations with unique sound effects. Simply touch and dance to generate robot sounds.

**Highlights:** Robot noise generation, Interactive sound creation, Conversation disruption tool, Touch-based controls, Dance integration

**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 glrkgl free?

glrkgl 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, glrkgl or FrequencyCat?

glrkgl and FrequencyCat are both rated 5.0 out of 5 on the App Store, from 8 and 1 ratings respectively.

### Do glrkgl or FrequencyCat have ads?

Neither glrkgl nor FrequencyCat shows ads.

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

glrkgl ships an update every 55 months, and FrequencyCat every 40 months. Most recently, glrkgl was updated on November 1, 2026 and FrequencyCat on November 3, 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.*