# Synchrony LEDs vs FrequencyCat

The clearest difference is review sentiment: FrequencyCat at 100% against Synchrony LEDs's 0%. FrequencyCat also leads on rating (5.0 vs 2.7). Synchrony LEDs's advantage is update cadence (every 7 months vs every 40 months) and ratings volume (6 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

FrequencyCat holds the better App Store score, 5.0 against 2.7. That said, the two scores are not equally well evidenced: Synchrony LEDs has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Synchrony LEDs's written reviews are positive against 100% of FrequencyCat's.

Synchrony LEDs ships an update every 7 months, FrequencyCat every 40 months. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Synchrony LEDs | FrequencyCat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (6 ratings)](https://appshunter.io/ios/app/synchrony-leds/id1355123052/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/frequencycat/id6448219399/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 40 months |
| Monetization | Free | Free |
| Size | 55 MB | 3 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Oscilloscape, LLC](https://appshunter.io/developer/1276228281) | [Xuesong Zhang](https://appshunter.io/developer/1684075008) |

## What reviewers say

### Synchrony LEDs

[App page](https://appshunter.io/ios/app/synchrony-leds/id1355123052)

Control your LED lightshow remotely via Bluetooth. Customize colors, patterns, and display modes for your lighting effects. Settings are saved to the controller even after power off.

**Highlights:** Remote Bluetooth control, Color and pattern selection, Customizable color sets, Music-free display modes, Settings saved to controller

**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 Synchrony LEDs free?

Synchrony LEDs 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, Synchrony LEDs or FrequencyCat?

FrequencyCat is rated higher. Synchrony LEDs averages 2.7 out of 5 from 6 ratings, while FrequencyCat averages 5.0 from 1 ratings.

### Do Synchrony LEDs or FrequencyCat have ads?

Neither Synchrony LEDs nor FrequencyCat shows ads.

### Which is updated more often, Synchrony LEDs or FrequencyCat?

Synchrony LEDs ships an update every 7 months, and FrequencyCat every 40 months. Most recently, Synchrony LEDs was updated on October 2, 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.*