# Music B Sides vs FrequencyCat

The clearest difference is ratings volume: Music B Sides at 5 against FrequencyCat's 1. Music B Sides also leads on device support (3 vs 1). 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 Music B Sides against 5.0 for FrequencyCat. That said, the two scores are not equally well evidenced: Music B Sides has 5 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.

Music B Sides ships an update every 56 months, FrequencyCat every 40 months. The most recent releases landed on October 11, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Music B Sides | FrequencyCat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/music-b-sides/id1610559518/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/frequencycat/id6448219399/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 56 months | **Every 40 months** |
| Monetization | Free | Free |
| Size | 46 MB | 3 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [Kevin Reyher](https://appshunter.io/developer/1610559520) | [Xuesong Zhang](https://appshunter.io/developer/1684075008) |

## What reviewers say

### Music B Sides

[App page](https://appshunter.io/ios/app/music-b-sides/id1610559518)

Discover hidden gems and lesser-known tracks from popular artists. This app aims to introduce listeners to unreleased songs, overlooked minor hits, and artists deserving more recognition.

**Highlights:** Discover unreleased album tracks, Explore overlooked minor hits, Find artists you don't hear enough of, Introduce listeners to new music, Highlight deserving but non-hit songs

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

**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 Music B Sides free?

Music B Sides 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, Music B Sides or FrequencyCat?

Music B Sides and FrequencyCat are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.

### Do Music B Sides or FrequencyCat have ads?

Neither Music B Sides nor FrequencyCat shows ads.

### Which is updated more often, Music B Sides or FrequencyCat?

Music B Sides ships an update every 56 months, and FrequencyCat every 40 months. Most recently, Music B Sides was updated on October 11, 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.*