Music B Sides vs FrequencyCat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Music B Sides
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.
- 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
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Music for GenX throughout the years.. The hits and the deepest cuts for all the decades and moments of our lives. Check out our website for a list of programming events. From current music to your Old Man's record stacks through the eighties and the grunge years. This station has Gen X written all over it.
FrequencyCat
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.
- Morph images into sound art
- Create spectrogram oddities
- Share sound art creations
- Unique audio-visual experience
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Hide an image inside sound. FrequencyCat is a playful tool for exploring the connection between images, sound, and spectrograms. Choose an image, and FrequencyCat transforms it into a unique audio signal. Play the sound and view its spectrogram, and you’ll see the original image emerge again from the frequencies. With FrequencyCat, you can: - Turn images into sound - View audio spectrograms in real time - Play sounds and reveal the images hidden inside them - Explore how different images create different sounds - Discover the relationship between sound, frequency, and Fourier transforms in an intuitive way There’s no magic behind it. Just frequencies, phases, an inverse Fourier transform, and a little curiosity about sound. Whether you’re interested in acoustics, music, signal processing, or simply wondering what an image might sound like, FrequencyCat gives you a new way to explore. Pick an image. Hear what it sounds like.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Music B Sides | FrequencyCat |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 56 months | Every 40 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 16.0 |
| Further details — not scored | ||
| Size | 46 MB | 3 MB |
| Age rating | 9+ | 4+ |
| Developer | Kevin Reyher | Xuesong Zhang |
Customer experience
Music B Sides
FrequencyCat
In-app purchases
Music B Sides
No in-app purchases
FrequencyCat
No in-app purchases
Questions
Is Music B Sides free?
Is FrequencyCat free?
Which has better reviews, Music B Sides or FrequencyCat?
Do Music B Sides or FrequencyCat have ads?
Which is updated more often, Music B Sides or FrequencyCat?
Other comparisons
