# Unknown Pleasure vs Ferromagnetic

The clearest difference is in-app purchases: Unknown Pleasure at none against Ferromagnetic's 6. Unknown Pleasure also leads on iOS requirement (7.0 vs 16.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Ferromagnetic sells 6 in-app purchases, starting at $2.49 per month. Unknown Pleasure asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.1 for Unknown Pleasure against 4.1 for Ferromagnetic. Both are backed by a comparable volume of ratings — 9 and 25 respectively. Written reviews are what separate them: 88% of Unknown Pleasure's written reviews are positive against 80% of Ferromagnetic's.

## The numbers

| Metric | Unknown Pleasure | Ferromagnetic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (9 ratings)](https://appshunter.io/ios/app/unknown-pleasure/id766872712/reviews)** | [4.1 (25 ratings)](https://appshunter.io/ios/app/ferromagnetic/id1546537151/reviews) |
| Number of ratings | 9 | **25** |
| Positive reviews | **87.5% of reviews** | 79.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 22 MB |
| Requires iOS | **7.0** | 16.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Milk LLC](https://appshunter.io/developer/568486264) | [Daniel Eke](https://appshunter.io/developer/886776646) |

## What reviewers say

### Unknown Pleasure

[App page](https://appshunter.io/ios/app/unknown-pleasure/id766872712)

A music player that visualizes your audio with a design inspired by a famous album cover. Easily navigate tracks with intuitive gestures. Requires downloaded music files without DRM.

**Highlights:** Audio visualization, Album cover inspired design, Swipe to change songs, Double-tap to pause, Select music via swipe down

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

**In-app purchases:** none


### Ferromagnetic

[App page](https://appshunter.io/ios/app/ferromagnetic/id1546537151)

Transform music into real-time visual art with dynamic audio-reactive effects. Enhance personal listening, create ambiance for gatherings, or perform live with captivating visuals that sync to every beat. Offers thousands of unique visual combinations for a fresh experience with every song.

**Highlights:** Real-time audio-reactive visuals, Multi-band frequency analysis, Automatic beat detection, Metal-powered rendering engine, Multi-layer compositing system, Customizable visual parameters, Thousands of unique visual combinations

**Features:** Family Sharing, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FM Visualizer | $2.49 | per month |
| FM Producer | $3.99 | per month |
| A generous tip | $0.99 | one-time |
| FM Visualizer One-TIme | $17.99 | one-time |
| FM Producer Upgrade | $39.99 | one-time |
| FM Producer One-Time | $59.99 | one-time |

**What reviewers like**

- ✨ Beautiful and classic visuals
- 🎶 Great music synchronization
- 💡 Highly customizable effects
- 💰 Excellent value for money (especially Pro/Lifetime)
- 🚀 Fast and responsive performance

**What reviewers complain about**

- 🐛 Song titles don't update
- 🐛 Custom image saving bug (fixed)
- 🐛 Blurry logo import
- 🐛 Crashing on launch
- 🐛 Poorly implemented controls (MacOS)

**Reported bugs**

- Song titles don’t update
- Custom image wasn’t saving in presets (reported fixed)
- Logo makes imported images blurry
- App crashes on launch
- Poorly implemented controls (MacOS)

**Requested features**

- Add a 'go back' button for controls
- Add Airplay mirroring or tvOS app
- More options in visualizer types
- Configurable presets for cycling settings
- Ability to stream to TV without a cable


## Frequently asked questions

### Is Unknown Pleasure free?

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

### Is Ferromagnetic free?

Ferromagnetic is free to download, with in-app purchases available.

### Which has better reviews, Unknown Pleasure or Ferromagnetic?

Unknown Pleasure is rated higher. Unknown Pleasure averages 4.1 out of 5 from 9 ratings, while Ferromagnetic averages 4.1 from 25 ratings.

### Do Unknown Pleasure or Ferromagnetic have ads?

Neither Unknown Pleasure nor Ferromagnetic shows ads.

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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.*