# Ferromagnetic vs MuVis

The clearest difference is rating: MuVis at 5.0 against Ferromagnetic's 4.0. MuVis also leads on in-app purchases (none vs 6) and review sentiment (100% vs 80%). Ferromagnetic's advantage is update cadence (every 11 days vs every 3 months) and ratings volume (24 vs 7). On price, ads, device support and iOS requirement there is nothing between them.

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

MuVis holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 24 and 7 respectively. Written reviews point the same way: 80% of Ferromagnetic's written reviews are positive against 100% of MuVis's.

Ferromagnetic ships an update every 11 days, MuVis every 3 months. The most recent releases landed on September 13, 2026 and July 8, 2026 respectively.

## The numbers

| Metric | Ferromagnetic | MuVis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (24 ratings)](https://appshunter.io/ios/app/ferromagnetic/id1546537151/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/muvis-music-visualizer/id1582324352/reviews)** |
| Number of ratings | **24** | 7 |
| Positive reviews | 79.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 20 MB | 18 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Eke](https://appshunter.io/developer/886776646) | [Keith Bromley](https://appshunter.io/developer/1582324354) |

## What reviewers say

### 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 |


### MuVis

[App page](https://appshunter.io/ios/app/muvis-music-visualizer/id1582324352)

This app creates dynamic, real-time visual representations of music being played from files or a device's microphone. Users can cycle through numerous visualizations and options, control playback, and switch between audio sources.

**Highlights:** Real-time audio visualization, Music file playback, Microphone input, 34+ visualizations, 8 visualization options, Customizable toolbars, iCloudDrive music selection

**In-app purchases:** none


## Frequently asked questions

### Is Ferromagnetic free?

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

### Is MuVis free?

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

### Which has better reviews, Ferromagnetic or MuVis?

MuVis is rated higher. Ferromagnetic averages 4.0 out of 5 from 24 ratings, while MuVis averages 5.0 from 7 ratings.

### Do Ferromagnetic or MuVis have ads?

Neither Ferromagnetic nor MuVis shows ads.

### Which is updated more often, Ferromagnetic or MuVis?

Ferromagnetic ships an update every 11 days, and MuVis every 3 months. Most recently, Ferromagnetic was updated on September 13, 2026 and MuVis on July 8, 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.*