# Spectrojam vs MuVis

The clearest difference is rating: MuVis at 5.0 against Spectrojam's 3.9. MuVis also leads on in-app purchases (none vs 1) and review sentiment (100% vs 69%). Spectrojam's advantage is ratings volume (25 vs 8) and iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Spectrojam sells 1 one-off in-app purchase. MuVis asks for nothing beyond the download.

MuVis holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 25 and 8 respectively. Written reviews point the same way: 69% of Spectrojam's written reviews are positive against 100% of MuVis's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Spectrojam | MuVis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (25 ratings)](https://appshunter.io/ios/app/spectrojam/id1302916204/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/muvis-music-visualizer/id1582324352/reviews)** |
| Number of ratings | **25** | 8 |
| Positive reviews | 69.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 67 MB | 18 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Nonsequential Time Labs](https://appshunter.io/developer/1294961478) | [Keith Bromley](https://appshunter.io/developer/1582324354) |

## What reviewers say

### Spectrojam

[App page](https://appshunter.io/ios/app/spectrojam/id1302916204)

This app transforms sounds from your microphone into dynamic colors and shapes on your screen. It visualizes the frequency composition of everyday noises and musical tunes, allowing you to see sound signatures and even translate them into musical notes.

**Highlights:** Real-time sound to color/shape visualization, Musical note display for pitch accuracy, Chord and harmony analysis, Adjustable gain for volume control, High-resolution premium visualizer, Color modulation effects

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | 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 Spectrojam free?

Spectrojam 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, Spectrojam or MuVis?

MuVis is rated higher. Spectrojam averages 3.9 out of 5 from 25 ratings, while MuVis averages 5.0 from 8 ratings.

### Do Spectrojam or MuVis have ads?

Neither Spectrojam nor MuVis shows ads.

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

Spectrojam ships an update every 3 months, and MuVis every 3 months. Most recently, Spectrojam was updated on October 20, 2026 and MuVis on October 24, 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.*