# Melody Cool vs Spectrojam

The clearest difference is review sentiment: Spectrojam at 69% against Melody Cool's 40%. Melody Cool's advantage is iOS requirement (12.4 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Melody Cool sells 1 one-off in-app purchase and Spectrojam sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Melody Cool ships an update every 6 months, Spectrojam every 3 months. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Melody Cool | Spectrojam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.9 (25 ratings)](https://appshunter.io/ios/app/spectrojam/id1302916204/reviews)** |
| Number of ratings | — | **25** |
| Positive reviews | 40.0% of reviews | **69.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 3 MB | 67 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yuji Koike](https://appshunter.io/developer/416095228) | [Nonsequential Time Labs](https://appshunter.io/developer/1294961478) |

## What reviewers say

### Melody Cool

[App page](https://appshunter.io/ios/app/melody-cool/id1218561067)

This music player allows you to play songs from your local library while simultaneously using a built-in musical keyboard. It offers features like A-B repeat and slow playback for focused listening or practice. Note that it does not support DRM-protected files or iCloud items.

**Highlights:** Local music library playback, Integrated musical keyboard, A-B repeat functionality, Slow playback option, Play keyboard while listening

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Playback Time | $2.99 | one-time |


### 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 |


## Frequently asked questions

### Is Melody Cool free?

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

### Is Spectrojam free?

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

### Do Melody Cool or Spectrojam have ads?

Neither Melody Cool nor Spectrojam shows ads.

### Which is updated more often, Melody Cool or Spectrojam?

Melody Cool ships an update every 6 months, and Spectrojam every 3 months. Most recently, Melody Cool was updated on October 24, 2026 and Spectrojam on October 20, 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.*