# Synesthesia vs Genius Jamtracks

The clearest difference is price: Synesthesia at Free against Genius Jamtracks's $19.99. Synesthesia also leads on iOS requirement (8.0 vs 17.6). Genius Jamtracks's advantage is rating (4.4 vs 2.3) and review sentiment (63% vs 38%). On ads, in-app purchases and device support there is nothing between them.

Synesthesia is free to download; Genius Jamtracks costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Genius Jamtracks holds the better App Store score, 4.4 against 2.3. That said, the two scores are not equally well evidenced: Genius Jamtracks has 182 ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 38% of Synesthesia's written reviews are positive against 63% of Genius Jamtracks's.

Synesthesia ships an update monthly, Genius Jamtracks weekly. The most recent releases landed on June 1, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Synesthesia | Genius Jamtracks |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Rating | [2.3 (16 ratings)](https://appshunter.io/ios/app/synesthesia-music-visualizer/id1046438840/reviews) | **[4.4 (182 ratings)](https://appshunter.io/ios/app/genius-jamtracks/id1131210331/reviews)** |
| Number of ratings | 16 | **182** |
| Positive reviews | 37.5% of reviews | **62.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | **Free** | Paid |
| Size | 31 MB | 217 MB |
| Requires iOS | **8.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Christian Auzinger](https://appshunter.io/developer/918405870) | [Antonis Tsikandilakis](https://appshunter.io/developer/1131210330) |

## What reviewers say

### Synesthesia

[App page](https://appshunter.io/ios/app/synesthesia-music-visualizer/id1046438840)

Experience music through a spectrum of colors, mimicking the sensory phenomenon of synesthesia. Use it as a dynamic mood light, a calming night light, or to visualize the pitches of songs and instruments.

**Highlights:** Music visualization, Mood lighting, Night light functionality, Pitch to color mapping, Microphone access for real-time audio

**Features:** macOS Compatibility

**In-app purchases:** none


### Genius Jamtracks

[App page](https://appshunter.io/ios/app/genius-jamtracks/id1131210331)

This app provides a realistic jazz trio play-along experience for musicians. It helps users build repertoire, jazz vocabulary, and rhythmic mastery with an adaptive band that responds musically. Users can explore a library of songs, create custom playlists, and edit their own compositions.

**Highlights:** Realistic jazz trio simulation, Adaptive swing feel, Musical voice leading, Interactive dynamics and phrasing, Custom song creation and editing, Expandable playlist library, Clean chord charts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Synesthesia free?

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

### Is Genius Jamtracks free?

Genius Jamtracks costs $19.99, with no in-app purchases.

### Which has better reviews, Synesthesia or Genius Jamtracks?

Genius Jamtracks is rated higher. Synesthesia averages 2.3 out of 5 from 16 ratings, while Genius Jamtracks averages 4.4 from 182 ratings.

### Do Synesthesia or Genius Jamtracks have ads?

Neither Synesthesia nor Genius Jamtracks shows ads.

### Which is updated more often, Synesthesia or Genius Jamtracks?

Synesthesia ships an update monthly, and Genius Jamtracks weekly. Most recently, Synesthesia was updated on June 1, 2026 and Genius Jamtracks on September 23, 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.*