# 76477 Complex Sound Synth vs JAX CHROMATIC

The clearest difference is review sentiment: JAX CHROMATIC at 100% against 76477 Complex Sound Synth's 50%. JAX CHROMATIC also leads on rating (4.9 vs 4.0). 76477 Complex Sound Synth's advantage is price ($2.99 vs $12.99) and update cadence (every 3 months vs every 14 months). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

76477 Complex Sound Synth costs $2.99 and JAX CHROMATIC $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

JAX CHROMATIC holds the better App Store score, 4.9 against 4.0. Both are backed by a comparable volume of ratings — 10 and 7 respectively. Written reviews point the same way: 50% of 76477 Complex Sound Synth's written reviews are positive against 100% of JAX CHROMATIC's.

76477 Complex Sound Synth ships an update every 3 months, JAX CHROMATIC every 14 months. The most recent releases landed on September 17, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 76477 Complex Sound Synth | JAX CHROMATIC |
| --- | --- | --- |
| Price | **$2.99** | $12.99 |
| Rating | [4.0 (10 ratings)](https://appshunter.io/ios/app/76477-complex-sound-synth/id837866239/reviews) | **[4.9 (7 ratings)](https://appshunter.io/ios/app/jax-chromatic-compander/id1619225672/reviews)** |
| Number of ratings | **10** | 7 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 14 months |
| Monetization | Paid | Paid |
| Size | 4 MB | 23 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Black Cat Systems](https://appshunter.io/developer/301047032) | [Jens Guell](https://appshunter.io/developer/1195004865) |

## What reviewers say

### 76477 Complex Sound Synth

[App page](https://appshunter.io/ios/app/76477-complex-sound-synth/id837866239)

Create complex sound effects and music with a powerful synthesizer inspired by vintage hardware. Offers extensive modulation, noise generation, and customizable envelopes. Easily share your creations and control it with MIDI devices.

**Highlights:** Three oscillators with multiple wave types, Modulation capabilities for oscillators, Adjustable noise generator with filter, Configurable ADSR envelope, Unlimited sound effect generator boards, MIDI input support, Export/import sound effect boards

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

**In-app purchases:** none


### JAX CHROMATIC

[App page](https://appshunter.io/ios/app/jax-chromatic-compander/id1619225672)

This advanced audio processor splits sound into 32 frequency bands for real-time spectral dynamics modification. It enhances sound perception, removes muddiness, and offers a user-friendly interface for creative mixing and mastering.

**Highlights:** 32-band spectral processing, Real-time compander per band, Analog filter models, Latency-free operation, Mastering and mixing tool, User-friendly interface

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 76477 Complex Sound Synth free?

76477 Complex Sound Synth costs $2.99, with no in-app purchases.

### Is JAX CHROMATIC free?

JAX CHROMATIC costs $12.99, with no in-app purchases.

### Which has better reviews, 76477 Complex Sound Synth or JAX CHROMATIC?

JAX CHROMATIC is rated higher. 76477 Complex Sound Synth averages 4.0 out of 5 from 10 ratings, while JAX CHROMATIC averages 4.9 from 7 ratings.

### Do 76477 Complex Sound Synth or JAX CHROMATIC have ads?

Neither 76477 Complex Sound Synth nor JAX CHROMATIC shows ads.

### Which is updated more often, 76477 Complex Sound Synth or JAX CHROMATIC?

76477 Complex Sound Synth ships an update every 3 months, and JAX CHROMATIC every 14 months. Most recently, 76477 Complex Sound Synth was updated on September 17, 2026 and JAX CHROMATIC on September 22, 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.*