# TraceSonic vs 4Comp

The clearest difference is price: 4Comp at $4.99 against TraceSonic's $7.99. On rating, ratings volume, update cadence and ads there is nothing between them.

TraceSonic costs $7.99 and 4Comp $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for TraceSonic against 5.0 for 4Comp. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

TraceSonic ships an update every 9 days, 4Comp weekly. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | TraceSonic | 4Comp |
| --- | --- | --- |
| Price | $7.99 | **$4.99** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/tracesonic/id6798317938/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/4comp-auv3-compressor-plugin/id6805205834/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Monetization | Paid | Paid |
| Size | 7 MB | 8 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [r6 appz](https://appshunter.io/developer/491984529) | [NATHAN THOMAS MATHIS](https://appshunter.io/developer/1870347850) |

## What reviewers say

### TraceSonic

[App page](https://appshunter.io/ios/app/tracesonic/id6798317938)

Transform images into unique sounds by drawing on a spectral canvas. This app uses brush strokes and imported images to generate additive synthesis, offering a creative way to craft musical instruments and soundscapes.

**Highlights:** Draw on spectral canvas, Import images to create sound, 128 additive oscillators, Multiple brush types, Pitch snapping to scales, MIDI note input, Save custom patches

**Features:** Vision Pro support

**In-app purchases:** none


### 4Comp

[App page](https://appshunter.io/ios/app/4comp-auv3-compressor-plugin/id6805205834)

This audio plugin offers four distinct analog-style compressor models (FET, VCA, Optical, Vari-Mu), each with its own sound and interface. It provides advanced features like stereo linking, sidechain filtering, and real-time transfer curve visualization.

**Highlights:** Four analog compressor models (FET, VCA, Optical, Vari-Mu), Unique DSP engine and interface for each model, Live transfer curve visualization, Stereo link and sidechain high-pass filter, Dry/wet mix and auto make-up gain, 17 presets included, 0-sample latency

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

**In-app purchases:** none


## Frequently asked questions

### Is TraceSonic free?

TraceSonic costs $7.99, with no in-app purchases.

### Is 4Comp free?

4Comp costs $4.99, with no in-app purchases.

### Which has better reviews, TraceSonic or 4Comp?

TraceSonic and 4Comp are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do TraceSonic or 4Comp have ads?

Neither TraceSonic nor 4Comp shows ads.

### Which is updated more often, TraceSonic or 4Comp?

TraceSonic ships an update every 9 days, and 4Comp weekly. Most recently, TraceSonic was updated on October 31, 2026 and 4Comp on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*