# Chaos Audio vs Tone Scope Lab

The clearest difference is in-app purchases: Tone Scope Lab at none against Chaos Audio's 10. Tone Scope Lab also leads on update cadence (every 5 days vs every 2 weeks). Chaos Audio's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Chaos Audio sells 10 one-off in-app purchases. Tone Scope Lab asks for nothing beyond the download.

Chaos Audio ships an update every 2 weeks, Tone Scope Lab every 5 days. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Chaos Audio | Tone Scope Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (27 ratings)](https://appshunter.io/ios/app/chaos-audio/id1522790206/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 94.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 152 MB | 25 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chaos Audio](https://appshunter.io/developer/1522790208) | [Yosuke Ouchi](https://appshunter.io/developer/1877354991) |

## What reviewers say

### Chaos Audio

[App page](https://appshunter.io/ios/app/chaos-audio/id1522790206)

This app allows users to control powerful guitar effects pedals and amp modelers, leveraging AI to create custom sounds from text descriptions. It offers a comprehensive platform for practice, recording, and performance, compatible with specific hardware.

**Highlights:** AI FX Builder for custom sound creation, Tone Shop for downloading third-party effects, Built-in tuner, 5-minute hands-free looper, Unlimited preset saving and sharing, Multi-effect chaining, Hands-free switching via Preset Control or MIDI

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| JCVM Lite | $9.90 | one-time |
| Twin Classic Lite | $9.90 | one-time |
| Tweaker Lite | $9.90 | one-time |
| Poly Octave | $10.00 | one-time |
| Constellation | $14.90 | one-time |
| ORBITER | $14.90 | one-time |
| URANUS | $14.90 | one-time |
| Luna | $14.90 | one-time |
| MARINER | $14.90 | one-time |
| Daily Driver | $27.90 | one-time |


### Tone Scope Lab

[App page](https://appshunter.io/ios/app/tone-scope-lab/id6780329595)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chaos Audio free?

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

### Is Tone Scope Lab free?

Tone Scope Lab is free to download, with no in-app purchases.

### Do Chaos Audio or Tone Scope Lab have ads?

Tone Scope Lab shows ads; Chaos Audio does not.

### Which is updated more often, Chaos Audio or Tone Scope Lab?

Chaos Audio ships an update every 2 weeks, and Tone Scope Lab every 5 days. Most recently, Chaos Audio was updated on November 3, 2026 and Tone Scope Lab on October 28, 2026.

---

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