# Big Stuff Harmonic Distortion vs Echord

The clearest difference is update cadence: Echord at every 3 months against Big Stuff Harmonic Distortion's every 40 months. Big Stuff Harmonic Distortion's advantage is device support (3 vs 1) and iOS requirement (15 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Big Stuff Harmonic Distortion ships an update every 40 months, Echord every 3 months. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Big Stuff Harmonic Distortion | Echord |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/big-stuff-harmonic-distortion/id6449679430/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 3 months** |
| Monetization | Ad-supported | — |
| Size | 30 MB | 9 MB |
| Requires iOS | **15** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nembrini Audio](https://appshunter.io/developer/1493296895) | [Andreina Costagliola](https://appshunter.io/developer/1861432458) |

## What reviewers say

### Big Stuff Harmonic Distortion

[App page](https://appshunter.io/ios/app/big-stuff-harmonic-distortion/id6449679430)

This app emulates the sound of a legendary vintage distortion pedal, offering a violin-like sustaining tone. It functions as a standalone application, an AudioUnit v3 effect, or an Inter-App Audio effect for versatile music production.

**Highlights:** Vintage distortion emulation, Sustaining violin-like tone, Standalone app functionality, AudioUnit v3 effect, Inter-App Audio effect

**Features:** Vision Pro support

**In-app purchases:** none


### Echord

[App page](https://appshunter.io/ios/app/echord/id6774532732)

**In-app purchases:** none


## Frequently asked questions

### Is Big Stuff Harmonic Distortion free?

Big Stuff Harmonic Distortion is free to download, with no in-app purchases.

### Is Echord free?

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

### Do Big Stuff Harmonic Distortion or Echord have ads?

Neither Big Stuff Harmonic Distortion nor Echord shows ads.

### Which is updated more often, Big Stuff Harmonic Distortion or Echord?

Big Stuff Harmonic Distortion ships an update every 40 months, and Echord every 3 months. Most recently, Big Stuff Harmonic Distortion was updated on October 13, 2026 and Echord on October 15, 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.*