# Big Stuff Harmonic Distortion vs Moon Echo

The clearest difference is rating: Big Stuff Harmonic Distortion at 5.0 against Moon Echo's 4.8. Moon Echo's advantage is monetization model (free vs ad-supported) and iOS requirement (12.0 vs 15). On price, review sentiment, ratings volume and ads 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 holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 12 and 20 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

## The numbers

| Metric | Big Stuff Harmonic Distortion | Moon Echo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/big-stuff-harmonic-distortion/id6449679430/reviews)** | [4.8 (20 ratings)](https://appshunter.io/ios/app/moon-echo/id6503342104/reviews) |
| Number of ratings | 12 | **20** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | — |
| Monetization | Ad-supported | **Free** |
| Size | 30 MB | 21 MB |
| Requires iOS | 15 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nembrini Audio](https://appshunter.io/developer/1493296895) | [AudioThing Ltd.](https://appshunter.io/developer/1659941236) |

## 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


### Moon Echo

[App page](https://appshunter.io/ios/app/moon-echo/id6503342104)

This free music app simulates echoes using the moon as a radio wave reflector. It creates unique, lively, and lo-fi effects modulated by celestial movements, offering a playful tool for both musicians and space enthusiasts.

**Highlights:** Moon-based echo simulation, Lo-fi musical effect, Celestial modulation, Space education tool, AUv3 and Standalone support

**Features:** Vision Pro support

**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 Moon Echo free?

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

### Which has better reviews, Big Stuff Harmonic Distortion or Moon Echo?

Big Stuff Harmonic Distortion is rated higher. Big Stuff Harmonic Distortion averages 5.0 out of 5 from 12 ratings, while Moon Echo averages 4.8 from 20 ratings.

### Do Big Stuff Harmonic Distortion or Moon Echo have ads?

Neither Big Stuff Harmonic Distortion nor Moon Echo shows ads.

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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.*