# GSDSP Quantum Distortion vs MD_Buddy

The clearest difference is price: MD_Buddy at Free against GSDSP Quantum Distortion's $14.99. GSDSP Quantum Distortion's advantage is iOS requirement (13.0 vs 17.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

MD_Buddy is free to download; GSDSP Quantum Distortion costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GSDSP Quantum Distortion ships an update every 5 weeks, MD_Buddy every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | GSDSP Quantum Distortion | MD_Buddy |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/gsdsp-quantum-distortion/id6476145487/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 80 MB | 1 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gustav Scholda](https://appshunter.io/developer/1642323227) | [William Almond](https://appshunter.io/developer/1895490291) |

## What reviewers say

### GSDSP Quantum Distortion

[App page](https://appshunter.io/ios/app/gsdsp-quantum-distortion/id6476145487)

Explore four distinct distortion effects—Saturation, BitCrush, Ring Modulation, and Downsampling—blended and controlled via an intuitive XY pad. Shape harmonics, reduce digital resolution, introduce inharmonic motion, and create classic digital degradation for unique audio textures.

**Highlights:** Four distortion algorithms (Saturation, BitCrush, Ring Modulation, Downsampling), Intuitive XY pad for blending effects, Custom waveshaping saturation, BitWarp for tonal variation, Tunable oscillator for ring modulation, Adjustable downsampling rate and jitter, AUv3 audio effect plugin

**Features:** Vision Pro support

**In-app purchases:** none


### MD_Buddy

[App page](https://appshunter.io/ios/app/md-buddy/id6763790991)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GSDSP Quantum Distortion free?

GSDSP Quantum Distortion costs $14.99, with no in-app purchases.

### Is MD_Buddy free?

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

### Do GSDSP Quantum Distortion or MD_Buddy have ads?

Neither GSDSP Quantum Distortion nor MD_Buddy shows ads.

### Which is updated more often, GSDSP Quantum Distortion or MD_Buddy?

GSDSP Quantum Distortion ships an update every 5 weeks, and MD_Buddy every 3 weeks. Most recently, GSDSP Quantum Distortion was updated on October 24, 2026 and MD_Buddy on October 25, 2026.

---

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