# ddtctmcc vs GSDSP Quantum Distortion

The clearest difference is price: ddtctmcc at $5.99 against GSDSP Quantum Distortion's $14.99. ddtctmcc also leads on update cadence (daily vs every 5 weeks) and iOS requirement (9.0 vs 12.0). GSDSP Quantum Distortion's advantage is ratings volume (10 vs 3). On rating, ads, in-app purchases and monetization model there is nothing between them.

ddtctmcc costs $5.99 and GSDSP Quantum Distortion $14.99 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 ddtctmcc against 5.0 for GSDSP Quantum Distortion. Both are backed by a comparable volume of ratings — 3 and 10 respectively.

ddtctmcc ships an update daily, GSDSP Quantum Distortion every 5 weeks. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | ddtctmcc | GSDSP Quantum Distortion |
| --- | --- | --- |
| Price | **$5.99** | $14.99 |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/ddtctmcc/id6453841257/reviews) | [5.0 (10 ratings)](https://appshunter.io/ios/app/gsdsp-quantum-distortion/id6476145487/reviews) |
| Number of ratings | 3 | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 5 weeks |
| Monetization | Paid | Paid |
| Size | 7 MB | 80 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexey Nadzharov](https://appshunter.io/developer/729549192) | [Gustav Scholda](https://appshunter.io/developer/1642323227) |

## What reviewers say

### ddtctmcc

[App page](https://appshunter.io/ios/app/ddtctmcc/id6453841257)

This app translates touch gestures into MIDI Control Change messages. It offers two recording modes, scene management for storing settings, and extended timing controls for loops. It can run standalone or as an AUv3 plugin.

**Highlights:** 2D touch area for MIDI values, Loop and Once gesture recording, Scene support with transition times, Extended timing and host tempo sync, Multiple output settings per instance

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is ddtctmcc free?

ddtctmcc costs $5.99, with no in-app purchases.

### Is GSDSP Quantum Distortion free?

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

### Which has better reviews, ddtctmcc or GSDSP Quantum Distortion?

ddtctmcc and GSDSP Quantum Distortion are both rated 5.0 out of 5 on the App Store, from 3 and 10 ratings respectively.

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

Neither ddtctmcc nor GSDSP Quantum Distortion shows ads.

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

ddtctmcc ships an update daily, and GSDSP Quantum Distortion every 5 weeks. Most recently, ddtctmcc was updated on October 14, 2026 and GSDSP Quantum Distortion on October 9, 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.*