# NLogSynth PRO vs GSDSP Quantum Distortion

The clearest difference is rating: GSDSP Quantum Distortion at 5.0 against NLogSynth PRO's 4.6. GSDSP Quantum Distortion also leads on review sentiment (100% vs 83%) and update cadence (every 5 weeks vs every 2 months). NLogSynth PRO's advantage is price ($8.99 vs $14.99) and ratings volume (33 vs 10). On ads, in-app purchases, monetization model and iOS requirement there is nothing between them.

NLogSynth PRO costs $8.99 and GSDSP Quantum Distortion $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GSDSP Quantum Distortion holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 33 and 10 respectively. Written reviews point the same way: 83% of NLogSynth PRO's written reviews are positive against 100% of GSDSP Quantum Distortion's.

NLogSynth PRO ships an update every 2 months, GSDSP Quantum Distortion every 5 weeks. The most recent releases landed on October 1, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | NLogSynth PRO | GSDSP Quantum Distortion |
| --- | --- | --- |
| Price | **$8.99** | $14.99 |
| Rating | [4.6 (33 ratings)](https://appshunter.io/ios/app/nlogsynth-pro/id393879841/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/gsdsp-quantum-distortion/id6476145487/reviews)** |
| Number of ratings | **33** | 10 |
| Positive reviews | 83.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Paid | Paid |
| Size | 25 MB | 80 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [tempo rubato](https://appshunter.io/developer/293530910) | [Gustav Scholda](https://appshunter.io/developer/1642323227) |

## What reviewers say

### NLogSynth PRO

[App page](https://appshunter.io/ios/app/nlogsynth-pro/id393879841)

This app is a professional virtual analog synthesizer for iOS, offering a low-latency sound engine with extensive editing capabilities. It supports various inter-app audio and MIDI protocols, allowing for integration with DAWs and external controllers. Create and export custom sounds and recordings with studio-quality audio.

**Highlights:** Virtual analog low-latency sound engine, Extensive sound editing with over 150 parameters, Support for AudioUnit v3, AudioBus 3, Inter-App Audio, Full MIDI implementation and Core MIDI compatibility, Studio quality 44.1 kHz Stereo CD quality audio, 224 factory sounds and user banks, Multi-effect section with delay, chorus, reverb, and more

**Features:** macOS Compatibility

**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 NLogSynth PRO free?

NLogSynth PRO costs $8.99, 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, NLogSynth PRO or GSDSP Quantum Distortion?

GSDSP Quantum Distortion is rated higher. NLogSynth PRO averages 4.6 out of 5 from 33 ratings, while GSDSP Quantum Distortion averages 5.0 from 10 ratings.

### Do NLogSynth PRO or GSDSP Quantum Distortion have ads?

Neither NLogSynth PRO nor GSDSP Quantum Distortion shows ads.

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

NLogSynth PRO ships an update every 2 months, and GSDSP Quantum Distortion every 5 weeks. Most recently, NLogSynth PRO was updated on October 1, 2026 and GSDSP Quantum Distortion on September 22, 2026.

---

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