# GSDSP Quantum Granulator vs GRFX

The clearest difference is price: GRFX at $6.99 against GSDSP Quantum Granulator's $14.99. GSDSP Quantum Granulator's advantage is rating (5.0 vs 4.6) and review sentiment (100% vs 78%). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

GSDSP Quantum Granulator costs $14.99 and GRFX $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GSDSP Quantum Granulator holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 7 and 11 respectively. Written reviews point the same way: 100% of GSDSP Quantum Granulator's written reviews are positive against 78% of GRFX's.

GSDSP Quantum Granulator ships an update every 5 weeks, GRFX monthly. The most recent releases landed on September 22, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | GSDSP Quantum Granulator | GRFX |
| --- | --- | --- |
| Price | $14.99 | **$6.99** |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/gsdsp-quantum-granulator/id6741062705/reviews)** | [4.6 (11 ratings)](https://appshunter.io/ios/app/grfx-granular-effects/id6745477065/reviews) |
| Number of ratings | 7 | **11** |
| Positive reviews | **100.0% of reviews** | 77.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Paid | Paid |
| Size | 61 MB | 117 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gustav Scholda](https://appshunter.io/developer/1642323227) | [Imaginando Lda](https://appshunter.io/developer/895445015) |

## What reviewers say

### GSDSP Quantum Granulator

[App page](https://appshunter.io/ios/app/gsdsp-quantum-granulator/id6741062705)

This live granular processor allows you to break down audio into small pieces or create atmospheric soundscapes. It features dual live buffers, a musical grain engine with tempo sync, and expressive pitch control with MIDI support. Shape your sound with an intuitive XY pad and mix section for detailed sonic manipulation.

**Highlights:** Dual live recording buffers, Tempo-synced grain triggering, Expressive pitch control with scales, 2D XY pad for grain shaping, MIDI playable granular instrument, AUv3 audio effect plugin

**Features:** Vision Pro support

**In-app purchases:** none


### GRFX

[App page](https://appshunter.io/ios/app/grfx-granular-effects/id6745477065)

Transform ordinary audio into unique sonic textures, evolving soundscapes, and rhythmic glitches. This app offers precise control over sound manipulation with a unique pitch controller, multiple LFOs, and a flexible multi-effect chain. Create complex and immersive audio transformations in real-time.

**Highlights:** Granular engine for textures and rhythms, Harmonic Triangle pitch controller, Multi-effect chain with probabilistic routing, Four self-modulating LFOs, Real-time audio sculpting, AUv3 plugin and standalone app

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GSDSP Quantum Granulator free?

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

### Is GRFX free?

GRFX costs $6.99, with no in-app purchases.

### Which has better reviews, GSDSP Quantum Granulator or GRFX?

GSDSP Quantum Granulator is rated higher. GSDSP Quantum Granulator averages 5.0 out of 5 from 7 ratings, while GRFX averages 4.6 from 11 ratings.

### Do GSDSP Quantum Granulator or GRFX have ads?

Neither GSDSP Quantum Granulator nor GRFX shows ads.

### Which is updated more often, GSDSP Quantum Granulator or GRFX?

GSDSP Quantum Granulator ships an update every 5 weeks, and GRFX monthly. Most recently, GSDSP Quantum Granulator was updated on September 22, 2026 and GRFX on September 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.*