# GSDSP Quantum Granulator vs VAPolyMT

The clearest difference is update cadence: GSDSP Quantum Granulator at every 6 weeks against VAPolyMT's every 11 months. GSDSP Quantum Granulator also leads on iOS requirement (13.0 vs 16.6). On price, rating, ratings volume and ads there is nothing between them.

GSDSP Quantum Granulator costs $14.99 and VAPolyMT $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 GSDSP Quantum Granulator against 5.0 for VAPolyMT. Both are backed by a comparable volume of ratings — 6 and 4 respectively.

GSDSP Quantum Granulator ships an update every 6 weeks, VAPolyMT every 11 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | GSDSP Quantum Granulator | VAPolyMT |
| --- | --- | --- |
| Price | $14.99 | $14.99 |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/gsdsp-quantum-granulator/id6741062705/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/vapolymt/id6743886961/reviews) |
| Number of ratings | **6** | 4 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 11 months |
| Monetization | Paid | Paid |
| Size | 61 MB | 18 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Gustav Scholda](https://appshunter.io/developer/1642323227) | [Ryo Togawa](https://appshunter.io/developer/1474193056) |

## 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


### VAPolyMT

[App page](https://appshunter.io/ios/app/vapolymt/id6743886961)

This powerful synthesizer app offers bi-timbral polyphony with analog-style sequencers and assignable macro controls. It functions as a standalone application or an AudioUnit Extension, supporting MIDI, Ableton Link, and audio export. Project files are savable via iCloud Drive for cross-platform access.

**Highlights:** Bi-timbral polyphonic synthesizer, Analog-style step sequencer per timbre, Assignable macro controls, AudioUnit Extension (AUv3) support, Ableton Link and MIDI support, iCloud Drive project sharing, Built-in effects and piano roll editor

**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 VAPolyMT free?

VAPolyMT costs $14.99, with no in-app purchases.

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

GSDSP Quantum Granulator and VAPolyMT are both rated 5.0 out of 5 on the App Store, from 6 and 4 ratings respectively.

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

Neither GSDSP Quantum Granulator nor VAPolyMT shows ads.

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

GSDSP Quantum Granulator ships an update every 6 weeks, and VAPolyMT every 11 months. Most recently, GSDSP Quantum Granulator was updated on October 25, 2026 and VAPolyMT on October 24, 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.*