# GrainProc vs synthQ

GrainProc and synthQ both sit at 4.1 stars, but that hides the real split: 80% of synthQ's written reviews are positive against 60% of GrainProc's. synthQ also leads on iOS requirement (12.0 vs 16.0). GrainProc's advantage is price ($2.99 vs $5.99). On rating, ratings volume, update cadence and ads there is nothing between them.

GrainProc costs $2.99 and synthQ $5.99 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 — 4.1 for GrainProc against 4.2 for synthQ. Both are backed by a comparable volume of ratings — 17 and 13 respectively. Written reviews are what separate them: 60% of GrainProc's written reviews are positive against 80% of synthQ's.

GrainProc ships an update every 2 months, synthQ every 3 months. The most recent releases landed on July 5, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | GrainProc | synthQ |
| --- | --- | --- |
| Price | **$2.99** | $5.99 |
| Rating | [4.1 (17 ratings)](https://appshunter.io/ios/app/grainproc-granular-synthesis/id572380905/reviews) | **[4.2 (13 ratings)](https://appshunter.io/ios/app/synthq/id950094378/reviews)** |
| Number of ratings | **17** | 13 |
| Positive reviews | 60.0% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Paid | Paid |
| Size | 6 MB | 78 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mayank Sanganeria](https://appshunter.io/developer/527550366) | [Chris Niven](https://appshunter.io/developer/471645351) |

## What reviewers say

### GrainProc

[App page](https://appshunter.io/ios/app/grainproc-granular-synthesis/id572380905)

Create unique sounds and musical textures in real-time by processing external audio. This app features two parallel granular engines for layering sounds, offering a versatile tool for musicians and sound designers.

**Highlights:** Real-time granular synthesis, Two parallel grain engines, AudioBus input support, Waveform sound source manipulation, Control over volume, feedback, and density, Visual level monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


### synthQ

[App page](https://appshunter.io/ios/app/synthq/id950094378)

This music creation tool for iPad offers a unique module queuing system and a customizable interface for dynamic sound design. Create complex sounds with virtual cables, a resizable keyboard, and a wide array of modules for production, performance, and education.

**Highlights:** Customizable module queuing system, Virtual cable-based modulation, Resizable multi-octave keyboard, Extensive module library (oscillators, envelopes, filters, FX), Ableton Link support, MIDI input/output, Preset sharing and import

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GrainProc free?

GrainProc costs $2.99, with no in-app purchases.

### Is synthQ free?

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

### Which has better reviews, GrainProc or synthQ?

synthQ is rated higher. GrainProc averages 4.1 out of 5 from 17 ratings, while synthQ averages 4.2 from 13 ratings.

### Do GrainProc or synthQ have ads?

Neither GrainProc nor synthQ shows ads.

### Which is updated more often, GrainProc or synthQ?

GrainProc ships an update every 2 months, and synthQ every 3 months. Most recently, GrainProc was updated on July 5, 2026 and synthQ on June 1, 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.*