# Masher AU vs GSDSP Quantum Delay

The clearest difference is price: Masher AU at $2.99 against GSDSP Quantum Delay's $14.99. GSDSP Quantum Delay's advantage is rating (4.8 vs 4.1). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

Masher AU costs $2.99 and GSDSP Quantum Delay $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GSDSP Quantum Delay holds the better App Store score, 4.8 against 4.1. Both are backed by a comparable volume of ratings — 7 and 17 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

## The numbers

| Metric | Masher AU | GSDSP Quantum Delay |
| --- | --- | --- |
| Price | **$2.99** | $14.99 |
| Rating | [4.1 (7 ratings)](https://appshunter.io/ios/app/masher-au/id6449647646/reviews) | **[4.8 (17 ratings)](https://appshunter.io/ios/app/gsdsp-quantum-delay/id6469328297/reviews)** |
| Number of ratings | 7 | **17** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 5 weeks |
| Monetization | Paid | Paid |
| Size | 7 MB | 94 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fritz Menzer](https://appshunter.io/developer/512896637) | [Gustav Scholda](https://appshunter.io/developer/1642323227) |

## What reviewers say

### Masher AU

[App page](https://appshunter.io/ios/app/masher-au/id6449647646)

This audio plug-in forcibly syncs one audio channel's base frequency to another, creating a distinct, gritty sound. Its unique interface features a potato masher to visualize the sync applied to your signals.

**Highlights:** Hard sync audio channels, Create gritty audio textures, Unique visual interface, AUv3 compatibility, Intuitive design

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

**In-app purchases:** none


### GSDSP Quantum Delay

[App page](https://appshunter.io/ios/app/gsdsp-quantum-delay/id6469328297)

This app offers a vintage-inspired stereo delay effect with advanced modulation, flexible filtering, and precise timing controls. It allows users to sculpt unique echo textures, from warm analog sounds to complex, evolving soundscapes.

**Highlights:** Vintage-inspired stereo delay, Deep modulation system, Flexible filtering (LPF, HPF, BPF), Precise timing controls (BPM, ms), Switchable stereo/dual mono modes, Advanced modulation sources (LFO, Random, Envelope)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Masher AU free?

Masher AU costs $2.99, with no in-app purchases.

### Is GSDSP Quantum Delay free?

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

### Which has better reviews, Masher AU or GSDSP Quantum Delay?

GSDSP Quantum Delay is rated higher. Masher AU averages 4.1 out of 5 from 7 ratings, while GSDSP Quantum Delay averages 4.8 from 17 ratings.

### Do Masher AU or GSDSP Quantum Delay have ads?

Neither Masher AU nor GSDSP Quantum Delay shows ads.

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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.*