# AudioReverb vs GSDSP Quantum Delay

The clearest difference is price: AudioReverb at $1.99 against GSDSP Quantum Delay's $14.99. GSDSP Quantum Delay's advantage is rating (4.8 vs 3.9) and review sentiment (100% vs 65%). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

AudioReverb costs $1.99 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 3.9. Both are backed by a comparable volume of ratings — 22 and 17 respectively. Written reviews point the same way: 65% of AudioReverb's written reviews are positive against 100% of GSDSP Quantum Delay's.

AudioReverb ships an update every 4 months, GSDSP Quantum Delay every 5 weeks. The most recent releases landed on September 23, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | AudioReverb | GSDSP Quantum Delay |
| --- | --- | --- |
| Price | **$1.99** | $14.99 |
| Rating | [3.9 (22 ratings)](https://appshunter.io/ios/app/audioreverb/id670248970/reviews) | **[4.8 (17 ratings)](https://appshunter.io/ios/app/gsdsp-quantum-delay/id6469328297/reviews)** |
| Number of ratings | **22** | 17 |
| Positive reviews | 64.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Monetization | Paid | Paid |
| Size | 14 MB | 94 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Harry Gohs](https://appshunter.io/developer/382428644) | [Gustav Scholda](https://appshunter.io/developer/1642323227) |

## What reviewers say

### AudioReverb

[App page](https://appshunter.io/ios/app/audioreverb/id670248970)

Apply studio-quality algorithmic reverberation to your music and audio. This app simulates acoustic spaces and classical reverb algorithms for a realistic sound. Enhance your music library or use it as a professional plugin with compatible hosts.

**Highlights:** Algorithmic reverberation, Early reflection modeling, 118 factory presets, 4-band equalizer, AUv3 compatible, Audiobus 3 compatible, Inter-app audio compatible

**Features:** 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 AudioReverb free?

AudioReverb costs $1.99, 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, AudioReverb or GSDSP Quantum Delay?

GSDSP Quantum Delay is rated higher. AudioReverb averages 3.9 out of 5 from 22 ratings, while GSDSP Quantum Delay averages 4.8 from 17 ratings.

### Do AudioReverb or GSDSP Quantum Delay have ads?

Neither AudioReverb nor GSDSP Quantum Delay shows ads.

### Which is updated more often, AudioReverb or GSDSP Quantum Delay?

AudioReverb ships an update every 4 months, and GSDSP Quantum Delay every 5 weeks. Most recently, AudioReverb was updated on September 23, 2026 and GSDSP Quantum Delay on September 22, 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.*