# MicSwap Pro vs GSDSP Quantum Delay

The clearest difference is review sentiment: GSDSP Quantum Delay at 100% against MicSwap Pro's 50%. GSDSP Quantum Delay also leads on price ($14.99 vs $99.99) and rating (4.8 vs 4.0). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

MicSwap Pro costs $99.99 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 4.0. Both are backed by a comparable volume of ratings — 4 and 17 respectively. Written reviews point the same way: 50% of MicSwap Pro's written reviews are positive against 100% of GSDSP Quantum Delay's.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | MicSwap Pro | GSDSP Quantum Delay |
| --- | --- | --- |
| Price | $99.99 | **$14.99** |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/micswap-pro-microphone-sound/id6449720105/reviews) | **[4.8 (17 ratings)](https://appshunter.io/ios/app/gsdsp-quantum-delay/id6469328297/reviews)** |
| Number of ratings | 4 | **17** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | Paid | Paid |
| Size | 348 MB | 94 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Future Moments](https://appshunter.io/developer/895157892) | [Gustav Scholda](https://appshunter.io/developer/1642323227) |

## What reviewers say

### MicSwap Pro

[App page](https://appshunter.io/ios/app/micswap-pro-microphone-sound/id6449720105)

Transform your device into a professional recording studio. Import or record audio, then experiment with 17 different studio microphones and environments to alter the sound. Edit, organize, and share your high-fidelity creations.

**Highlights:** Record or import audio, Swap between 17 modeled microphones, Change studio environments, Edit and trim recordings, Use with external microphones/interfaces, Audiobus, AUv3, IAA compatible, Share recordings

**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 MicSwap Pro free?

MicSwap Pro costs $99.99, 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, MicSwap Pro or GSDSP Quantum Delay?

GSDSP Quantum Delay is rated higher. MicSwap Pro averages 4.0 out of 5 from 4 ratings, while GSDSP Quantum Delay averages 4.8 from 17 ratings.

### Do MicSwap Pro or GSDSP Quantum Delay have ads?

Neither MicSwap Pro nor GSDSP Quantum Delay shows ads.

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

MicSwap Pro ships an update every 6 weeks, and GSDSP Quantum Delay every 6 weeks. Most recently, MicSwap Pro was updated on October 26, 2026 and GSDSP Quantum Delay on October 27, 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.*