# MixMaster A/B vs GSDSP Quantum Delay Lite

The clearest difference is rating: GSDSP Quantum Delay Lite at 5.0 against MixMaster A/B's 4.0. GSDSP Quantum Delay Lite also leads on in-app purchases (none vs 1) and ads (none vs shown). On price, ratings volume, update cadence and device support there is nothing between them.

Both are free to download. MixMaster A/B sells 1 one-off in-app purchase. GSDSP Quantum Delay Lite asks for nothing beyond the download.

GSDSP Quantum Delay Lite holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 3 respectively.

MixMaster A/B ships an update every 6 weeks, GSDSP Quantum Delay Lite every 2 months. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | MixMaster A/B | GSDSP Quantum Delay Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/mixmaster-ab/id6755318098/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/gsdsp-quantum-delay-lite/id6757497568/reviews)** |
| Number of ratings | **4** | 3 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Ad-supported | **Free** |
| Size | 30 MB | 58 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas McLaren](https://appshunter.io/developer/423664307) | [Gustav Scholda](https://appshunter.io/developer/1642323227) |

## What reviewers say

### MixMaster A/B

[App page](https://appshunter.io/ios/app/mixmaster-ab/id6755318098)

This app allows users to instantly compare two audio files side-by-side with synchronized playback and visual feedback. It's designed for music producers, audio engineers, and audiophiles to make critical listening decisions with precision.

**Highlights:** Instant A/B audio file switching, Synchronized playback, Waveform visualization, Real-time spectrum analyzer, Loop regions for focused listening, Support for common audio formats

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $12.99 | one-time |


### GSDSP Quantum Delay Lite

[App page](https://appshunter.io/ios/app/gsdsp-quantum-delay-lite/id6757497568)

This audio effect plugin offers vintage-inspired stereo delay with deep modulation, flexible filtering, and creative timing options. It allows for precise control over echoes, from warm analog sounds to shimmering textures, and integrates an advanced modulation system for unique sound design.

**Highlights:** Vintage-inspired stereo delay, Deep modulation system, Flexible filtering, Creative timing controls, Precise feedback control, Crossfeed and Over-Feedback options

**In-app purchases:** none


## Frequently asked questions

### Is MixMaster A/B free?

MixMaster A/B is free to download, with in-app purchases available.

### Is GSDSP Quantum Delay Lite free?

GSDSP Quantum Delay Lite is free to download, with no in-app purchases.

### Which has better reviews, MixMaster A/B or GSDSP Quantum Delay Lite?

GSDSP Quantum Delay Lite is rated higher. MixMaster A/B averages 4.0 out of 5 from 4 ratings, while GSDSP Quantum Delay Lite averages 5.0 from 3 ratings.

### Do MixMaster A/B or GSDSP Quantum Delay Lite have ads?

MixMaster A/B shows ads; GSDSP Quantum Delay Lite does not.

### Which is updated more often, MixMaster A/B or GSDSP Quantum Delay Lite?

MixMaster A/B ships an update every 6 weeks, and GSDSP Quantum Delay Lite every 2 months. Most recently, MixMaster A/B was updated on October 12, 2026 and GSDSP Quantum Delay Lite on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*