# BLEASS Phaser vs GSDSP Quantum Delay

The clearest difference is price: BLEASS Phaser at $6.99 against GSDSP Quantum Delay's $14.99. BLEASS Phaser also leads on rating (5.0 vs 4.8). GSDSP Quantum Delay's advantage is update cadence (every 5 weeks vs every 21 months). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

BLEASS Phaser costs $6.99 and GSDSP Quantum Delay $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BLEASS Phaser holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 11 and 17 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

BLEASS Phaser ships an update every 21 months, GSDSP Quantum Delay every 5 weeks. The most recent releases landed on October 11, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | BLEASS Phaser | GSDSP Quantum Delay |
| --- | --- | --- |
| Price | **$6.99** | $14.99 |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/bleass-phaser/id1560652146/reviews)** | [4.8 (17 ratings)](https://appshunter.io/ios/app/gsdsp-quantum-delay/id6469328297/reviews) |
| Number of ratings | 11 | **17** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 5 weeks** |
| Monetization | Paid | Paid |
| Size | 27 MB | 94 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BLEASS](https://appshunter.io/developer/1220444177) | [Gustav Scholda](https://appshunter.io/developer/1642323227) |

## What reviewers say

### BLEASS Phaser

[App page](https://appshunter.io/ios/app/bleass-phaser/id1560652146)

This versatile audio effect plugin injects unique character into guitar, keyboard, vocal, and bass sounds. It offers a wide range of phasing effects, from subtle movement to atmospheric soundscapes, with an intuitive visual interface.

**Highlights:** Versatile phasing effect, Subtle movement to atmospheric soundscapes, Intuitive visualizer, Two LFO modulation sources, Tactile interface design

**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 BLEASS Phaser free?

BLEASS Phaser costs $6.99, 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, BLEASS Phaser or GSDSP Quantum Delay?

BLEASS Phaser is rated higher. BLEASS Phaser averages 5.0 out of 5 from 11 ratings, while GSDSP Quantum Delay averages 4.8 from 17 ratings.

### Do BLEASS Phaser or GSDSP Quantum Delay have ads?

Neither BLEASS Phaser nor GSDSP Quantum Delay shows ads.

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

BLEASS Phaser ships an update every 21 months, and GSDSP Quantum Delay every 5 weeks. Most recently, BLEASS Phaser was updated on October 11, 2026 and GSDSP Quantum Delay on September 22, 2026.

---

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