# Rotten Pool Verb vs QuadroSphere

The clearest difference is review sentiment: QuadroSphere at 100% against Rotten Pool Verb's 50%. QuadroSphere also leads on rating (5.0 vs 4.3). Rotten Pool Verb's advantage is price ($3.49 vs $14.99) and chart position (#189 vs unranked). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Rotten Pool Verb costs $3.49 and QuadroSphere $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

QuadroSphere holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 7 and 10 respectively. Written reviews point the same way: 50% of Rotten Pool Verb's written reviews are positive against 100% of QuadroSphere's.

Rotten Pool Verb ships an update monthly, QuadroSphere every 3 weeks. The most recent releases landed on October 25, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Rotten Pool Verb | QuadroSphere |
| --- | --- | --- |
| Price | **$3.49** | $14.99 |
| Rating | [4.3 (7 ratings)](https://appshunter.io/ios/app/rotten-pool-verb-reverb/id6737268686/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/quadrosphere/id6740915664/reviews)** |
| Number of ratings | 7 | **10** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Best chart rank | **#189** | — |
| Size | 104 MB | 18 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aurora DSP](https://appshunter.io/developer/1517411434) | [4Pockets.com](https://appshunter.io/developer/370131860) |

## What reviewers say

### Rotten Pool Verb

[App page](https://appshunter.io/ios/app/rotten-pool-verb-reverb/id6737268686)

**Currently charting:** #189 Top Paid · Music (US App Store)

This app offers a unique and characterful reverb effect, capturing the natural acoustics of an abandoned swimming pool and its locker rooms. It provides extensive control over reverb blending, saturation, and filtering for creative sound design.

**Highlights:** Natural reverb from abandoned pool, Long and short reverb blending, Saturators for added character, Variable predelay and decay, Hi-cut/low-cut filtering, Presets from Kristian Kohle

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

**In-app purchases:** none


### QuadroSphere

[App page](https://appshunter.io/ios/app/quadrosphere/id6740915664)

This audio plugin allows musicians to sculpt immersive soundscapes by controlling stereo placement and effects across four distinct frequency bands. Create dynamic, atmospheric audio with automated movement and morphing between saved settings.

**Highlights:** 4 configurable frequency bands, Control stereo separation, level, and pan per band, Create and morph between 12 snapshots, Modulation control for automated sweeps, Per-band effects (Haas, Delay, Reverb, Chorus, Compressor), Convert mono to pseudo-stereo, MIDI CC control

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rotten Pool Verb free?

Rotten Pool Verb costs $3.49, with no in-app purchases.

### Is QuadroSphere free?

QuadroSphere costs $14.99, with no in-app purchases.

### Which has better reviews, Rotten Pool Verb or QuadroSphere?

QuadroSphere is rated higher. Rotten Pool Verb averages 4.3 out of 5 from 7 ratings, while QuadroSphere averages 5.0 from 10 ratings.

### Do Rotten Pool Verb or QuadroSphere have ads?

Neither Rotten Pool Verb nor QuadroSphere shows ads.

### Which is updated more often, Rotten Pool Verb or QuadroSphere?

Rotten Pool Verb ships an update monthly, and QuadroSphere every 3 weeks. Most recently, Rotten Pool Verb was updated on October 25, 2026 and QuadroSphere on October 20, 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.*