# Jazz Chorus Guitar Amplifier vs QuadroSphere

The clearest difference is review sentiment: QuadroSphere at 100% against Jazz Chorus Guitar Amplifier's 38%. QuadroSphere also leads on rating (5.0 vs 2.6) and update cadence (every 3 weeks vs every 10 months). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Jazz Chorus Guitar Amplifier costs $9.99 and QuadroSphere $7.99 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 2.6. Both are backed by a comparable volume of ratings — 7 and 10 respectively. Written reviews point the same way: 38% of Jazz Chorus Guitar Amplifier's written reviews are positive against 100% of QuadroSphere's.

Jazz Chorus Guitar Amplifier ships an update every 10 months, QuadroSphere every 3 weeks. The most recent releases landed on November 5, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Jazz Chorus Guitar Amplifier | QuadroSphere |
| --- | --- | --- |
| Price | $9.99 | **$7.99** |
| Rating | [2.6 (7 ratings)](https://appshunter.io/ios/app/jazz-chorus-guitar-amplifier/id6740334994/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/quadrosphere/id6740915664/reviews)** |
| Number of ratings | 7 | **10** |
| Positive reviews | 37.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Size | 75 MB | 18 MB |
| Requires iOS | 15 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Nembrini Audio](https://appshunter.io/developer/1493296895) | [4Pockets.com](https://appshunter.io/developer/370131860) |

## What reviewers say

### Jazz Chorus Guitar Amplifier

[App page](https://appshunter.io/ios/app/jazz-chorus-guitar-amplifier/id6740334994)

Experience legendary solid-state guitar tones with this app, modeled after an iconic amplifier. It offers pristine clean sounds, lush stereo chorus, and rich vibrato, along with a suite of stompbox and post-amplifier effects for shaping your sound.

**Highlights:** Solid-state amplifier modeling, Iconic stereo chorus and vibrato, Pre-amplifier stomp effects, Post-amplifier effects, Cabinet and impulse loader, Standalone version

**Features:** 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 Jazz Chorus Guitar Amplifier free?

Jazz Chorus Guitar Amplifier costs $9.99, with no in-app purchases.

### Is QuadroSphere free?

QuadroSphere costs $7.99, with no in-app purchases.

### Which has better reviews, Jazz Chorus Guitar Amplifier or QuadroSphere?

QuadroSphere is rated higher. Jazz Chorus Guitar Amplifier averages 2.6 out of 5 from 7 ratings, while QuadroSphere averages 5.0 from 10 ratings.

### Do Jazz Chorus Guitar Amplifier or QuadroSphere have ads?

Neither Jazz Chorus Guitar Amplifier nor QuadroSphere shows ads.

### Which is updated more often, Jazz Chorus Guitar Amplifier or QuadroSphere?

Jazz Chorus Guitar Amplifier ships an update every 10 months, and QuadroSphere every 3 weeks. Most recently, Jazz Chorus Guitar Amplifier was updated on November 5, 2026 and QuadroSphere on November 8, 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.*