# VAPolyMk3 vs QuadroSphere

The clearest difference is review sentiment: QuadroSphere at 100% against VAPolyMk3's 50%. QuadroSphere also leads on rating (5.0 vs 4.5) and price ($7.99 vs $14.99). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

VAPolyMk3 costs $14.99 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 4.5. Both are backed by a comparable volume of ratings — 6 and 10 respectively. Written reviews point the same way: 50% of VAPolyMk3's written reviews are positive against 100% of QuadroSphere's.

VAPolyMk3 ships an update every 7 months, QuadroSphere every 3 weeks. The most recent releases landed on September 20, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | VAPolyMk3 | QuadroSphere |
| --- | --- | --- |
| Price | $14.99 | **$7.99** |
| Rating | [4.5 (6 ratings)](https://appshunter.io/ios/app/vapolymk3/id6739957104/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/quadrosphere/id6740915664/reviews)** |
| Number of ratings | 6 | **10** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Size | 17 MB | 18 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryo Togawa](https://appshunter.io/developer/1474193056) | [4Pockets.com](https://appshunter.io/developer/370131860) |

## What reviewers say

### VAPolyMk3

[App page](https://appshunter.io/ios/app/vapolymk3/id6739957104)

This polyphonic synthesizer offers multi-synthesis capabilities inspired by classic analog synths. Explore subtractive and modular FM synthesis with extensive oscillator routing, built-in effects, and an analog-style sequencer. Save projects via iCloud for seamless cross-platform use.

**Highlights:** Multi-synthesis (Subtractive & FM), 3 Oscillators + 3 Modulation Oscillators, Resonant Low/High Pass Filters, Analog Style CV Sequencer, Built-in Effects (Delay, Chorus, Reverb, etc.), Audio Unit Extension (AUv3) Support, iCloud Project Sync

**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 VAPolyMk3 free?

VAPolyMk3 costs $14.99, with no in-app purchases.

### Is QuadroSphere free?

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

### Which has better reviews, VAPolyMk3 or QuadroSphere?

QuadroSphere is rated higher. VAPolyMk3 averages 4.5 out of 5 from 6 ratings, while QuadroSphere averages 5.0 from 10 ratings.

### Do VAPolyMk3 or QuadroSphere have ads?

Neither VAPolyMk3 nor QuadroSphere shows ads.

### Which is updated more often, VAPolyMk3 or QuadroSphere?

VAPolyMk3 ships an update every 7 months, and QuadroSphere every 3 weeks. Most recently, VAPolyMk3 was updated on September 20, 2026 and QuadroSphere on September 30, 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.*