# VAPolyWest vs Discovery AUv3 Synth

The clearest difference is rating: VAPolyWest at 5.0 against Discovery AUv3 Synth's 4.3. VAPolyWest also leads on price ($14.99 vs $19.99). Discovery AUv3 Synth's advantage is update cadence (weekly vs every 10 months). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

VAPolyWest costs $14.99 and Discovery AUv3 Synth $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

VAPolyWest holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 5 and 6 respectively. Written reviews complicate that: 75% of VAPolyWest's written reviews are positive against 76% of Discovery AUv3 Synth's, so the app with the better star average is not the one people write more warmly about.

VAPolyWest ships an update every 10 months, Discovery AUv3 Synth weekly. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | VAPolyWest | Discovery AUv3 Synth |
| --- | --- | --- |
| Price | **$14.99** | $19.99 |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/vapolywest/id6587550154/reviews)** | [4.3 (6 ratings)](https://appshunter.io/ios/app/discovery-auv3-synth/id6695741686/reviews) |
| Number of ratings | 5 | **6** |
| Positive reviews | 75.0% of reviews | **76.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Weekly** |
| Monetization | Paid | Paid |
| Size | 15 MB | 42 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryo Togawa](https://appshunter.io/developer/1474193056) | [DiscoDSP LLC](https://appshunter.io/developer/1465262828) |

## What reviewers say

### VAPolyWest

[App page](https://appshunter.io/ios/app/vapolywest/id6587550154)

This app is a polyphonic synthesizer inspired by 1960s California west coast synthesis. It features wave folding, lowpass gates, and step sequencers for generative music creation. It functions as a standalone app or an AudioUnit Extension across iPhone, iPad, and Mac.

**Highlights:** Virtual analog west coast style polyphonic synthesizer, Wave folder and lowpass gate, Step sequencer and envelope generators, Up to 8 voice polyphony, Audio Unit Extension (AUv3) support, MIDI 2.0 support, Audio export options

**Features:** Vision Pro support

**In-app purchases:** none


### Discovery AUv3 Synth

[App page](https://appshunter.io/ios/app/discovery-auv3-synth/id6695741686)

This powerful virtual analog synthesizer offers a vast sound library and advanced features for musicians and sound designers. Create complex sounds with multi-layering, morphing parameters, and built-in effects. Import classic synth patches and utilize rhythmic tools for unique sonic exploration.

**Highlights:** 4 Layers Per Patch, Over 3,500 Presets, Nord Lead 2 Patch Import, Parameter Morphing, Built-in Effects (Chorus, Phaser, Delay), Advanced Filters (8 types), Gate and Arpeggiator

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VAPolyWest free?

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

### Is Discovery AUv3 Synth free?

Discovery AUv3 Synth costs $19.99, with no in-app purchases.

### Which has better reviews, VAPolyWest or Discovery AUv3 Synth?

VAPolyWest is rated higher. VAPolyWest averages 5.0 out of 5 from 5 ratings, while Discovery AUv3 Synth averages 4.3 from 6 ratings.

### Do VAPolyWest or Discovery AUv3 Synth have ads?

Neither VAPolyWest nor Discovery AUv3 Synth shows ads.

### Which is updated more often, VAPolyWest or Discovery AUv3 Synth?

VAPolyWest ships an update every 10 months, and Discovery AUv3 Synth weekly. Most recently, VAPolyWest was updated on November 4, 2026 and Discovery AUv3 Synth on October 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.*