# Sinusoid vs VAPolyWest

The clearest difference is price: Sinusoid at $4.99 against VAPolyWest's $14.99. Sinusoid also leads on update cadence (every 3 months vs every 10 months) and iOS requirement (9.0 vs 16.6). VAPolyWest's advantage is chart position (#191 vs unranked). On rating, review sentiment, ratings volume and ads there is nothing between them.

Sinusoid costs $4.99 and VAPolyWest $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for Sinusoid against 5.0 for VAPolyWest. Both are backed by a comparable volume of ratings — 13 and 5 respectively. Written reviews are what separate them: 69% of Sinusoid's written reviews are positive against 75% of VAPolyWest's.

Sinusoid ships an update every 3 months, VAPolyWest every 10 months. The most recent releases landed on September 25, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Sinusoid | VAPolyWest |
| --- | --- | --- |
| Price | **$4.99** | $14.99 |
| Rating | [4.9 (13 ratings)](https://appshunter.io/ios/app/sinusoid/id416624795/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/vapolywest/id6587550154/reviews)** |
| Number of ratings | **13** | 5 |
| Positive reviews | 68.8% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 10 months |
| Monetization | Paid | Paid |
| Best chart rank | — | **#191** |
| Size | 7 MB | 15 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Erik Sigth](https://appshunter.io/developer/385275335) | [Ryo Togawa](https://appshunter.io/developer/1474193056) |

## What reviewers say

### Sinusoid

[App page](https://appshunter.io/ios/app/sinusoid/id416624795)

Create music with a retro 8-bit inspired sound machine. Features 4 channels for tones and drums, with extensive sound sculpting options like filters, modulation, and effects. Export your creations and integrate with other music apps.

**Highlights:** 4 sound channels (3 tones, 1 drum/noise), Extensive audio parameters (envelope, vibrato, glide, filter), Ring modulation and FM synthesis, Arpeggiator, delay, and bit crusher effects, MIDI input and output support, Audiobus, IAA, and AUv3 integration, AIFF export and in-app music player

**Features:** Vision Pro support

**In-app purchases:** none


### VAPolyWest

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

**Currently charting:** #191 Top Paid · Music (US App Store)

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


## Frequently asked questions

### Is Sinusoid free?

Sinusoid costs $4.99, with no in-app purchases.

### Is VAPolyWest free?

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

### Which has better reviews, Sinusoid or VAPolyWest?

VAPolyWest is rated higher. Sinusoid averages 4.9 out of 5 from 13 ratings, while VAPolyWest averages 5.0 from 5 ratings.

### Do Sinusoid or VAPolyWest have ads?

Neither Sinusoid nor VAPolyWest shows ads.

### Which is updated more often, Sinusoid or VAPolyWest?

Sinusoid ships an update every 3 months, and VAPolyWest every 10 months. Most recently, Sinusoid was updated on September 25, 2026 and VAPolyWest on September 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.*