# VAPolyQuad vs BPM Checker

The clearest difference is price: BPM Checker at Free against VAPolyQuad's $14.99. VAPolyQuad's advantage is ads (none vs shown) and device support (3 vs 1). On in-app purchases and iOS requirement there is nothing between them.

BPM Checker is free to download; VAPolyQuad costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | VAPolyQuad | BPM Checker |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/vapolyquad/id6504518079/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 22 months | — |
| Monetization | Paid | — |
| Size | 16 MB | 4 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ryo Togawa](https://appshunter.io/developer/1474193056) | [SIMONE PADOVANI](https://appshunter.io/developer/6789548970) |

## What reviewers say

### VAPolyQuad

[App page](https://appshunter.io/ios/app/vapolyquad/id6504518079)

Create rich, analog-style music with this powerful polyphonic synthesizer. Explore a vast array of sound-shaping tools, including multiple oscillators, filters, and effects. Program intricate melodies and rhythms with the built-in sequencer, and seamlessly share projects across your Apple devices.

**Highlights:** Virtual analog polyphonic synthesizer, Up to 8 voice polyphony, Four oscillators per voice, Multiple resonant filters, Built-in effects suite, 16-bar sequencer with piano roll, Audio Unit Extension (AUv3) support

**Features:** Vision Pro support

**In-app purchases:** none


### BPM Checker

[App page](https://appshunter.io/ios/app/bpm-checker/id6793955749)

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

**In-app purchases:** none


## Frequently asked questions

### Is VAPolyQuad free?

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

### Is BPM Checker free?

BPM Checker is free to download, with no in-app purchases.

### Do VAPolyQuad or BPM Checker have ads?

BPM Checker shows ads; VAPolyQuad does not.

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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.*