# VAPolyMkII vs BPM Checker

The clearest difference is price: BPM Checker at Free against VAPolyMkII's $14.99. VAPolyMkII'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; VAPolyMkII costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | VAPolyMkII | BPM Checker |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | **[4.5 (11 ratings)](https://appshunter.io/ios/app/vapolymkii/id6476809566/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Weekly | — |
| 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

### VAPolyMkII

[App page](https://appshunter.io/ios/app/vapolymkii/id6476809566)

This virtual analog synthesizer offers a 16-voice bitimbral polyphonic sound engine with two distinct filter models and extensive modulation options. It includes a built-in sequencer, various effects, and supports AudioUnit Extension for integration with DAWs. Projects can be synced across iPhone, iPad, and Mac via iCloud.

**Highlights:** 16-voice bitimbral polyphonic synthesizer, Two analog-modeled filter types, Extensive modulation capabilities, Built-in piano roll sequencer, Multiple audio effects, AudioUnit Extension (AUv3) support, iCloud Drive project syncing

**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 VAPolyMkII free?

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

### Is BPM Checker free?

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

### Do VAPolyMkII or BPM Checker have ads?

BPM Checker shows ads; VAPolyMkII 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.*