# Metronome vs メトロノーム Poly

The clearest difference is in-app purchases: メトロノーム Poly at none against Metronome's 1. メトロノーム Poly also leads on update cadence (every 6 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Metronome sells 1 in-app purchase, starting at $0.49 per month. メトロノーム Poly asks for nothing beyond the download.

Metronome ships an update every 5 weeks, メトロノーム Poly every 6 days. The most recent releases landed on October 28, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Metronome | メトロノーム Poly |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Every 6 days** |
| Size | 54 MB | 6 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SINCLAIR SYSTEM](https://appshunter.io/developer/1794147761) | [Nito Kiyoshi](https://appshunter.io/developer/1861743869) |

## What reviewers say

### Metronome

[App page](https://appshunter.io/ios/app/metronome-rhythm-design/id6741431186)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $0.49 | per month |


### メトロノーム Poly

[App page](https://appshunter.io/ios/app/poly-2/id6756605549)

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

**In-app purchases:** none


## Frequently asked questions

### Is Metronome free?

Metronome is free to download, with in-app purchases available.

### Is メトロノーム Poly free?

メトロノーム Poly is free to download, with no in-app purchases.

### Do Metronome or メトロノーム Poly have ads?

Both Metronome and メトロノーム Poly show ads.

### Which is updated more often, Metronome or メトロノーム Poly?

Metronome ships an update every 5 weeks, and メトロノーム Poly every 6 days. Most recently, Metronome was updated on October 28, 2026 and メトロノーム Poly on October 22, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*