# メトロノーム Poly vs メトロにゃん

The clearest difference is ads: メトロにゃん at none against メトロノーム Poly's shown. メトロノーム Poly's advantage is iOS requirement (15.6 vs 18.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | メトロノーム Poly | メトロにゃん |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 days | — |
| Size | 6 MB | 4 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nito Kiyoshi](https://appshunter.io/developer/1861743869) | [Takashi Kishida](https://appshunter.io/developer/1874541509) |

## What reviewers say

### 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


### メトロにゃん

[App page](https://appshunter.io/ios/app/id6796220581)

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

**In-app purchases:** none


## Frequently asked questions

### 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.

### Is メトロにゃん free?

メトロにゃん is free to download, with no in-app purchases.

### Do メトロノーム Poly or メトロにゃん have ads?

メトロノーム Poly shows ads; メトロにゃん does not.

---

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