# メトロノーム Poly vs 高速譜読み FUYO FLASH

The clearest difference is in-app purchases: メトロノーム Poly at none against 高速譜読み FUYO FLASH's 1. 高速譜読み FUYO FLASH's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 高速譜読み FUYO FLASH sells 1 one-off in-app purchase. メトロノーム Poly asks for nothing beyond the download.

メトロノーム Poly ships an update every 6 days, 高速譜読み FUYO FLASH weekly. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | メトロノーム Poly | 高速譜読み FUYO FLASH |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Weekly |
| Size | 6 MB | 67 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nito Kiyoshi](https://appshunter.io/developer/1861743869) | [TAKASHI IKUBO](https://appshunter.io/developer/1886753012) |

## 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


### 高速譜読み FUYO FLASH

[App page](https://appshunter.io/ios/app/fuyo-flash/id6761450892)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FUYO FLASH Pro | $1.99 | one-time |


## 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 高速譜読み FUYO FLASH free?

高速譜読み FUYO FLASH is free to download, with in-app purchases available.

### Do メトロノーム Poly or 高速譜読み FUYO FLASH have ads?

メトロノーム Poly shows ads; 高速譜読み FUYO FLASH does not.

### Which is updated more often, メトロノーム Poly or 高速譜読み FUYO FLASH?

メトロノーム Poly ships an update every 6 days, and 高速譜読み FUYO FLASH weekly. Most recently, メトロノーム Poly was updated on October 22, 2026 and 高速譜読み FUYO FLASH on October 25, 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.*