# Ferroli Smart vs Deezy欢唱版

The clearest difference is in-app purchases: Ferroli Smart at none against Deezy欢唱版's 4. Ferroli Smart also leads on iOS requirement (8.0 vs 13.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Deezy欢唱版 sells 4 one-off in-app purchases. Ferroli Smart asks for nothing beyond the download.

Ferroli Smart ships an update every 8 days, Deezy欢唱版 every 4 days. The most recent releases landed on October 4, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Ferroli Smart | Deezy欢唱版 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 4 days** |
| Size | 42 MB | 39 MB |
| Requires iOS | **8.0** | 13.4 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [GuangZhou Geer2 Software Technology Co., Ltd.](https://appshunter.io/developer/1130163097) | [广东和音元视电子科技有限公司](https://appshunter.io/developer/1777396592) |

## What reviewers say

### Ferroli Smart

[App page](https://appshunter.io/ios/app/ferroli-smart/id1423579209)

**Features:** macOS Compatibility

**In-app purchases:** none


### Deezy欢唱版

[App page](https://appshunter.io/ios/app/deezy/id6771274761)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 歌词版会员 | $5.99 | one-time |
| MV版会员 | $6.99 | one-time |
| MV版会员 | $12.99 | one-time |
| MV版会员 | $24.99 | one-time |


## Frequently asked questions

### Is Ferroli Smart free?

Ferroli Smart is free to download, with no in-app purchases.

### Is Deezy欢唱版 free?

Deezy欢唱版 is free to download, with in-app purchases available.

### Do Ferroli Smart or Deezy欢唱版 have ads?

Neither Ferroli Smart nor Deezy欢唱版 shows ads.

### Which is updated more often, Ferroli Smart or Deezy欢唱版?

Ferroli Smart ships an update every 8 days, and Deezy欢唱版 every 4 days. Most recently, Ferroli Smart was updated on October 4, 2026 and Deezy欢唱版 on October 12, 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.*