# 赛达Wonders vs Ket听力

The clearest difference is in-app purchases: 赛达Wonders at none against Ket听力's 8. 赛达Wonders also leads on iOS requirement (9.0 vs 12.0). Ket听力's advantage is device support. On price there is nothing between them.

Both are free to download. Ket听力 sells 8 one-off in-app purchases. 赛达Wonders asks for nothing beyond the download.

## The numbers

| Metric | 赛达Wonders | Ket听力 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Size | 22 MB | 35 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Saida Education Consulting Co., Ltd.](https://appshunter.io/developer/1067545861) | [天津爱语吧科技有限公司](https://appshunter.io/developer/1787504597) |

## What reviewers say

### 赛达Wonders

[App page](https://appshunter.io/ios/app/wonders/id1498448904)

**In-app purchases:** none


### Ket听力

[App page](https://appshunter.io/ios/app/ket/id6758372377)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 本应用会员1个月 | $3.99 | one-time |
| 本应用会员6个月 | $9.99 | one-time |
| 本应用会员12个月 | $14.99 | one-time |
| 黄金会员1个月 | $14.99 | one-time |
| 本应用会员36个月 | $29.99 | one-time |
| 黄金会员3个月 | $39.99 | one-time |
| 黄金会员6个月 | $69.99 | one-time |
| 黄金会员12个月 | $149.99 | one-time |


## Frequently asked questions

### Is 赛达Wonders free?

赛达Wonders is free to download, with no in-app purchases.

### Is Ket听力 free?

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

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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.*