# iKB vs 外研U学教师

The clearest difference is in-app purchases: 外研U学教师 at none against iKB's 7. iKB's advantage is iOS requirement (9.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. iKB sells 7 one-off in-app purchases. 外研U学教师 asks for nothing beyond the download.

iKB ships an update every 6 weeks, 外研U学教师 monthly. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | iKB | 外研U学教师 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 36.4% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | — | Free |
| Size | 154 MB | 131 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [上海酷听说网络科技有限公司](https://appshunter.io/developer/1001537633) | [Beijing Waiyan Online Digital Technology Co., Ltd.](https://appshunter.io/developer/1469175726) |

## What reviewers say

### iKB

[App page](https://appshunter.io/ios/app/ikb/id1099154185)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 剑桥国际少儿英语入门级 | $0.99 | one-time |
| 剑桥国际少儿英语第一册 | $0.99 | one-time |
| 剑桥国际少儿英语第二册 | $0.99 | one-time |
| 剑桥国际少儿英语第三册 | $0.99 | one-time |
| 剑桥国际少儿英语第四册 | $0.99 | one-time |
| 剑桥国际少儿英语第五册 | $0.99 | one-time |
| 剑桥国际少儿英语第六册 | $0.99 | one-time |


### 外研U学教师

[App page](https://appshunter.io/ios/app/u/id1524575427)

This app provides official, high-quality educational resources synchronized with textbooks. It offers an integrated platform for comprehensive teaching and learning, covering listening, speaking, reading, and writing skills with diverse exercises and personalized analysis for effective student guidance.

**Highlights:** Synchronized textbook resources, Integrated teaching platform, Comprehensive skill training (listening, speaking, reading, writing), Online assignment and grading, Personalized student analysis, Scientific and systematic training guidance

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

**In-app purchases:** none


## Frequently asked questions

### Is iKB free?

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

### Is 外研U学教师 free?

外研U学教师 is free to download, with no in-app purchases.

### Do iKB or 外研U学教师 have ads?

Neither iKB nor 外研U学教师 shows ads.

### Which is updated more often, iKB or 外研U学教师?

iKB ships an update every 6 weeks, and 外研U学教师 monthly. Most recently, iKB was updated on October 26, 2026 and 外研U学教师 on October 29, 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.*