# 多次元雅思 vs Castlingo

The clearest difference is review sentiment: 多次元雅思 at 100% against Castlingo's 50%. 多次元雅思 also leads on rating (5.0 vs 4.3) and ads (none vs shown). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. 多次元雅思 sells 3 one-off in-app purchases and Castlingo sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

多次元雅思 holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: 多次元雅思 has 22 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of 多次元雅思's written reviews are positive against 50% of Castlingo's.

多次元雅思 ships an update every 5 days, Castlingo every 4 days. The most recent releases landed on October 6, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 多次元雅思 | Castlingo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (22 ratings)](https://appshunter.io/ios/app/id6446015800/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/castlingo/id6762072277/reviews) |
| Number of ratings | **22** | 3 |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 428 MB | 30 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [湖南多次元网络科技有限公司](https://appshunter.io/developer/1659989429) | [支涛 黄](https://appshunter.io/developer/1891134742) |

## What reviewers say

### 多次元雅思

[App page](https://appshunter.io/ios/app/id6446015800)

This comprehensive tool offers a complete set of IELTS practice tests and preparation strategies. It features AI-powered listening and speaking practice, online assessments, and extensive study materials to help users improve their scores.

**Highlights:** IELTS practice tests (Reading, Listening, Speaking, Writing), AI-powered listening and speaking practice, Online assessment for skill evaluation, High-score model answers and strategies, Extensive study materials and exam tips, Cloud sync and offline practice

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $9.99 | one-time |
| 季会员 | $24.99 | one-time |
| 年会员 | $89.99 | one-time |


### Castlingo

[App page](https://appshunter.io/ios/app/castlingo/id6762072277)

Learn English through engaging YouTube videos and AI-generated podcasts with meticulously crafted bilingual subtitles. Practice pronunciation, build vocabulary with interactive games, and master sentence structures for natural language acquisition.

**Highlights:** Bilingual subtitles with word-level karaoke, AI-generated daily podcasts with 5-pass listening method, Interactive vocabulary games, Sentence structure explanations, Global search for videos and podcasts, Offline audio playback

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Castlingo Pro (Monthly) | $12.99 | per month |
| Castlingo Pro (Yearly) | $99.99 | per year |


## Frequently asked questions

### Is 多次元雅思 free?

多次元雅思 is free to download, with in-app purchases available.

### Is Castlingo free?

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

### Which has better reviews, 多次元雅思 or Castlingo?

多次元雅思 is rated higher. 多次元雅思 averages 5.0 out of 5 from 22 ratings, while Castlingo averages 4.3 from 3 ratings.

### Do 多次元雅思 or Castlingo have ads?

Castlingo shows ads; 多次元雅思 does not.

### Which is updated more often, 多次元雅思 or Castlingo?

多次元雅思 ships an update every 5 days, and Castlingo every 4 days. Most recently, 多次元雅思 was updated on October 6, 2026 and Castlingo on October 4, 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.*