# Easy背单词 vs 智力开发

The clearest difference is rating: Easy背单词 at 4.9 against 智力开发's 3.0. Easy背单词 also leads on update cadence (fortnightly vs every 18 months) and ratings volume (32 vs 1). 智力开发's advantage is in-app purchases (none vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Easy背单词 sells 1 one-off in-app purchase. 智力开发 asks for nothing beyond the download.

Easy背单词 holds the better App Store score, 4.9 against 3.0. That said, the two scores are not equally well evidenced: Easy背单词 has 32 ratings behind it against 1, so its average is the more settled of the two.

Easy背单词 ships an update fortnightly, 智力开发 every 18 months. The most recent releases landed on June 4, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | Easy背单词 | 智力开发 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (32 ratings)](https://appshunter.io/ios/app/easy/id1505788935/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/id1615404640/reviews) |
| Number of ratings | **32** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 18 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 46 MB | 51 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Youqianhua Information Technology Co., Ltd.](https://appshunter.io/developer/1499784439) | [丽丽 赵](https://appshunter.io/developer/1469174045) |

## What reviewers say

### Easy背单词

[App page](https://appshunter.io/ios/app/easy/id1505788935)

This app helps you memorize English vocabulary efficiently using the Ebbinghaus forgetting curve. It offers various word banks for different exams and provides personalized study plans to maximize retention.

**Highlights:** Ebbinghaus forgetting curve learning plan, Multiple exam-specific word banks, Personalized memory planning, Elegant and simple interface, High memory efficiency

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP会员 | $1.99 | one-time |


### 智力开发

[App page](https://appshunter.io/ios/app/id1615404640)

This educational app helps children aged 2-8 learn recognition through interactive games and visual aids. It covers letters, words, animals, and more, fostering cognitive development and early literacy skills in a fun, engaging way.

**Highlights:** Interactive learning games, Object and word recognition, Alphabet and vocabulary building, Visual and auditory learning, Cognitive skill development, Categorized flashcards

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Easy背单词 free?

Easy背单词 is free to download, with in-app purchases available.

### Is 智力开发 free?

智力开发 is free to download, with no in-app purchases.

### Which has better reviews, Easy背单词 or 智力开发?

Easy背单词 is rated higher. Easy背单词 averages 4.9 out of 5 from 32 ratings, while 智力开发 averages 3.0 from 1 ratings.

### Do Easy背单词 or 智力开发 have ads?

Both Easy背单词 and 智力开发 show ads.

### Which is updated more often, Easy背单词 or 智力开发?

Easy背单词 ships an update fortnightly, and 智力开发 every 18 months. Most recently, Easy背单词 was updated on June 4, 2026 and 智力开发 on June 2, 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.*