# 元气背单词 vs 成语书院

The clearest difference is price: 成语书院 at Free against 元气背单词's $1.99. 元气背单词's advantage is in-app purchases (none vs 1) and iOS requirement (11.0 vs 13.0). On update cadence, ads and device support there is nothing between them.

成语书院 is free to download; 元气背单词 costs $1.99 up front. 成语书院 sells 1 one-off in-app purchase. 元气背单词 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 19, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | 元气背单词 | 成语书院 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/id6446756014/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 53.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Paid | — |
| Size | 185 MB | 147 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [大连森林互动科技有限公司](https://appshunter.io/developer/1602532041) | [Shanghai Shenwei Exploration Technology Co., Ltd](https://appshunter.io/developer/1833427594) |

## What reviewers say

### 元气背单词

[App page](https://appshunter.io/ios/app/id6446756014)

This app uses the Ebbinghaus forgetting curve to help you learn English vocabulary efficiently. It offers a clean, ad-free interface with various study modes and official word lists. Sync your progress across devices and export your study plans.

**Highlights:** Ebbinghaus memory method, Ad-free learning experience, Official and authoritative word lists, Multiple auxiliary learning modes, Mark unknown words, Cloud backup and synchronization, PDF export

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

**In-app purchases:** none


### 成语书院

[App page](https://appshunter.io/ios/app/id6800374905)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 解锁所有功能 | $0.99 | one-time |


## Frequently asked questions

### Is 元气背单词 free?

元气背单词 costs $1.99, with no in-app purchases.

### Is 成语书院 free?

成语书院 is free to download, with in-app purchases available.

### Do 元气背单词 or 成语书院 have ads?

Neither 元气背单词 nor 成语书院 shows ads.

### Which is updated more often, 元气背单词 or 成语书院?

元气背单词 ships an update weekly, and 成语书院 weekly. Most recently, 元气背单词 was updated on September 19, 2026 and 成语书院 on September 16, 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.*