# 轻松背大学四级单词CET4 vs 动物识别器

The clearest difference is review sentiment: 动物识别器 at 95% against 轻松背大学四级单词CET4's 0%. 动物识别器 also leads on rating (4.8 vs 1.0) and ratings volume (78 vs 1). 轻松背大学四级单词CET4's advantage is ads (none vs shown). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. 轻松背大学四级单词CET4 sells 1 one-off in-app purchase and 动物识别器 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

动物识别器 holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: 动物识别器 has 78 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of 轻松背大学四级单词CET4's written reviews are positive against 95% of 动物识别器's.

轻松背大学四级单词CET4 ships an update every 23 months, 动物识别器 every 12 months. The most recent releases landed on October 18, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 轻松背大学四级单词CET4 | 动物识别器 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/cet4/id708760884/reviews) | **[4.8 (78 ratings)](https://appshunter.io/ios/app/id1440706162/reviews)** |
| Number of ratings | 1 | **78** |
| Positive reviews | 0.0% of reviews | **95.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 23 months | **Every 12 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 4 MB | 29 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [丽东 陈](https://appshunter.io/developer/1342184783) | [Shanghai Quentin network technology co. LTD](https://appshunter.io/developer/1418853094) |

## What reviewers say

### 轻松背大学四级单词CET4

[App page](https://appshunter.io/ios/app/cet4/id708760884)

This app uses unique audio-based learning methods, including sleep learning and 'walking' memorization, to help users master vocabulary. It features gentle Chinese prompts and American English pronunciation to enhance memory retention, making vocabulary acquisition effortless.

**Highlights:** Sleep learning method, Audio-based memorization, Walking memorization, Chinese prompts, American English pronunciation, Writing practice board

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小额赞助，赏一杯咖啡 | $0.99 | one-time |


### 动物识别器

[App page](https://appshunter.io/ios/app/id1440706162)

Instantly identify animals from photos using advanced AI. Explore a rich encyclopedia of animal facts, news, and care tips. Learn about and appreciate the animal kingdom while promoting conservation.

**Highlights:** AI-powered animal recognition, Animal encyclopedia, Animal news and knowledge, Animal behavior insights, Animal conservation information

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP会员 | $3.99 | one-time |


## Frequently asked questions

### Is 轻松背大学四级单词CET4 free?

轻松背大学四级单词CET4 is free to download, with in-app purchases available.

### Is 动物识别器 free?

动物识别器 is free to download, with in-app purchases available.

### Which has better reviews, 轻松背大学四级单词CET4 or 动物识别器?

动物识别器 is rated higher. 轻松背大学四级单词CET4 averages 1.0 out of 5 from 1 ratings, while 动物识别器 averages 4.8 from 78 ratings.

### Do 轻松背大学四级单词CET4 or 动物识别器 have ads?

动物识别器 shows ads; 轻松背大学四级单词CET4 does not.

### Which is updated more often, 轻松背大学四级单词CET4 or 动物识别器?

轻松背大学四级单词CET4 ships an update every 23 months, and 动物识别器 every 12 months. Most recently, 轻松背大学四级单词CET4 was updated on October 18, 2026 and 动物识别器 on October 20, 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.*