# 不背单词 vs 生物圈

The clearest difference is rating: 不背单词 at 4.8 against 生物圈's 3.0. 不背单词 also leads on ratings volume (3.6K vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 不背单词 sells 10 one-off in-app purchases and 生物圈 sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

不背单词 holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: 不背单词 has 3.6K ratings behind it against 2, so its average is the more settled of the two.

不背单词 ships an update every 3 weeks, 生物圈 monthly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 不背单词 | 生物圈 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (3.6K ratings)](https://appshunter.io/ios/app/id698570469/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/id1628258921/reviews) |
| Number of ratings | **3.6K** | 2 |
| Positive reviews | 94.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 168 MB | 212 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Beijing Is-Cool Technology Co., Ltd](https://appshunter.io/developer/1089038448) | [Vtongke Hangzhou Network Technology Co., Ltd](https://appshunter.io/developer/1734174303) |

## What reviewers say

### 不背单词

[App page](https://appshunter.io/ios/app/id698570469)

Learn English vocabulary through authentic movie and TV show examples. Utilize a vast library of phrases, root words, and affixes for effective memorization. Features include exam-focused content, smart review scheduling, and gamified progress tracking.

**Highlights:** 1.5M+ original sound example sentences, 50K+ phrase pairings, 2000+ root words and affixes, Collins English-Chinese dictionary, All-stage vocabulary banks, Exam-focused word meanings and phrases, Ebbinghaus forgetting curve review

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 充值4 | $0.99 | one-time |
| 充值3 | $0.99 | one-time |
| 充值6 | $0.99 | one-time |
| 充值5 | $0.99 | one-time |
| 充值9.9 | $0.99 | one-time |
| 充值62 | $8.99 | one-time |
| 充值116 | $17.99 | one-time |
| 充值248 | $34.99 | one-time |
| 酷币包 31 | $39.99 | one-time |
| 充值298 | $39.99 | one-time |

**What reviewers like**

- 🌟 Comprehensive vocabulary coverage
- 👍 Intuitive and user-friendly interface
- 🎬 Helpful example sentences from movies/TV
- 💡 Effective memorization techniques
- 🎯 Customizable word lists and study plans

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔊 Inconsistent audio volume for word pronunciations
- 🔍 Limited search and filtering options
- 🖼️ Outdated or unappealing visual design
- 🕰️ Repetitive review schedule can feel tedious

**Reported bugs**

- Login issues for users with non-Chinese phone numbers
- Compatibility problems on newer iOS/Android devices
- Unreliable syncing of progress across multiple devices

**Requested features**

- Ability to import/export custom word lists
- Integration with other language learning resources
- More personalized learning algorithms and recommendations
- Enhanced social features for group/team learning
- Expanded support for non-English vocabulary


### 生物圈

[App page](https://appshunter.io/ios/app/id1628258921)

This app is a knowledge-sharing community focused on life sciences, medicine, and agriculture. It offers courses, short videos, live streams, and resources for professional development, exam preparation, and general interest learning.

**Highlights:** Create and take courses, Publish and watch short videos, Host and join live streams/meetings, Upload and download documents, Free question and answer database, Create and view notes, Q&A forum for seeking and providing answers

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 8圈币 | $1.99 | one-time |
| 25元购买17圈币 | $3.99 | one-time |
| 60元购买41圈币 | $8.99 | one-time |
| 118元购买80圈币 | $17.99 | one-time |
| 218元购买150圈币 | $29.99 | one-time |
| 588元购买410圈币 | $79.99 | one-time |
| 1298元购买915圈币 | $199.99 | one-time |
| 2598元购买1850圈币 | $399.99 | one-time |


## Frequently asked questions

### Is 不背单词 free?

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

### Is 生物圈 free?

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

### Which has better reviews, 不背单词 or 生物圈?

不背单词 is rated higher. 不背单词 averages 4.8 out of 5 from 3.6K ratings, while 生物圈 averages 3.0 from 2 ratings.

### Do 不背单词 or 生物圈 have ads?

Neither 不背单词 nor 生物圈 shows ads.

### Which is updated more often, 不背单词 or 生物圈?

不背单词 ships an update every 3 weeks, and 生物圈 monthly. Most recently, 不背单词 was updated on November 6, 2026 and 生物圈 on November 3, 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.*