# 洋葱学园 vs NB实验室

The clearest difference is rating: NB实验室 at 4.8 against 洋葱学园's 3.8. NB实验室 also leads on ads (none vs shown). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. 洋葱学园 sells 12 one-off in-app purchases and NB实验室 sells 41 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

NB实验室 holds the better App Store score, 4.8 against 3.8. Both are backed by a comparable volume of ratings — 92 and 87 respectively. Written reviews point the same way: 66% of 洋葱学园's written reviews are positive against 72% of NB实验室's.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 17, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 洋葱学园 | NB实验室 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (92 ratings)](https://appshunter.io/ios/app/id990959871/reviews) | **[4.8 (87 ratings)](https://appshunter.io/ios/app/nb/id1265400377/reviews)** |
| Number of ratings | **92** | 87 |
| Positive reviews | 66.3% of reviews | **72.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 122 MB | 81 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guanghe](https://appshunter.io/developer/990959870) | [BeiJing LeBu Educational Technology Co., Ltd.](https://appshunter.io/developer/943806906) |

## What reviewers say

### 洋葱学园

[App page](https://appshunter.io/ios/app/id990959871)

This platform offers animated online courses for K-12 students covering math, physics, and other subjects. It features AI-powered personalized learning plans, instant AI tutor support for questions, and a unique photo-based problem-solving tool that teaches concepts before providing solutions. The goal is to help students quickly grasp difficult concepts and improve their academic performance.

**Highlights:** AI personalized learning plans, Animated AI tutor for instant Q&A, Photo-based problem-solving with concept explanation, Animated courses for math and physics, Gamified learning mechanisms

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 洋葱课程 | $0.99 | one-time |
| 6个月高中数学洋葱课程 | $21.99 | one-time |
| 3个月初中数学洋葱课程 | $29.99 | one-time |
| 3个月高中数学洋葱课程 | $29.99 | one-time |
| 3个月初中物理洋葱课程 | $29.99 | one-time |
| 洋葱课程 | $29.99 | one-time |
| 12个月初中物理洋葱课程 | $37.99 | one-time |
| 洋葱课程 | $39.99 | one-time |
| 6个月初中数学洋葱课程 | $46.99 | one-time |
| 12个月初中数学洋葱课程 | $69.99 | one-time |
| 洋葱课程 | $69.99 | one-time |
| 洋葱课程 | $99.99 | one-time |


### NB实验室

[App page](https://appshunter.io/ios/app/nb/id1265400377)

This app offers over 2000 synchronized textbook experiments and 1000 DIY experiment kits for interactive learning. It includes simulated experiment testing, AI-powered guidance, and expert-led video lessons to enhance science education and problem-solving skills.

**Highlights:** 2000+ textbook synchronized experiments, 1000+ DIY experiment kits, Interactive experiment simulation, AI intelligent learning companion, Expert-created knowledge videos, Chapter and knowledge point search

**In-app purchases (41)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 初中物理连续包月(首月免费) | $4.99 | per month |
| 初中化学连续包月(首月免费) | $4.99 | per month |
| 初中生物连续包月(首月免费) | $4.99 | per month |
| 高中物理连续包月(首月免费) | $4.99 | per month |
| 高中化学连续包月(首月免费) | $4.99 | per month |
| 高中生物连续包月(首月免费) | $4.99 | per month |
| 小初套餐连续包月(首月免费) | $14.99 | per month |
| 高中生物连续包半年 | $22.99 | per 6 months |
| 小初套餐连续包两月 | $29.99 | per 2 months |
| 高中化学连续包年 | $39.99 | per year |
| 初中化学连续包年(前 3 天免费) | $39.99 | per year |
| 高中生物连续包年(前 3 天免费) | $39.99 | per year |
| 小初套餐连续包季(前 3 天免费) | $39.99 | per 3 months |
| 小初套餐连续包季 | $39.99 | per 3 months |
| 初中化学1个月会员 | $4.99 | one-time |
| 初中生物1个月会员 | $4.99 | one-time |
| 高中化学1个月会员 | $4.99 | one-time |
| 初中物理1个月会员 | $4.99 | one-time |
| 高中生物1个月会员 | $4.99 | one-time |
| 高中物理1个月会员 | $4.99 | one-time |
| 初中物理1年卡会员 | $39.99 | one-time |
| 高中化学1年卡会员 | $39.99 | one-time |
| 268N币 | $39.99 | one-time |
| 259N币 | $39.99 | one-time |
| 318N币 | $49.99 | one-time |
| 378N币 | $49.99 | one-time |
| 358N币 | $49.99 | one-time |
| 379N币 | $49.99 | one-time |
| 初中物理3年卡会员 | $69.99 | one-time |
| 初中生物3年卡会员 | $69.99 | one-time |
| 小学科学3年卡会员 | $69.99 | one-time |
| 初中化学3年卡会员 | $69.99 | one-time |
| 高中化学3年卡会员 | $69.99 | one-time |
| 高中生物3年卡会员 | $69.99 | one-time |
| 518N币 | $69.99 | one-time |
| 468N币 | $69.99 | one-time |
| 小初套餐年卡 | $99.99 | one-time |
| 758N币 | $99.99 | one-time |
| 777N币 | $99.99 | one-time |
| 小初三年卡套餐 | $199.99 | one-time |
| 初高中套餐6年卡 | $299.99 | one-time |


## Frequently asked questions

### Is 洋葱学园 free?

洋葱学园 is free to download, with in-app purchases available.

### Is NB实验室 free?

NB实验室 is free to download, with in-app purchases available.

### Which has better reviews, 洋葱学园 or NB实验室?

NB实验室 is rated higher. 洋葱学园 averages 3.8 out of 5 from 92 ratings, while NB实验室 averages 4.8 from 87 ratings.

### Do 洋葱学园 or NB实验室 have ads?

洋葱学园 shows ads; NB实验室 does not.

### Which is updated more often, 洋葱学园 or NB实验室?

洋葱学园 ships an update fortnightly, and NB实验室 fortnightly. Most recently, 洋葱学园 was updated on October 17, 2026 and NB实验室 on October 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*