# 科學Online vs Study Buddy Guru

The clearest difference is in-app purchases: 科學Online at none against Study Buddy Guru's 12. 科學Online also leads on ads (none vs shown) and iOS requirement (7.1 vs 15.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Study Buddy Guru sells 12 in-app purchases, starting at $0.29 per month. 科學Online asks for nothing beyond the download.

科學Online ships an update every 6 weeks, Study Buddy Guru monthly. The most recent releases landed on September 24, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | 科學Online | Study Buddy Guru |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (5 ratings)](https://appshunter.io/ios/app/study-buddy-guru-learn-stem/id1574450368/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 34 MB | 99 MB |
| Requires iOS | **7.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Mr.Crocodile](https://appshunter.io/developer/560102152) | [ADIMPRESSION PTE. LTD.](https://appshunter.io/developer/879924923) |

## What reviewers say

### 科學Online

[App page](https://appshunter.io/ios/app/online/id965057483)

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

**In-app purchases:** none


### Study Buddy Guru

[App page](https://appshunter.io/ios/app/study-buddy-guru-learn-stem/id1574450368)

This app provides engaging video lessons and interactive quizzes to help students master chemistry, biology, and science. It offers personalized feedback and explanations to guide learning at your own pace, aiming to improve academic performance.

**Highlights:** Engaging video lessons, Automated progress feedback, Helpful concept explanations, Quizzes and challenges, Study at your own pace, Personalized learning guidance

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Biology - Learn Slow Paced | $0.29 | per month |
| Science - Learn Slow Paced | $0.29 | per month |
| Mathematics - Learn Slow Paced | $0.49 | per month |
| Mathematics - Learn Medium Paced | $0.99 | per month |
| Biology - Learn Medium Paced | $0.99 | per month |
| Science - Learn Medium Paced | $0.99 | per month |
| Mathematics - Learn Fast Paced | $1.99 | per month |
| Biology - Learn Fast Paced | $3.99 | per month |
| Science - Learn Fast Paced | $3.99 | per month |
| Chemistry - Learn Slow Paced | $5.99 | per month |
| Chemistry - Learn Medium Paced | $6.99 | per month |
| Chemistry - Learn Fast Paced | $9.99 | per month |


## Frequently asked questions

### Is 科學Online free?

科學Online is free to download, with no in-app purchases.

### Is Study Buddy Guru free?

Study Buddy Guru is free to download, with in-app purchases available.

### Do 科學Online or Study Buddy Guru have ads?

Study Buddy Guru shows ads; 科學Online does not.

### Which is updated more often, 科學Online or Study Buddy Guru?

科學Online ships an update every 6 weeks, and Study Buddy Guru monthly. Most recently, 科學Online was updated on September 24, 2026 and Study Buddy Guru on September 18, 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.*