# Global Maths Challenge vs Study Buddy Guru

The clearest difference is in-app purchases: Global Maths Challenge at none against Study Buddy Guru's 12. Global Maths Challenge also leads on iOS requirement (13.0 vs 15.6). Study Buddy Guru's advantage is update cadence (monthly vs every 68 months). On price, ads 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. Global Maths Challenge asks for nothing beyond the download.

Global Maths Challenge ships an update every 68 months, Study Buddy Guru monthly. The most recent releases landed on September 14, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Global Maths Challenge | 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 | Yes | Yes |
| Update frequency | Every 68 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 75 MB | 99 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Ville Helin](https://appshunter.io/developer/1488520398) | [ADIMPRESSION PTE. LTD.](https://appshunter.io/developer/879924923) |

## What reviewers say

### Global Maths Challenge

[App page](https://appshunter.io/ios/app/global-maths-challenge/id1494591662)

**Features:** macOS Compatibility

**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 Global Maths Challenge free?

Global Maths Challenge 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 Global Maths Challenge or Study Buddy Guru have ads?

Both Global Maths Challenge and Study Buddy Guru show ads.

### Which is updated more often, Global Maths Challenge or Study Buddy Guru?

Global Maths Challenge ships an update every 68 months, and Study Buddy Guru monthly. Most recently, Global Maths Challenge was updated on September 14, 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.*