# MCAT Chemistry Simulations vs Study Buddy Guru

The clearest difference is rating: MCAT Chemistry Simulations at 5.0 against Study Buddy Guru's 4.4. MCAT Chemistry Simulations also leads on ads (none vs shown) and iOS requirement (13.4 vs 15.6). Study Buddy Guru's advantage is monetization model (free with in-app purchases vs paid). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. MCAT Chemistry Simulations sells 10 one-off in-app purchases and Study Buddy Guru sells 12 in-app purchases, starting at $0.29 per month. Whichever you choose, the download price is not the number that matters.

MCAT Chemistry Simulations holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 9 and 7 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

MCAT Chemistry Simulations ships an update every 5 weeks, Study Buddy Guru monthly. The most recent releases landed on October 21, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | MCAT Chemistry Simulations | Study Buddy Guru |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/mcat-chemistry-simulations/id1531309001/reviews)** | [4.4 (7 ratings)](https://appshunter.io/ios/app/study-buddy-guru-learn-stem/id1574450368/reviews) |
| Number of ratings | **9** | 7 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 16 MB | 99 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Cognitive Efficiency, Inc.](https://appshunter.io/developer/558160358) | [ADIMPRESSION PTE. LTD.](https://appshunter.io/developer/879924923) |

## What reviewers say

### MCAT Chemistry Simulations

[App page](https://appshunter.io/ios/app/mcat-chemistry-simulations/id1531309001)

Prepare for AP Chemistry exams with interactive simulations and visualizations of reaction rates, equilibrium, and kinetics. This app uses a research-backed learning framework for effective STEM education, offering quizzes and guided explanations.

**Highlights:** Interactive simulations, High-quality visualizations, Guided learning experience, Quizzes with detailed explanations, Visualized equations and graphs, Multiple reaction experiments

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip | $0.99 | one-time |
| Generous tip | $1.99 | one-time |
| Very generous tip with badge | $2.99 | one-time |
| Very generous tip | $2.99 | one-time |
| Super generous tip with badge | $3.99 | one-time |
| Super generous tip | $3.99 | one-time |
| Amazing tip with badge | $4.99 | one-time |
| Amazing tip | $4.99 | one-time |
| Incredible tip with badge | $5.99 | one-time |
| Incredible tip | $5.99 | one-time |


### 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 MCAT Chemistry Simulations free?

MCAT Chemistry Simulations is free to download, with in-app purchases available.

### Is Study Buddy Guru free?

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

### Which has better reviews, MCAT Chemistry Simulations or Study Buddy Guru?

MCAT Chemistry Simulations is rated higher. MCAT Chemistry Simulations averages 5.0 out of 5 from 9 ratings, while Study Buddy Guru averages 4.4 from 7 ratings.

### Do MCAT Chemistry Simulations or Study Buddy Guru have ads?

Study Buddy Guru shows ads; MCAT Chemistry Simulations does not.

### Which is updated more often, MCAT Chemistry Simulations or Study Buddy Guru?

MCAT Chemistry Simulations ships an update every 5 weeks, and Study Buddy Guru monthly. Most recently, MCAT Chemistry Simulations was updated on October 21, 2026 and Study Buddy Guru on October 23, 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.*