# AtomicTiles vs MCAT Chemistry Simulations

The clearest difference is price: MCAT Chemistry Simulations at Free against AtomicTiles's $3.99. MCAT Chemistry Simulations also leads on update cadence (every 5 weeks vs every 19 months) and ratings volume (9 vs 1). AtomicTiles's advantage is in-app purchases (none vs 10). On rating, ads, monetization model and device support there is nothing between them.

MCAT Chemistry Simulations is free to download; AtomicTiles costs $3.99 up front. MCAT Chemistry Simulations sells 10 one-off in-app purchases. AtomicTiles asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for AtomicTiles against 5.0 for MCAT Chemistry Simulations. That said, the two scores are not equally well evidenced: MCAT Chemistry Simulations has 9 ratings behind it against 1, so its average is the more settled of the two.

AtomicTiles ships an update every 19 months, MCAT Chemistry Simulations every 5 weeks. The most recent releases landed on October 11, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | AtomicTiles | MCAT Chemistry Simulations |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/atomictiles/id522105648/reviews) | [5.0 (9 ratings)](https://appshunter.io/ios/app/mcat-chemistry-simulations/id1531309001/reviews) |
| Number of ratings | 1 | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 5 weeks** |
| Monetization | Paid | Paid |
| Size | 9 MB | 16 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | iPad, Mac | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [Cognitive Efficiency, Inc.](https://appshunter.io/developer/558160358) |

## What reviewers say

### AtomicTiles

[App page](https://appshunter.io/ios/app/atomictiles/id522105648)

Explore the fundamental building blocks of matter. This interactive tool allows students to understand atomic structure and how atoms bond to form molecules. Visualize valence electrons and their role in chemical bonding through an engaging learning experience.

**Highlights:** Explore atomic structure (protons, neutrons, electrons), Understand valence electrons and covalent bonding, Visualize how atoms form molecules, Interactive exploration of molecular structures, Learn about the properties of elements and the periodic table

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is AtomicTiles free?

AtomicTiles costs $3.99, with no in-app purchases.

### Is MCAT Chemistry Simulations free?

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

### Which has better reviews, AtomicTiles or MCAT Chemistry Simulations?

AtomicTiles and MCAT Chemistry Simulations are both rated 5.0 out of 5 on the App Store, from 1 and 9 ratings respectively.

### Do AtomicTiles or MCAT Chemistry Simulations have ads?

Neither AtomicTiles nor MCAT Chemistry Simulations shows ads.

### Which is updated more often, AtomicTiles or MCAT Chemistry Simulations?

AtomicTiles ships an update every 19 months, and MCAT Chemistry Simulations every 5 weeks. Most recently, AtomicTiles was updated on October 11, 2026 and MCAT Chemistry Simulations on September 17, 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.*