# Molecular Model Simulator vs 压图

The clearest difference is in-app purchases: 压图 at none against Molecular Model Simulator's 1. 压图 also leads on update cadence (every 4 days vs every 10 days). Molecular Model Simulator's advantage is iOS requirement (11.0 vs 16). On price, ads and device support there is nothing between them.

Both are free to download. Molecular Model Simulator sells 1 one-off in-app purchase. 压图 asks for nothing beyond the download.

Molecular Model Simulator ships an update every 10 days, 压图 every 4 days. The most recent releases landed on October 8, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Molecular Model Simulator | 压图 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 10 days | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 84 MB | 16 MB |
| Requires iOS | **11.0** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [博 彭](https://appshunter.io/developer/1293268076) | [志雄 黄](https://appshunter.io/developer/1877111087) |

## What reviewers say

### Molecular Model Simulator

[App page](https://appshunter.io/ios/app/molecular-model-simulator/id6459994670)

Visualize and interact with complex 3D molecular structures. Explore atomic arrangements, chemical bonds, and create custom compounds. Ideal for students, educators, and chemistry enthusiasts.

**Highlights:** Dynamic 3D molecular modeling, Interactive exploration (zoom, rotate, pan), Realistic atomic bonding visualization, Custom compound creation, Intuitive user interface, Educational and engaging content

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| UpgradeToPro | $0.99 | one-time |


### 压图

[App page](https://appshunter.io/ios/app/id6760404337)

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

**In-app purchases:** none


## Frequently asked questions

### Is Molecular Model Simulator free?

Molecular Model Simulator is free to download, with in-app purchases available.

### Is 压图 free?

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

### Do Molecular Model Simulator or 压图 have ads?

Both Molecular Model Simulator and 压图 show ads.

### Which is updated more often, Molecular Model Simulator or 压图?

Molecular Model Simulator ships an update every 10 days, and 压图 every 4 days. Most recently, Molecular Model Simulator was updated on October 8, 2026 and 压图 on October 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.*