# 传化化学CRM vs Molecular Model Simulator

The clearest difference is in-app purchases: 传化化学CRM at none against Molecular Model Simulator's 1. 传化化学CRM also leads on ads (none vs shown). Molecular Model Simulator's advantage is update cadence (every 10 days vs every 7 months) and iOS requirement (11.0 vs 15.0). On price and device support there is nothing between them.

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

传化化学CRM ships an update every 7 months, Molecular Model Simulator every 10 days. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 传化化学CRM | Molecular Model Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Size | 60 MB | 84 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Suzhou Space Investment Co., Ltd.](https://appshunter.io/developer/1160595103) | [博 彭](https://appshunter.io/developer/1293268076) |

## What reviewers say

### 传化化学CRM

[App page](https://appshunter.io/ios/app/crm/id1510058842)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is 传化化学CRM free?

传化化学CRM is free to download, with no in-app purchases.

### Is Molecular Model Simulator free?

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

### Do 传化化学CRM or Molecular Model Simulator have ads?

Molecular Model Simulator shows ads; 传化化学CRM does not.

### Which is updated more often, 传化化学CRM or Molecular Model Simulator?

传化化学CRM ships an update every 7 months, and Molecular Model Simulator every 10 days. Most recently, 传化化学CRM was updated on October 24, 2026 and Molecular Model Simulator on October 8, 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.*