# Molecule Simulator vs Device Protocol Studio

The clearest difference is in-app purchases: Molecule Simulator at none against Device Protocol Studio's 1. Device Protocol Studio's advantage is update cadence (every 3 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Device Protocol Studio sells 1 one-off in-app purchase. Molecule Simulator asks for nothing beyond the download.

Molecule Simulator ships an update every 4 months, Device Protocol Studio every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Molecule Simulator | Device Protocol Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (26 ratings)](https://appshunter.io/ios/app/molecule-simulator/id1538249996/reviews)** | — |
| Number of ratings | **26** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 8 MB | 29 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [仕清 刘](https://appshunter.io/developer/1531464103) | [HYOGEUN KIM](https://appshunter.io/developer/6807829185) |

## What reviewers say

### Molecule Simulator

[App page](https://appshunter.io/ios/app/molecule-simulator/id1538249996)

Visualize the 3D structures of molecules using data from PubChem and Protein Data Bank. Explore molecules in various viewing modes and download an extensive library of compounds.

**Highlights:** 3D molecular visualization, Space filling mode, Ball-and-stick mode, Data from PubChem, Data from Protein Data Bank, Downloadable molecule library

**Features:** macOS Compatibility

**In-app purchases:** none


### Device Protocol Studio

[App page](https://appshunter.io/ios/app/device-protocol-studio/id6807829183)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DPS Pro | $9.99 | one-time |


## Frequently asked questions

### Is Molecule Simulator free?

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

### Is Device Protocol Studio free?

Device Protocol Studio is free to download, with in-app purchases available.

### Do Molecule Simulator or Device Protocol Studio have ads?

Neither Molecule Simulator nor Device Protocol Studio shows ads.

### Which is updated more often, Molecule Simulator or Device Protocol Studio?

Molecule Simulator ships an update every 4 months, and Device Protocol Studio every 3 weeks. Most recently, Molecule Simulator was updated on October 24, 2026 and Device Protocol Studio on October 25, 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.*