# Molecular Models vs PSC Trials

The clearest difference is in-app purchases: PSC Trials at none against Molecular Models's 1. PSC Trials also leads on iOS requirement (13.0 vs 15.6). Molecular Models's advantage is ads (none vs shown) and update cadence (every 9 days vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. Molecular Models sells 1 one-off in-app purchase. PSC Trials asks for nothing beyond the download.

Molecular Models ships an update every 9 days, PSC Trials every 3 weeks. The most recent releases landed on September 21, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Molecular Models | PSC Trials |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Size | 11 MB | 27 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Krishna Raj Salim](https://appshunter.io/developer/1638689285) | [Amal TS](https://appshunter.io/developer/1492838041) |

## What reviewers say

### Molecular Models

[App page](https://appshunter.io/ios/app/molecular-models-3d/id6753124450)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FullVersion | $1.99 | one-time |


### PSC Trials

[App page](https://appshunter.io/ios/app/psc-trials/id6776956011)

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

**In-app purchases:** none


## Frequently asked questions

### Is Molecular Models free?

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

### Is PSC Trials free?

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

### Do Molecular Models or PSC Trials have ads?

PSC Trials shows ads; Molecular Models does not.

### Which is updated more often, Molecular Models or PSC Trials?

Molecular Models ships an update every 9 days, and PSC Trials every 3 weeks. Most recently, Molecular Models was updated on September 21, 2026 and PSC Trials on September 15, 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.*