# 89th Parallel vs Molecular Models

The clearest difference is in-app purchases: 89th Parallel at none against Molecular Models's 1. 89th Parallel also leads on iOS requirement (13.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Molecular Models sells 1 one-off in-app purchase. 89th Parallel asks for nothing beyond the download.

89th Parallel ships an update weekly, Molecular Models every 9 days. The most recent releases landed on June 1, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 89th Parallel | Molecular Models |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Free | — |
| Size | 54 MB | 11 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Keyaan Minhas](https://appshunter.io/developer/1830012904) | [Krishna Raj Salim](https://appshunter.io/developer/1638689285) |

## What reviewers say

### 89th Parallel

[App page](https://appshunter.io/ios/app/89th-parallel/id6752125503)

Access professional courses, track your learning progress, and engage with interactive content on any device. Features AI-powered assistance for instant help and personalized recommendations. Offers a secure and seamless online learning experience.

**Highlights:** Smart course management, Real-time progress tracking, Rich media learning content, AI-powered learning assistant, Cross-device synchronization, Enterprise-grade security

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is 89th Parallel free?

89th Parallel is free to download, with no in-app purchases.

### Is Molecular Models free?

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

### Do 89th Parallel or Molecular Models have ads?

Neither 89th Parallel nor Molecular Models shows ads.

### Which is updated more often, 89th Parallel or Molecular Models?

89th Parallel ships an update weekly, and Molecular Models every 9 days. Most recently, 89th Parallel was updated on June 1, 2026 and Molecular Models on September 21, 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.*