# Ollomol vs ProteinViewerApp

The clearest difference is price: Ollomol at Free against ProteinViewerApp's $4.99. Ollomol also leads on iOS requirement (9.0 vs 17.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

Ollomol is free to download; ProteinViewerApp costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ollomol | ProteinViewerApp |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/proteinviewerapp/id6752284307/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | — | Paid |
| Size | 295 MB | 8 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [MD. USE INNOVATIONS SL](https://appshunter.io/developer/1292343455) | [JONG HYUN LEE](https://appshunter.io/developer/1739037759) |

## What reviewers say

### Ollomol

[App page](https://appshunter.io/ios/app/ollomol/id1354481687)

**In-app purchases:** none


### ProteinViewerApp

[App page](https://appshunter.io/ios/app/proteinviewerapp/id6752284307)

Explore and learn about protein structures in 3D. This tool offers interactive visualization, educational modes, and direct access to protein data for students and researchers.

**Highlights:** 3D protein visualization, Step-by-step structural insights, Educational modes by category, Multiple rendering styles, Direct PDB integration, Clear terminology explanations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ollomol free?

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

### Is ProteinViewerApp free?

ProteinViewerApp costs $4.99, with no in-app purchases.

### Do Ollomol or ProteinViewerApp have ads?

Neither Ollomol nor ProteinViewerApp shows ads.

### Which is updated more often, Ollomol or ProteinViewerApp?

Ollomol ships an update fortnightly, and ProteinViewerApp fortnightly. Most recently, Ollomol was updated on October 15, 2026 and ProteinViewerApp on October 24, 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.*