# iMolview vs ProteinViewerApp

The clearest difference is review sentiment: iMolview at 78% against ProteinViewerApp's 0%. iMolview also leads on rating (3.6 vs 3.0) and price ($0.99 vs $4.99). ProteinViewerApp's advantage is update cadence (fortnightly vs every 2 months). On ads, in-app purchases and device support there is nothing between them.

iMolview costs $0.99 and ProteinViewerApp $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iMolview holds the better App Store score, 3.6 against 3.0. That said, the two scores are not equally well evidenced: iMolview has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 78% of iMolview's written reviews are positive against 0% of ProteinViewerApp's.

iMolview ships an update every 2 months, ProteinViewerApp fortnightly. The most recent releases landed on October 14, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | iMolview | ProteinViewerApp |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | **[3.6 (13 ratings)](https://appshunter.io/ios/app/imolview/id431002306/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/proteinviewerapp/id6752284307/reviews) |
| Number of ratings | **13** | 2 |
| Positive reviews | **78.1% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | **Free** | Paid |
| Size | 55 MB | 8 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Molsoft](https://appshunter.io/developer/431002309) | [JONG HYUN LEE](https://appshunter.io/developer/1739037759) |

## What reviewers say

### iMolview

[App page](https://appshunter.io/ios/app/imolview/id431002306)

Explore biological molecules in 3D. View proteins, DNA, and drug structures from major databases. Customize representations, select specific elements, and analyze molecular interactions. Sync your own files and save scenes for later.

**Highlights:** 3D molecular visualization, Browse PDB, DrugBank, Pubchem, Customizable representations, Individual element coloring, Neighbor analysis, Electron density map contouring, Scene saving and management

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

**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 iMolview free?

iMolview costs $0.99, with no in-app purchases.

### Is ProteinViewerApp free?

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

### Which has better reviews, iMolview or ProteinViewerApp?

iMolview is rated higher. iMolview averages 3.6 out of 5 from 13 ratings, while ProteinViewerApp averages 3.0 from 2 ratings.

### Do iMolview or ProteinViewerApp have ads?

Neither iMolview nor ProteinViewerApp shows ads.

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

iMolview ships an update every 2 months, and ProteinViewerApp fortnightly. Most recently, iMolview was updated on October 14, 2026 and ProteinViewerApp on September 22, 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.*