# Protein Purification for iPad vs CellWalk

The clearest difference is in-app purchases: Protein Purification for iPad at none against CellWalk's 3. Protein Purification for iPad also leads on review sentiment (100% vs 92%) and iOS requirement (6.0 vs 27.0). CellWalk's advantage is ratings volume (72 vs 1) and update cadence (every 2 weeks vs every 2 months). On price, rating and ads there is nothing between them.

Both are free to download. CellWalk sells 3 in-app purchases, starting at $9.99 per month. Protein Purification for iPad asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Protein Purification for iPad against 4.9 for CellWalk. That said, the two scores are not equally well evidenced: CellWalk has 72 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 100% of Protein Purification for iPad's written reviews are positive against 92% of CellWalk's.

Protein Purification for iPad ships an update every 2 months, CellWalk every 2 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Protein Purification for iPad | CellWalk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/protein-purification-for-ipad/id556552299/reviews)** | [4.9 (72 ratings)](https://appshunter.io/ios/app/cellwalk/id1627776848/reviews) |
| Number of ratings | 1 | **72** |
| Positive reviews | **100.0% of reviews** | 91.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Size | 46 MB | 555 MB |
| Requires iOS | **6.0** | 27.0 |
| Devices | iPad | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 12+ |
| Developer | [Simon Booth](https://appshunter.io/developer/1146275430) | [Ako Biotica Inc.](https://appshunter.io/developer/1895703608) |

## What reviewers say

### Protein Purification for iPad

[App page](https://appshunter.io/ios/app/protein-purification-for-ipad/id556552299)

This educational app simulates protein separation techniques, allowing users to experiment with purification protocols. It models both success and failure, requiring users to apply theoretical knowledge to design effective purification strategies. Ideal for students and researchers needing practical experience.

**Highlights:** Protein separation technique simulation, Design and test purification protocols, Experiment with gel filtration and ion-exchange chromatography, Models success and failure scenarios, Educational tool for students and researchers

**Features:** macOS Compatibility

**In-app purchases:** none


### CellWalk

[App page](https://appshunter.io/ios/app/cellwalk/id1627776848)

Explore a living cell in 3D, from whole organisms down to atoms. An AI tutor guides your learning with interactive lessons and detailed explanations of molecular structures. Features augmented reality for an immersive educational experience.

**Highlights:** 3D cell exploration, Molecular-level detail, AI-powered tutor (Ako), Augmented reality visualization, Interactive learning paths, Guided tours, Siri integration

**Features:** iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CellWalk Pro Monthly | $9.99 | per month |
| CellWalk Pro Annual | $79.99 | per year |
| Pro Lessons | $39.99 | one-time |

**What reviewers like**

- ✨ Stunning visualizations
- 🔬 Incredible detail
- 🧠 Informative content
- 👍 Easy to use
- 🚀 Smooth performance

**What reviewers complain about**

- ⚠️ Misleading information
- 📚 Limited content
- 🖼️ Tiny window view
- 😵 Nauseating renderer
- 🐛 Buggy performance

**Reported bugs**

- ATP synthase described backwards
- Renderer noise causes nausea
- Buggy and low framerate
- Renderer not responsive to head movements

**Requested features**

- More cells to explore (eukaryotic, mammalian, computer cells)
- More content and depth
- Expand on descriptions with an 'expand on' feature
- Add tutorials for new users
- Add color to highlighted text for easy reference


## Frequently asked questions

### Is Protein Purification for iPad free?

Protein Purification for iPad is free to download, with no in-app purchases.

### Is CellWalk free?

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

### Which has better reviews, Protein Purification for iPad or CellWalk?

Protein Purification for iPad is rated higher. Protein Purification for iPad averages 5.0 out of 5 from 1 ratings, while CellWalk averages 4.9 from 72 ratings.

### Do Protein Purification for iPad or CellWalk have ads?

Neither Protein Purification for iPad nor CellWalk shows ads.

### Which is updated more often, Protein Purification for iPad or CellWalk?

Protein Purification for iPad ships an update every 2 months, and CellWalk every 2 weeks. Most recently, Protein Purification for iPad was updated on October 29, 2026 and CellWalk on October 30, 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.*