# Protein Guide vs CellWalk

Protein Guide and CellWalk both sit at 4.8 stars, but that hides the real split: 92% of CellWalk's written reviews are positive against 50% of Protein Guide's. CellWalk also leads on update cadence (every 3 weeks vs every 9 months). Protein Guide's advantage is in-app purchases (none vs 3) and iOS requirement (11.0 vs 27.0). On price, rating, ratings volume 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 Guide asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Protein Guide against 4.9 for CellWalk. Both are backed by a comparable volume of ratings — 45 and 72 respectively. Written reviews are what separate them: 50% of Protein Guide's written reviews are positive against 92% of CellWalk's.

Protein Guide ships an update every 9 months, CellWalk every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Protein Guide | CellWalk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (45 ratings)](https://appshunter.io/ios/app/protein-guide/id1375157917/reviews) | **[4.9 (72 ratings)](https://appshunter.io/ios/app/cellwalk/id1627776848/reviews)** |
| Number of ratings | 45 | **72** |
| Positive reviews | 50.0% of reviews | **91.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 224 MB | 554 MB |
| Requires iOS | **11.0** | 27.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 12+ |
| Developer | [Axton Pitt](https://appshunter.io/developer/957165645) | [Ako Biotica Inc.](https://appshunter.io/developer/1895703608) |

## What reviewers say

### Protein Guide

[App page](https://appshunter.io/ios/app/protein-guide/id1375157917)

Explore the intricate stages of protein structure with detailed diagrams, explanations, and animations. This app serves as a valuable reference for both beginners and experienced individuals, offering insights into unique properties and biological functions.

**Highlights:** Detailed diagrams of protein structure, Explanations of protein stages, Animations of protein structures, Information on unique properties and functions, Example proteins demonstrating structural aspects, ClassKit integration for teachers

**Features:** macOS Compatibility

**In-app purchases:** none


### CellWalk

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

Explore the intricate world of cells in a 3D environment, from the overall structure down to molecular details. Tap on terms to receive clear, contextual explanations powered by on-device AI, adapting to your learning level. Designed for students and educators to foster a deeper understanding of cell biology.

**Highlights:** 3D cell exploration, On-device AI definitions, Multi-level explanations, Interactive concept chains, Touch-first navigation, High-fidelity visuals

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CellWalk Pro Monthly | $9.99 | per month |
| CellWalk Pro Annual | $79.99 | per year |
| Pro Lessons | $29.99 | 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 Guide free?

Protein Guide 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 Guide or CellWalk?

CellWalk is rated higher. Protein Guide averages 4.8 out of 5 from 45 ratings, while CellWalk averages 4.9 from 72 ratings.

### Do Protein Guide or CellWalk have ads?

Neither Protein Guide nor CellWalk shows ads.

### Which is updated more often, Protein Guide or CellWalk?

Protein Guide ships an update every 9 months, and CellWalk every 3 weeks. Most recently, Protein Guide was updated on October 24, 2026 and CellWalk on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*