CellWalk

CellWalk

Cell & Molecular Biology in 3D

71 ratings
60 reviews
Free
In-App Purchases

Details

  • Released
  • Updated
  • January 28, 2024
  • October 7, 2026
CellWalk video #1 for iPhone
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CellWalk screenshot #7 for iPhone
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About

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.

✓3D cell exploration
✓On-device AI definitions
✓Multi-level explanations
✓Interactive concept chains
✓Touch-first navigation
✓High-fidelity visuals
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What users say

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What's New in CellWalk

3.0.2

October 7, 2026

We fixed a few bugs so your walk through the cell starts smoothly. Plus clearer reminders about your Pro access. CellWalk 3 brings new features and biology into your space. • Ako, an AI tutor. Start a lesson and Ako plans a path through the cell, moves the view to what it wants you to see, asks you questions and follows your answers. Type or dictate. Ask anything, any time. Every tour now has its own Ako lesson. • An all new hands-on interactive lesson: What is a Protein. • Greater immersion with AR view on compatible iPhone and iPad devices. • CellWalk Pro, a monthly or annual subscription: every other guided tour and its Ako lesson, a larger daily allowance and longer answers from Ako. • Ako runs on Apple Intelligence where it is available: answers on Private Cloud Compute, explanations of tapped terms on your device. Elsewhere Ako answers through OpenAI. You are asked for consent before your first question is sent. • Siri and Shortcuts: say “Ask CellWalk a biology question” for an answer without opening the app, or “Continue my lesson in CellWalk”. Every molecule, tour scene and lesson step is in Spotlight. • Visual Intelligence on iPhone and iPad: use it on a textbook diagram and choose Search CellWalk with an Image. • No sign-up. Your Ako lessons and what Ako has learned about you stay with you, on your device and, if you use iCloud, in your own iCloud. Delete My Data, under Account → Privacy, erases them and removes the little we hold. • CellWalk is now on the Mac. One subscription covers iPhone, iPad and Mac. If you bought the original CellWalk Pro, your tours stay unlocked. KEY FEATURES • A real cell: zoom from a whole Mycoplasma cell to single atoms, modeled protein by protein from published structures. • Tap any molecule to read what it does, in simpler or more detailed words. Tap any term for an explanation at your level, on Apple's on-device model where available. • Guided tours with narration, each with its own Ako lesson. The Molecular Design of Life, made with Dr. David Goodsell, is free. • Ako, an AI tutor that teaches through questions and shows you what it is talking about. • Augmented reality on compatible iPhone and iPad: place molecular scenes in your space. • Touch-first: pinch, pan and orbit smoothly from cell architecture to molecular structure. • Thousands of modeled proteins with concise, accurate descriptions; Metal-accelerated rendering. • Designed for iOS 27 with Liquid Glass.

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Subscriptions & In-App Purchases

CellWalk Pro Monthly

Unlock more of Ako. Auto-renews monthly.

$9.991 Month
How to cancel CellWalk subscription ⁉️

User reviews

Amazing detail

Very cool app!

Life

Beautiful

Cool visuals, but the explanations are rough

Be skeptical of the information provided as they are misleading. ATP synthase is described backwards, it makes ATP using proton flow, not the other way around. Great concept but the biology needs a fact check

More Content

Great app, but they should make more cells. It would be interesting to see something like this but with computers instead of cells.

CellWalk’s Brain Cell

That seems like comes from the bacteria brains that have a very strong immune system that can fight against viruses cells in the brain.

User experience

🐞

Reported Bugs

4 issues

ATP synthase described backwards

Bug

Renderer noise causes nausea

Bug

Buggy and low framerate

Bug

Renderer not responsive to head movements

Bug
✨

Requested Features

10 requests

More cells to explore (eukaryotic, mammalian, computer cells)

Feature

More content and depth

Feature

Expand on descriptions with an 'expand on' feature

Feature

Add tutorials for new users

Feature

Add color to highlighted text for easy reference

Feature

Depict a minimal eukaryotic cell

Feature

Depict a cell undergoing mitosis

Feature

Make cell models free-floating instead of behind windows

Feature

Option to purchase additional content

Feature

Update renderer for responsiveness to head movements

Feature

FAQ

What does CellWalk do?

CellWalk allows users to explore a 3D model of a cell, zooming from the whole cell down to molecular details. It provides clear, contextual explanations for highlighted terms, powered by on-device AI, and supports interactive learning through concept chains.

How does the on-device AI work?

The app utilizes Apple Intelligence and Foundation Models running entirely on your device to provide conversational definitions and concept chains. These explanations are grounded in CellWalk's scientific datasets and are tailored to different learning levels, ensuring privacy and no cloud dependency.

What are the different learning levels available?

CellWalk offers multi-level explanations, allowing users to switch between Beginner, High School, and Researcher levels. This ensures that the depth of information provided is appropriate for your background and learning needs.

Is CellWalk free to use?

The app offers a free introduction to Mycoplasma bacteria narrated by Dr. David Goodsell. While the core exploration and learning features are available, there are in-app purchases that may unlock additional content or advanced features.

Who is the ideal user for CellWalk?

This app is ideal for students studying biology, educators looking for engaging teaching tools, and anyone with a general curiosity about the inner workings of cells. It's designed to deliver scientific content with clarity and rigor.