# CellAtlas vs Commodin

CellAtlas and Commodin are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 22, 2026 and June 24, 2026 respectively.

## The numbers

| Metric | CellAtlas | Commodin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (21 ratings)](https://appshunter.io/ios/app/cellatlas/id413226907/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 88.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 106 MB | 99 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [CellaVision AB](https://appshunter.io/developer/1185675201) | [Diego Rios](https://appshunter.io/developer/1149122120) |

## What reviewers say

### CellAtlas

[App page](https://appshunter.io/ios/app/cellatlas/id413226907)

Explore blood cell morphology with expert-written lectures and a vast image database. Test your knowledge with an engaging quiz game designed for efficient learning.

**Highlights:** Blood cell morphology guide, Expert-written mini lectures, Extensive cell image database, CellQuiz game, Knowledge testing

**In-app purchases:** none

**What reviewers like**

- 👍 Great for learning morphology
- 👍 Helpful study tool
- 👍 Fun quiz format
- 👍 Easy to navigate
- 👍 Good for review

**What reviewers complain about**

- ⏰ Ridiculous timer
- ⏰ Too little time
- ⏰ Timer causes mistakes
- ⏰ Timer prevents practice
- 🐛 Quiz is broken/rigged

**Reported bugs**

- Timer is too short
- Quiz moves too slowly after correct answer
- Duplicate images that only one counts
- App not opening on some devices
- Missing WBCs

**Requested features**

- Remove timer option
- Untimed mode
- More time for quizzes
- Quizzes for specific cells/sections
- More images/examples


### Commodin

[App page](https://appshunter.io/ios/app/commodin/id1151186008)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CellAtlas free?

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

### Is Commodin free?

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

### Do CellAtlas or Commodin have ads?

Neither CellAtlas nor Commodin shows ads.

### Which is updated more often, CellAtlas or Commodin?

CellAtlas ships an update every 2 months, and Commodin every 2 months. Most recently, CellAtlas was updated on September 22, 2026 and Commodin on June 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.*