# CytoAtlas vs KiKo

The clearest difference is rating: KiKo at 5.0 against CytoAtlas's 4.4. KiKo also leads on update cadence (weekly vs monthly) and review sentiment (100% vs 88%). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

KiKo holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 13 and 22 respectively. Written reviews point the same way: 88% of CytoAtlas's written reviews are positive against 100% of KiKo's.

CytoAtlas ships an update monthly, KiKo weekly. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | CytoAtlas | KiKo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (13 ratings)](https://appshunter.io/ios/app/cytoatlas/id908735518/reviews) | **[5.0 (22 ratings)](https://appshunter.io/ios/app/kiko/id1476144292/reviews)** |
| Number of ratings | 13 | **22** |
| Positive reviews | 87.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | Free |
| Size | 10 MB | 41 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [PROQMS LLC](https://appshunter.io/developer/908735521) | [Objektyv, LLC](https://appshunter.io/developer/1476144291) |

## What reviewers say

### CytoAtlas

[App page](https://appshunter.io/ios/app/cytoatlas/id908735518)

This medical reference app offers a comprehensive cytopathology guide with over 800 high-quality images and more than 120 diagnostic entities. It features an intuitive interface for quick access to diagnostic criteria, morphologic characteristics, and relevant studies, serving as a valuable learning aid and quick reference for professionals and students.

**Highlights:** Over 800 high-quality slide images, 120+ diagnostic entities, Key morphologic characteristics, Intuitive interface, Zoom and pan image function, Reference to journal articles

**Features:** macOS Compatibility

**In-app purchases:** none


### KiKo

[App page](https://appshunter.io/ios/app/kiko/id1476144292)

A platform for medical professionals to publish, collaborate, and discuss cases. Share clinical knowledge, create private study groups, and view pathology images on mobile. Build your reputation by sharing expertise and earning experience points.

**Highlights:** Self-publish medical knowledge, Collaborate with peers, Discuss rare clinical cases, Share pathology images, Create private study groups, Earn experience points (XP)

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

**In-app purchases:** none


## Frequently asked questions

### Is CytoAtlas free?

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

### Is KiKo free?

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

### Which has better reviews, CytoAtlas or KiKo?

KiKo is rated higher. CytoAtlas averages 4.4 out of 5 from 13 ratings, while KiKo averages 5.0 from 22 ratings.

### Do CytoAtlas or KiKo have ads?

Neither CytoAtlas nor KiKo shows ads.

### Which is updated more often, CytoAtlas or KiKo?

CytoAtlas ships an update monthly, and KiKo weekly. Most recently, CytoAtlas was updated on November 1, 2026 and KiKo on November 6, 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.*