Comparison

CytoAtlas vs KiKo

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CytoAtlas

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
Read full description

CytoAtlas provides a quick and handy cytopathology reference tool focusing on diagnostic criteria. Content: - Over 800 high-quality slide images from exfoliative and aspiration cytology - Over 120 diagnostic entities in Cytopathology categorized by different organ systems - Slide images, including direct smears, cell blocks, and liquid-based preparations - Key morphologic characteristics, including architecture, nuclear, and cytologic features - Reference to journal articles and ancillary studies, if relevant Features - Intuitive and distraction-free interface - Chapters can be navigated by scrolling up and down - Images can be opened by tapping and selecting a diagnostic entity - Multiple images can be navigated by swiping across - High-quality slide images with zoom and pan function - Key features can be accessed by tapping an icon at the bottom - CytoAtlas requires an active internet to view images CytoAtlas is a learning aid for physicians, medical students, and technologists interested in cytopathology. It also provides a quick reference resource for common cytologic diagnoses. Created by Cytopathologists, the current database has high-quality slide images with morphologic descriptions and highlighted key features in over 100 diagnostic entities. In this initial release, we have included the most common entities encountered in the practice of exfoliative and aspiration cytology, including normal and malignant.

About

KiKo

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
Read full description

KiKo — Knowledge In, Knowledge Out—is a platform for doctors, researchers, and other medical professionals to self-publish, collaborate, and talk shop. Gain clinical experience by seeing rare cases from top doctors in your field! Create private study groups to share clinical pearls with your fellow medical students and residents! View and share whole-slide pathology images on your mobile device! Collaborate privately with your colleagues from other institutions! Build your reputation by sharing your knowledge and earning XP!

Screenshots

CytoAtlas3 screens
KiKo4 screens

Verdict

The call

The clearest difference is rating: KiKo at 5.0 against CytoAtlas's 4.3. 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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

KiKo holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 12 and 22 respectively. Written reviews point the same way: 88% of CytoAtlas's written reviews are positive against 100% of KiKo's.

UpkeepUpdate frequency

CytoAtlas ships an update monthly, KiKo weekly. Both last shipped on September 15, 2026.

Scorecard4 real differences · 6 level
CytoAtlas versus KiKo: the parameters behind the verdict, then further details
ParameterCytoAtlasKiKo
PriceFreeFree
Rating4.3 (12 ratings)5.0 (22 ratings) — better
Positive reviews87.5% of reviews100.0% of reviews — better
Number of ratings1222 — better
Update frequencyMonthlyWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.014.0 — better
Further details — not scored
Size10 MB41 MB
Age rating17+17+
DeveloperPROQMS LLCObjektyv, LLC

Customer experience

CytoAtlas

All ratings12 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews8 reviews
Positive87.5%
Neutral0.0%
Negative12.5%

KiKo

All ratings22 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

CytoAtlas

No in-app purchases

None

KiKo

No in-app purchases

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 4.3 out of 5 from 12 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 September 15, 2026 and KiKo on September 15, 2026.

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