Comparison

Case Files vs KiKo

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

Head to head
About

Case Files

This app provides over 50 clinical pathology cases with USMLE-style questions to help medical students learn through real-world patient scenarios. It offers interactive features, study modes, and progress tracking to improve exam scores and clinical problem-solving skills.

Highlights
  • 50+ clinical cases with USMLE-style questions
  • Interactive case discussions and comprehension questions
  • Study, Exam, and Bookmark modes for question review
  • Progress tracking and score storage
  • Clinical pearls and approach to problem-solving
  • iCloud support for multi-device use
Features
Read full description

Master Pathology Through Real Clinical Cases -Learn pathology in the context of real patients. Case Files: Pathology helps you connect disease mechanisms, clinical presentation, and key concepts—so the material finally makes sense. Understand, Don’t Memorize -Pathology is dense and detail-heavy. This app helps you break down complex diseases into clear mechanisms and patterns you can actually understand and retain. Built for Exam Success -Prepare for Step 1 and course exams with focused, high-yield content: -50+ clinical cases -Board-style questions and explanations -Key disease mechanisms and definitions -Reinforced conceptual understanding Learn Faster, Think Smarter -Study mode with instant feedback -Exam mode for timed practice -Bookmark and track progress -Learn in short, focused sessions Trusted Case Files® System -Real-world clinical scenarios -Proven case-based learning -Designed for medical students Get Started -Download to try a sample case. Unlock full access to master pathology. Expanded Apps Privacy Policy: https://expandedapps.com/privacy-policy/ Expanded Apps Terms of Use: https://expandedapps.com/terms-of-use/ Second Edition

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

Case Files4 screens
KiKo4 screens

Verdict

The call

The clearest difference is review sentiment: KiKo at 100% against Case Files's 33%. KiKo also leads on in-app purchases (none vs 6) and update cadence (weekly vs every 19 months). On price, ads, device support and iOS requirement 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. Case Files sells 6 in-app purchases, starting at $7.99 per 7 days. KiKo asks for nothing beyond the download.

UpkeepUpdate frequency

Case Files ships an update every 19 months, KiKo weekly. The most recent releases landed on September 8, 2026 and September 15, 2026 respectively.

Scorecard4 real differences · 6 level
Case Files versus KiKo: the parameters behind the verdict, then further details
ParameterCase FilesKiKo
PriceFreeFree
Rating5.0 (22 ratings) — better
Positive reviews33.3% of reviews100.0% of reviews — better
Number of ratings22 — better
Update frequencyEvery 19 monthsWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.614.0 — better
Further details — not scored
Size21 MB41 MB
Age rating12+17+
DeveloperExpanded AppsObjektyv, LLC

Customer experience

Case Files

Written reviews6 reviews
Positive33.3%
Neutral16.7%
Negative50.0%

KiKo

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

In-app purchases

6 purchases

Case Files

Subscriptions5
  • 1 Week$7.997 Days
  • Weekly Access$11.997 Days
  • 1 Month$18.991 Month
Show 2 more
  • Monthly Access$19.991 Month
  • 1 Year$69.991 Year
One-time1
  • Lifetime$39.99
None

KiKo

No in-app purchases

Questions

Is Case Files free?
Case Files is free to download, with in-app purchases available.
Is KiKo free?
KiKo is free to download, with no in-app purchases.
Do Case Files or KiKo have ads?
Neither Case Files nor KiKo shows ads.
Which is updated more often, Case Files or KiKo?
Case Files ships an update every 19 months, and KiKo weekly. Most recently, Case Files was updated on September 8, 2026 and KiKo on September 15, 2026.

Other comparisons