Comparison

BerlinCaseViewer vs decimal3D

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

Head to head
About

BerlinCaseViewer

This app provides medical imaging education for iOS devices, featuring MRI, X-rays, CT scans, and ultrasound images. Developed by radiologists, it offers case collections, multiple-choice questions, and colored overlays to aid diagnosis and learning.

Highlights
  • Medical imaging case collection
  • Multiple-choice diagnostic questions
  • Colored overlays for image guidance
  • High-resolution image data sets
  • Clinical information and differential diagnoses
  • Regularly updated learning modules
  • Offline access
Features
Read full description

The BerlinCaseViewer brings medical imaging to your iOS device. MRI, X-rays, CT scans and ultrasound images: Discover our case collection and solve cases yourself. At home, on the go or wherever you like. To give you a realistic learning experience, the BerlinCaseViewer app is developed by radiologists for you! FEATURES OF BERLINCASEVIEWER Test your imaging knowledge with multiple-choice questions during case work-up. Colored overlays help you find the right spot on the image to lead you to the diagnosis. Get access to an extensive collection of medical image data sets, displayed in high resolution, and curated by experienced specialists for different diseases. Discover complete image data sets with related clinical information and relevant differential diagnoses. We are currently covering these imaging topics: Rheumatic diseases like rheumatoid arthritis, psoriatic arthritis, axial spondyloarthritis, and scleroderma Anatomy and diseases of the wrist Orthopedic diseases like degenerative disc disease, osteitis condensans, and osteoarthritis Pulmonary infections and their differential diagnoses: Viral pneumonia, hypertensive edema, bacterial pneumonia, pulmonary fibrosis, aspergillosis, acute respiratory distress syndrome (ARDS) Stay in the know with regularly new learning modules to download directly from the
 app and solve our free Case of the Month. Learn anywhere. Download once, use offline anytime. Get your iPhone or iPad ready for the next generation of professional training and learn all about interpreting medical images! Plus, it’s fun to work our cases! WHAT PEOPLE SAY ABOUT OUR APP Amazing app! Beautiful MSK cases with many rheumatology cases, multiple-choice questions and a summary at the end. (Dr. Serfaty, Brazil) It’s a really good app. I like the MSK cases. (Dr. Robinson, Australia) This app is a great tool for self-learning and self-assessment with learning modules in English and German language. Overall, very useful for radiology residents and young radiologists! (Dr. Terzic, Bosnia and Herzegovina)

About

decimal3D

This medical software helps radiation therapy professionals design and order patient-specific devices for external beam radiation therapy. It captures 3D renderings of treatment areas and allows for quick digitization and design of electron apertures, with one-click ordering for next-day delivery.

Highlights
  • 3D patient treatment area capture
  • Digitize and design electron apertures
  • One-click ordering for custom devices
  • FDA cleared medical software
  • Streamlined radiation therapy workflow
Read full description

decimal3D is a medical software device that is cleared for use by the US FDA (510k #: K192554). It is used by radiation therapy professionals to design and order patient-specific devices for use in treating patients using external beam radiation therapy. This app requires customers to first contact .decimal in order to sign a Customer Agreement and establish user accounts for application access. Built for use with the Structure Sensor by Occipital. decimal3D is an iPad App that enables users to capture a 3D full color, dimensionally accurate rendering of any patient's treatment area. Our simple to use app then allows users to quickly digitize the shape of the physician drawn treatment area and design the required electron aperture. From this App, users can then access our one-click ordering for an electron aperture to be manufactured by our company and it will arrive the next day. decimal3D offers the following benefits to radiation oncology clinics: - Replaces the old clinical electron setup process with a high-tech, efficient solution - Decreases the number of steps in your workflow - Facilitates a better work environment by reducing stress on staff and patients - Provides less potential for accidents and errors - Decreases potential for delays that impact patient wait time and satisfaction For further information please visit: dotdecimal.com

Screenshots

BerlinCaseViewer4 screens

Verdict

The call

The clearest difference is in-app purchases: decimal3D at none against BerlinCaseViewer's 16. decimal3D also leads on rating (5.0 vs 4.6). BerlinCaseViewer's advantage is ratings volume (18 vs 3) and device support (4 vs 1). On price, update cadence and ads 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. BerlinCaseViewer sells 16 one-off in-app purchases. decimal3D asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

decimal3D holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: BerlinCaseViewer has 18 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

Scorecard6 real differences · 4 level
BerlinCaseViewer versus decimal3D: the parameters behind the verdict, then further details
ParameterBerlinCaseViewerdecimal3D
PriceFreeFree
Rating4.6 (18 ratings)5.0 (3 ratings) — better
Positive reviews90.9% of reviews—
Number of ratings18 — better3
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Mac — betteriPad
Requires iOS9.1 — better15.6
Further details — not scored
Size40 MB39 MB
Age rating17+17+
DeveloperBerlinFlame GmbH.decimal, LLC

Customer experience

BerlinCaseViewer

All ratings18 ratings
Positive88.9%
Neutral5.6%
Negative5.6%
Written reviews11 reviews
Positive90.9%
Neutral9.1%
Negative0.0%

decimal3D

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

16 purchases

BerlinCaseViewer

One-time16
  • Primer on imaging of arthritisFree
  • Pulmonary diseases on CTFree
  • Pulmonary diseases (small)Free
Show 13 more
  • Case of the month - MSKFree
  • MRI anatomy of the ulnar nerveFree
  • Case of the month - CARD/PULFree
  • MSK.cases ENGFree
  • Primer to chest X-ray GERFree
  • Radiology from Brazil, EnglishFree
  • Chest X-ray | IntroductionFree
  • Arthritis 101 ChineseFree
  • Radiology from Brazil - BRAFree
  • MSK.CASES Portuguese versionFree
  • Chest X-ray | part 2$3.99
  • Enthesitis and Osteitis GERMAN$11.99
  • Grading of sacroiliitis$12.99
None

decimal3D

No in-app purchases

Questions

Is BerlinCaseViewer free?
BerlinCaseViewer is free to download, with in-app purchases available.
Is decimal3D free?
decimal3D is free to download, with no in-app purchases.
Which has better reviews, BerlinCaseViewer or decimal3D?
decimal3D is rated higher. BerlinCaseViewer averages 4.6 out of 5 from 18 ratings, while decimal3D averages 5.0 from 3 ratings.
Do BerlinCaseViewer or decimal3D have ads?
Neither BerlinCaseViewer nor decimal3D shows ads.
Which is updated more often, BerlinCaseViewer or decimal3D?
BerlinCaseViewer ships an update every 2 months, and decimal3D every 2 months. Most recently, BerlinCaseViewer was updated on October 14, 2026 and decimal3D on October 6, 2026.

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