Comparison

CT Passport Head vs 3D解剖学アトラス:iRis

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

Head to head
About

CT Passport Head

Features
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CT Passport is the anatomy learning app that has been made for all of the people who want to learn, such as doctors, nurses and medical radiation technologists, clinical laboratory technicians, medical students, the human anatomy. Currently, we are now like to see on a daily basis 3D image, really in order to understand the three-dimensional, you must work to rebuild in the head by analyzing the image of the plane. In this app, and displays the anatomy name at the touch of a image, not only examined a portion of interest immediately, it is capable of switching display of the axis position cross-sectional, and coronal cross-sectional, and sagittal cross-section, of a selected site you can grasp the positional relationship instantly. Now take this passport in hand, enjoy the journey of human anatomy at the tip of his finger. [From the image] Head CT image    Axis position cross-section the number of slices: 32 sheets    Coronal section number of slices: 41 sheets    Sagittal section the number of slices: 31 sheets Anatomy Name Number: 167 item 【function】 ■ selection of anatomical name from the CT image  You it is possible to freely select the anatomical name that has been color-coded at the touch of a finger into the image. ■ switching display of the cross-section By selecting the sub-screen, you can cross-section and the switching display of purpose. ■ display of the selected range  And displays color-coded selectable anatomical range on the image. ■ display of brain leaf classification It can display a large anatomy of the brain on the CT image. Brain cerebellopontine medulla oblongata over in over the frontal parietal temporal lobe occipital lobe ■ display of cerebral blood flow area  The blood flow region in the brain can be displayed on the CT image.  Anterior cerebral artery middle cerebral artery posterior cerebral artery (end branch-center branch)  Choroidal artery basilar artery on the cerebellar artery anterior inferior cerebellar artery after inferior cerebellar artery ■ switching of image conditions   You can switch the display of the brain parenchyma conditions-bone condition. ■ larger image   Scaling button or, you can change the size of the image by pinch in-out the screen ■ Support for multiple languages (English, German, Japanese, Chinese, Italian, French, Spanish, Korean, Arabic, Portuguese, Russian, Hindi, Vietnamese)

About

3D解剖学アトラス:iRis

A detailed 3D anatomical atlas for medical professionals, offering high-definition models and search functionality. Explore intricate anatomical details, including fine nerves and vascular structures, for enhanced learning and education.

Highlights
  • High-definition 3D anatomical models
  • Searchable anatomical information
  • Model visibility controls
  • Cross-section visualization
  • Key atlas for critical anatomy
Features
Read full description

医療従事者の皆様の学習・教育への活用を目的とした3DアトラスをあなたのiPhone / iPadで。 ○高精細なモデル  脳神経外科医監修のもと、微細な神経を始めとした従来の3Dアトラスでは見られない解剖情報が確認できます。  海綿静脈洞や脳幹内の神経線維も表現。 ○その他機能  ・解剖情報の検索機能  ・モデルの表示/非表示機能  ・切断面の可視化機能  ・重要な場面を再現するキーアトラス機能

Screenshots

CT Passport Head4 screens
3D解剖学アトラス:iRis4 screens

Verdict

The call

The clearest difference is price: CT Passport Head at $11.99 against 3D解剖学アトラス:iRis's $40.99. CT Passport Head also leads on update cadence (every 9 days vs every 44 months) and iOS requirement (8.0 vs 12.0). On ads, in-app purchases and device support 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

CT Passport Head costs $11.99 and 3D解剖学アトラス:iRis $40.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

CT Passport Head ships an update every 9 days, 3D解剖学アトラス:iRis every 44 months. Both last shipped on October 24, 2026.

Scorecard3 real differences · 5 level
CT Passport Head versus 3D解剖学アトラス:iRis: the parameters behind the verdict, then further details
ParameterCT Passport Head3D解剖学アトラス:iRis
Price$11.99 — better$40.99
Positive reviews—60.0% of reviews
Update frequencyEvery 9 days — betterEvery 44 months
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS8.0 — better12.0
Further details — not scored
Size67 MB491 MB
Age rating4+12+
DeveloperKazuya Takayama株式会社Kompath

In-app purchases

None

CT Passport Head

No in-app purchases

None

3D解剖学アトラス:iRis

No in-app purchases

Questions

Is CT Passport Head free?
CT Passport Head costs $11.99, with no in-app purchases.
Is 3D解剖学アトラス:iRis free?
3D解剖学アトラス:iRis costs $40.99, with no in-app purchases.
Do CT Passport Head or 3D解剖学アトラス:iRis have ads?
Neither CT Passport Head nor 3D解剖学アトラス:iRis shows ads.
Which is updated more often, CT Passport Head or 3D解剖学アトラス:iRis?
CT Passport Head ships an update every 9 days, and 3D解剖学アトラス:iRis every 44 months. Most recently, CT Passport Head was updated on October 24, 2026 and 3D解剖学アトラス:iRis on October 24, 2026.

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