Comparison

iRadTech Lite vs CT

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

Head to head
About

iRadTech Lite

This app serves as a demo for a radiographic positioning guide, offering detailed instructions for medical imaging procedures. It includes technical factors, patient positioning, and image quality points, along with representative images and a search function.

Highlights
  • Detailed instructions for radiographic positions
  • Suggested technical factors
  • Patient and part positioning guidance
  • Representative radiographic images
  • Search function
  • My Routines for custom groupings
  • My Notes for saving unrelated information
Features
Read full description

iRadTech Lite for iPhone and iPad with 6 positions: iRadTech Lite is a FREE demo of iRadTech, a radiographic positioning guide. It demonstrates these features of iRadTech: • Similar to x-ray pocket guide or reference booklet • Detailed instructions for more than 200 radiographic positions (in the full app, iRadTech. iRadTech Lite has 6 for demo purposes). Contents of position instructions: 1. suggested technical factors 2. image receptor size and orientation 3. patient and part positioning 4. respiration instructions 5. central ray entrance/exit points and angulation 6. image quality points 7. structures demonstrated • Representative radiographic image which can be enlarged for closer inspection. • Enlargeable photograph of properly positioned human model showing the correctly collimated area of interest with the central ray entry point. • A helpful NOTE tab for every position; save techniques, special terms, or other helpful information. • Search function finds search term in position titles and/or instructions. • My Routines function allows grouping of selected positions into a saved routine. • My Notes function allows saving notes not related to a position. • Developed using the ARRT Content Specifications to include nearly all ARRT entry-level radiographic positions. 1. “OPTIONAL” positions are included which may be ordered in clinical practice. These OPTIONAL positions are judged by the authors and other educational colleagues as handy references, but are not listed on the ARRT Radiography Content. • Instructions referenced to the most recent ASRT Radiography Curriculum and national positioning texts. • Content is written, edited and expanded by two Ph.D. radiography educators, each with extensive authoring experience and more than 30 years of teaching experience. • A convenient guide to positioning the patient and a valuable study aid for radiography students. • A great reference and review tool for technologists and clinical instructors.

About

CT

This app provides a didactic and effective way for students, radiologists, and bio-image graduates to learn and reinforce their knowledge of computed tomography protocols. It features a human body model with selectable protocols, detailing essential information for each study.

Highlights
  • Human body model for protocol selection
  • Detailed protocol information
  • Indications and preparation guidance
  • Scout view and FOV details
  • Cut thickness and gap information
  • Window settings and reconstruction plans
  • Protocol-specific images
Features
Read full description

CT - Computed Tomography is an app that was created for all students, radiologists and Graduates in Bio-Image production who wish to learn or reinforce their knowledge in a simple way. Within the app you will find a human body where you can select different protocols and learn in a didactic and effective way. In each section of the human body you will find the information necessary to carry out your computed tomography study: - Indications - Previous preparation - Scout view - Fov - Cut thickness and gap - Windows - Reconstruction plans, etc. Also in each protocol you find different images. Wouldn't you like to always have a help for your studies at hand and be able to reinforce your knowledge? Download CT - Computed Tomography for FREE! All information provided in this app is to support the study, nothing should be taken as a medical recommendation of any kind. If you have any questions, consult your trusted doctor.

Screenshots

iRadTech Lite4 screens
CT4 screens

Verdict

The call

The clearest difference is review sentiment: CT at 100% against iRadTech Lite's 25%. CT also leads on ratings volume (12 vs 4). iRadTech Lite's advantage is rating (5.0 vs 4.5) and ads (none vs shown). On price, update cadence, 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

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

ReceptionRating · Positive reviews · Number of ratings

iRadTech Lite holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 12 respectively. Written reviews complicate that: 25% of iRadTech Lite's written reviews are positive against 100% of CT's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

iRadTech Lite ships an update every 21 months, CT every 12 months. The most recent releases landed on October 2, 2026 and September 26, 2026 respectively.

Scorecard5 real differences · 5 level
iRadTech Lite versus CT: the parameters behind the verdict, then further details
ParameteriRadTech LiteCT
PriceFreeFree
Rating5.0 (4 ratings) — better4.5 (12 ratings)
Positive reviews25.0% of reviews100.0% of reviews — better
Number of ratings412 — better
Update frequencyEvery 21 monthsEvery 12 months — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.0 — better13.0
Further details — not scored
Size32 MB55 MB
Age rating12+12+
DeveloperBallinger and Bruckner, LLPFabricio Tarter

Customer experience

iRadTech Lite

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews12 reviews
Positive25.0%
Neutral25.0%
Negative50.0%

CT

All ratings12 ratings
Positive91.7%
Neutral0.0%
Negative8.3%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

iRadTech Lite

No in-app purchases

None

CT

No in-app purchases

Questions

Is iRadTech Lite free?
iRadTech Lite is free to download, with no in-app purchases.
Is CT free?
CT is free to download, with no in-app purchases.
Which has better reviews, iRadTech Lite or CT?
iRadTech Lite is rated higher. iRadTech Lite averages 5.0 out of 5 from 4 ratings, while CT averages 4.5 from 12 ratings.
Do iRadTech Lite or CT have ads?
CT shows ads; iRadTech Lite does not.
Which is updated more often, iRadTech Lite or CT?
iRadTech Lite ships an update every 21 months, and CT every 12 months. Most recently, iRadTech Lite was updated on October 2, 2026 and CT on September 26, 2026.

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