Radiology Toolbox Lite vs CTisus CT Quick Guides
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Radiology Toolbox Lite
This medical reference app provides quick access to essential facts and tools for radiologists, residents, and students. It includes calculators, criteria, and reference data that are frequently looked up, with an option to unlock more content via in-app purchase.
- Radiographic contrast premedication
- GFR calculator
- Solitary pulmonary nodule criteria
- Gastric Emptying times
- Radioisotope half lives
- In-app purchase for Pro version
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Radiology Toolbox is the radiologist’s ectopic brain. Now downloaded by more than 79,000 users in over 115 countries! Radiology Toolbox is designed by a practicing radiologist to help radiologists, residents, medical students, radiology technologists and technology students. These are the facts you keep looking up over and over. We looked them up so you don't have to! Always available on your iPhone or iPad. *** Free introductory version! *** Useful tools include: * Radiographic contrast premedication * GFR calculator * Solitary pulmonary nodule criteria * Gastric Emptying times * Radioisotope half lives Many more tools available through an In-app purchase to the full content from the Pro version.
CTisus CT Quick Guides
This medical reference app provides radiologists and other healthcare professionals with curated CT images, imaging pearls, and clinical findings across 17 diverse topics. Key information is organized into critical findings, etiology, epidemiology, presentation, and prognosis for each subject.
- Curated CT images
- Imaging pearls
- Clinical findings
- 17 topic sections
- Critical CT findings
- Etiology, epidemiology, presentation, prognosis
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CTisus CT Quick Guides is a unique application that combines select CT images with imaging pearls and important clinical findings across a range of topics important to the radiologist and other medical professionals. The topics are varied and divided into 17 unique sections ranging from the adrenal gland to the vascular system. In each section there are multiple topics ranging from infectious and inflammatory disease to oncology. In each section key information is divided into subsections including the critical CT findings, etiology, epidemiology, presentation and prognosis. We will continue to expand these modules which have won praise from our users especially as they are shared on our social media pages. Please let us know what additional topics you would like covered and any feedback on how we can improve the application. We hope you find it an important educational experience.
Screenshots
Verdict
The clearest difference is rating: CTisus CT Quick Guides at 4.8 against Radiology Toolbox Lite's 2.3. CTisus CT Quick Guides also leads on in-app purchases (none vs 1). Radiology Toolbox Lite's advantage is iOS requirement (9.0 vs 16.6). On price, ratings volume, 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
Both are free to download. Radiology Toolbox Lite sells 1 one-off in-app purchase. CTisus CT Quick Guides asks for nothing beyond the download.
CTisus CT Quick Guides holds the better App Store score, 4.8 against 2.3. Both are backed by a comparable volume of ratings — 3 and 6 respectively.
Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.
| Parameter | Radiology Toolbox Lite | CTisus CT Quick Guides |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (3 ratings) | 4.8 (6 ratings) — better |
| Positive reviews | 42.9% of reviews | — |
| Number of ratings | 3 | 6 — better |
| Update frequency | Every 6 months | Every 6 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 9.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 27 MB | 52 MB |
| Age rating | 17+ | 17+ |
| Developer | Softcode Systems, Inc. | Elliot Fishman |
Customer experience
Radiology Toolbox Lite
CTisus CT Quick Guides
In-app purchases
Radiology Toolbox Lite
- Radiology Toolbox Upgrade to All Pro FeaturesFree
CTisus CT Quick Guides
No in-app purchases
Questions
Is Radiology Toolbox Lite free?
Is CTisus CT Quick Guides free?
Which has better reviews, Radiology Toolbox Lite or CTisus CT Quick Guides?
Do Radiology Toolbox Lite or CTisus CT Quick Guides have ads?
Which is updated more often, Radiology Toolbox Lite or CTisus CT Quick Guides?
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