CTisus CT Quick Guides vs Radcalc Reference
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
Radcalc Reference
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Radcalc is an offline-first reference tool for radiologists and imaging professionals. It brings together radiology calculators, incidental findings pathways, and tumor response criteria in a focused native app. Use calculator tools for orientation, browse condensed incidental-finding pathways, and review tumor-response criteria with cited references. All core content is bundled for offline access. Results and references are intended to support professional review, not replace clinical judgment. For educational and professional reference only. Radcalc is not a medical device and does not provide diagnosis or treatment. Verify results against the cited source guideline, local policy, and professional clinical judgment. Do not use for emergencies.
Screenshots
Verdict
CTisus CT Quick Guides and Radcalc Reference are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | CTisus CT Quick Guides | Radcalc Reference |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (6 ratings) — better | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 6 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 52 MB | 21 MB |
| Age rating | 17+ | 17+ |
| Developer | Elliot Fishman | Parikh Radiology, P.L.L.C. |
In-app purchases
CTisus CT Quick Guides
No in-app purchases
Radcalc Reference
No in-app purchases
Questions
Is CTisus CT Quick Guides free?
Is Radcalc Reference free?
Do CTisus CT Quick Guides or Radcalc Reference have ads?
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