ROX Index vs VentXplorer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ROX Index
This medical app assists doctors and students in calculating the ROX index, a tool to predict the success or failure of High-Flow Nasal Cannula (HFNC) therapy, primarily studied in pneumonia patients. It simplifies the calculation using SpO2, FiO2, and Respiratory Rate.
- ROX index calculation
- Predicts HFNC success/failure
- Primarily for pneumonia patients
- Uses SpO2, FiO2, and RR
- Assists doctors and medical students
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The application is designed for doctors and medical students that helps to calculate ROX. ROX is an index that is formulated to predict the chance of success or failure of HFNC. It has been studied mostly in patients with Pneumonia. It is calculated as – Oxygen saturation (SpO2) / Fraction of Inspired Oxygen (FiO2) X Respiratory rate (RR) (Range for SpO2 : 70% – 100%, Range for FiO2 : 21% – 100%, Range for RR : 12/min – 70/min) As is obvious, the higher the index, the better is the chance of success. Ref link - https://www.med-specialists.net/wp-content/uploads/2021/04/ROX-Index-Management-Guidelines-of-HFNC-MSA.pdf
VentXplorer
A comprehensive learning tool for healthcare professionals to understand mechanical ventilation. It offers interactive waveform graphics and evidence-informed explanations to master ventilator concepts, modes, and troubleshooting. Study anytime, anywhere with offline access and a privacy-first design.
- Interactive waveform visualization
- Educational modules on ventilation
- Troubleshooting guides for common patterns
- Offline access for study
- Privacy-first design with no data tracking
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VentXplorer is a comprehensive learning tool designed for physicians, medical students, respiratory therapists, and healthcare professionals who want to deepen their understanding of mechanical ventilation. Created by clinicians, VentXplorer transforms complex ventilator concepts into an intuitive, visual learning experience. With interactive waveform graphics and evidence-informed explanations, the app helps users build a solid foundation in ventilator management—from the basics of volume control to the nuances of waveform interpretation. Key Features: • Waveform Visualization Learn how to recognize pressure-time, volume-time, and flow-time scalar curves across common ventilator modes. • Educational Modules Master core principles of ventilation—including modes, alarms, and settings—through concise, high-yield lessons. • Troubleshooting Guides Explore common patterns and pitfalls in ventilation to reinforce key concepts and deepen clinical understanding. • Offline Access Study anytime, anywhere—perfect for ICUs, simulation labs, commutes, or exam preparation. • Privacy-First Design No logins, no internet required, and no data tracking. Everything stays on your device. Whether you’re rotating through your first ICU, preparing for exams, or simply refreshing your knowledge, VentXplorer is your pocket-sized ventilator textbook—built for learning at your own pace and on your own terms. Designed by clinicians. Made for learners.
Screenshots
Verdict
The clearest difference is device support: ROX Index at 3 against VentXplorer's 1. ROX Index also leads on iOS requirement (11.0 vs 17.6). VentXplorer's advantage is ratings volume (3 vs 1). On price, rating, review sentiment and update cadence 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for ROX Index against 5.0 for VentXplorer. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
ROX Index ships an update every 3 weeks, VentXplorer monthly. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.
| Parameter | ROX Index | VentXplorer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (3 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 10 MB | 6 MB |
| Age rating | 4+ | 17+ |
| Developer | Satish Deopujari | Michael Brockman |
Customer experience
ROX Index
VentXplorer
In-app purchases
ROX Index
No in-app purchases
VentXplorer
No in-app purchases
Questions
Is ROX Index free?
Is VentXplorer free?
Which has better reviews, ROX Index or VentXplorer?
Do ROX Index or VentXplorer have ads?
Which is updated more often, ROX Index or VentXplorer?
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