ClinicalKey AI vs E
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ClinicalKey AI
This app leverages generative AI to provide healthcare professionals with quick, evidence-based clinical insights. It allows for conversational search and offers transparent references for all AI-generated responses, supporting high-quality patient care and continuing education.
- AI-powered clinical insights
- Conversational search
- Transparent references
- CME integration
- Evidence-based medical content
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An existing subscription to ClinicalKey AI is required to use this mobile app. ClinicalKey AI: World class clinical information meets artificial intelligence Designed for today’s busy healthcare professionals, ClinicalKey AI combines trusted, evidence-based clinical content with conversational search powered by generative AI to support clinicians in delivering high-quality patient care. Key features: AI-powered clinical insights: Ask natural language queries and receive precise, AI-generated responses based on trusted medical content. Transparent references: Easily review the full-text, evidence-based sources behind every response for confidence in your decisions. CME integration: Earn, track, and claim CME credits directly in the app with the ClinicalKey AI and ClinicalKey platforms, to support your continuing education. Who it’s for: ClinicalKey AI is intended for licensed clinicians and medical practitioners, and residents and medical students in training who use the product under supervision of a licensed medical practitioner. An institutional or individual subscription to ClinicalKey AI is required to use this mobile app. At this time, the app is only available in English.
E
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E-Vitals – Remote Patient Monitoring E-Vitals is a Remote Patient Monitoring (RPM) mobile application designed to help patients, caregivers, and healthcare providers stay connected and monitor health measurements securely. E-Vitals displays patient health data received from the E-Vitals web platform and connected medical devices. Patients can review their measurements, monitor trends, communicate with their assigned care team, and stay informed about their health data. Healthcare providers and authorized caregivers can review assigned patients' measurements, receive notifications about readings that fall outside provider-defined target ranges, communicate with patients, and manage follow-up activities through the E-Vitals platform. Key Features For Patients: * View blood pressure, pulse, blood glucose, and weight measurements * Review historical measurements and trends * Share measurements with assigned healthcare providers * Securely communicate with assigned providers and caregivers * View health data received from web app (Clinician Dashboard) For Providers and Caregivers: * View measurements for assigned patients * Monitor blood pressure, blood glucose, pulse, and weight * Receive alerts when readings fall outside provider-defined target ranges * Review patient measurement history and trends * Communicate securely with assigned patients * Create and manage patient follow-up activities * View RPM billing and CPT-code eligibility information available through the E-Vitals platform Access: E-Vitals accounts are created and managed by authorized healthcare providers or organizations in web app (Clinician Dashboard). Public self-registration is not available. Medical Disclaimer: E-Vitals is a monitoring and communication tool and does not diagnose, treat, cure, or prevent any medical condition. E-Vitals does not independently interpret medical results. Measurements displayed in the application are received from the E-Vitals web platform and connected devices and should be reviewed by a qualified healthcare professional. Users should not make medical decisions based solely on information displayed in the application. Important Some features and information may vary depending on the user's role, assigned care team and configuration of the E-Vitals web platform.
Screenshots
Verdict
The clearest difference is update cadence: E at every 11 days against ClinicalKey AI's monthly. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ClinicalKey AI ships an update monthly, E every 11 days. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.
| Parameter | ClinicalKey AI | E |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (12 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Monthly | Every 11 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 27 MB | 42 MB |
| Age rating | 17+ | 17+ |
| Developer | Elsevier Inc. | e-Vitals PLLC |
In-app purchases
ClinicalKey AI
No in-app purchases
E
No in-app purchases









