# OpenEvidence — Evidence-Based Clinical AI

> Evidence-based clinical decision support and medical search engine for verified healthcare professionals. (iPhone/iPad app by OpenEvidence Inc..)

- Source: https://appshunter.io/ios/app/openevidence/id6612007783 (this page in markdown: same URL + `.md`)
- Developer: [OpenEvidence Inc.](https://appshunter.io/developer/1761260627)
- Category: Medical, Education
- Price: Free
- Rating: 4.90/5 from 11,666 App Store ratings · 278 written reviews indexed
- Age rating: 17+
- Requires: iOS 15.1 · 94 MB
- Languages: American English
- Released: 2024-08-15
- Data updated: 2026-08-29
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/openevidence/id6612007783/reviews.md

## What is OpenEvidence?

Clinical Decision Support & Medical Search Engine for Healthcare Professionals (NPI Required)

OpenEvidence is the most widely used clinical decision support platform and medical search engine among U.S. clinicians. According to independent studies, more American physicians use OpenEvidence than all other AI platforms combined. OpenEvidence is trusted by millions of verified healthcare professionals to make high-stakes clinical decisions at the point of care with answers that are sourced, cited, and grounded in peer-reviewed medical literature. 

Founded with the mission to organize and expand the world's collective medical knowledge, OpenEvidence is actively used daily by the majority of physicians in the United States. OpenEvidence is free for all verified U.S. clinicians. 

AN OFFICIAL AI PARTNER OF:
The New England Journal of Medicine (NEJM)
The Journal of the American Medical Association (JAMA) and its 11 specialty journals
National Comprehensive Cancer Network (NCCN)
Nature
Cochrane Library
Wiley

WHAT YOU GET:
• Specific answers to clinical questions, with every claim cited to its source
• 35 million+ peer-reviewed papers, 300+ medical journals, plus FDA and CDC sources
• Licensed full text from NEJM, JAMA, Nature, Cochrane, and others
• EvidenceGrade™: see the strength of the evidence behind every answer
• CME and MOC credits, earned by asking questions
• Visits for ambient documentation, Dialer for secure patient calls, and Voice Mode for hands-free answers

CONTENT AGREEMENTS AND COLLABORATIONS:
American Academy of Family Physicians (AAFP)
American College of Cardiology (ACC)
American Diabetes Association (ADA)
American Academy of Pediatrics (AAP)
American College of Obstetricians and Gynecologists (ACOG)
American College of Emergency Physicians (ACEP)
ASCO Guidelines
American Academy of Orthopaedic Surgeons (AAOS)
American Academy of Ophthalmology (AAO)
American Urological Association (AUA)
Plus AAO-HNS, GINA, SNO, SSO, and more.

IN USE ACROSS:
10,000+ hospitals and medical centers nationwide, including Mayo Clinic, Mount Sinai, Cedars-Sinai, MSKCC, and Sutter Health.

WHY CLINICIANS TRUST US:
• HIPAA compliant across the platform
• NEJM, JAMA, Nature, and NCCN—official content partners 

• Tens of millions of clinical consultations per month


WHAT CLINICIANS SAY:

“OpenEvidence is currently the best AI tool for medical information.”
— Dr. Paul Sax, Infectious Disease, Brigham and Women’s Hospital, Review in The New England Journal of Medicine Journal Watch (now NEJM Clinician)

“In a morning report, a resident had a question that I didn’t know the answer to, but we were able to open OpenEvidence and get an answer on the spot.”
— Dr. Kyle P. Lehenbauer, Minneapolis Veterans Affairs Medical Center

“I use OpenEvidence multiple times during the day and every day. I am a better doc because of this. I expand my differential diagnoses and verify the science behind choices of treatments.”
— Dr. Sharon E. Martin, Southern Huntingdon Medical Center


Important note: OpenEvidence is available only to healthcare professionals. Users must verify their healthcare professional status before using OpenEvidence.

## Key features

- Clinical decision support
- Medical search engine
- Sourced from peer-reviewed literature
- FDA and CDC data integration
- Partnerships with leading medical journals
- Verified healthcare professional access

## Chart rankings

- #31 in Top Free · Medical (US App Store)

## What do users think of OpenEvidence?

Overall sentiment: positive

**Pros**

- 🚀 Accurate and concise answers
- 💡 Provides references and sources
- 👍 Helpful for clinical practice
- 🚀 Efficient search and retrieval
- 👍 Invaluable quick reference tool
- 👍 Excellent and reliable resource

**Cons**

- 🐛 App not working in latest update
- ⚠️ Requires specific prompts for complete information

**Commonly reported bugs**

- App not working in latest update

**Most requested features**

- Availability on MacBook
- Integration with clinical workflows and EMRs

## Recent user reviews (10 of 278)

All indexed reviews: https://appshunter.io/ios/app/openevidence/id6612007783/reviews.md

### 5/5 — Great references

*2026-08-20, version 2.9.24*

It is fast and accurate during the fast pace work at pcp office !

### 5/5 — Best medical tool

*2026-08-19, version 2.9.24*

Simply indispensable for medical practice in the modern world

### 5/5 — Excelent

*2026-08-13*

Excelent performance , accurate data, fast processing

### 5/5 — Melhor IA para medicina

*2026-08-11*

Melhor IA para medicina. Faz o resumo do assunto com as referências bibliográficas

### 1/5 — Can’t register

*2026-08-10, version 2.9.21*

I’ve tried twice to register, never received a code, can’t register, ugh help

### 4/5 — 表が見切れる

*2026-08-06*

疾患の特徴から、治療の選択、ピットフォールまで、文献色々調べてくれるから、困ったときに使いやすくて、いつも助かってる。
ただ、表が見切れるのが玉に瑕。しばらく置いてたら治るかと思ってたけど、一向に治らない。表示の仕方が悪いのかもしれないけど、重要そうなところで表が見切れて、上下にスクロールしても別の文章が表示される。非常にストレス。

### 5/5 — Incrivel

*2026-08-05*

Aplicativo excelente para ajudar nas condutas medicas

### 5/5 — Lifesaver

*2026-08-05, version 2.9.21*

This has been extremely helpful throughout my medical and psychiatric journey. I especially appreciate the ability to compare information in an evidence-based manner while having access to literature that is clean, concise, comprehensive, and expansive without losing focus. It allows me to quickly understand complex topics, evaluate different perspectives, and stay informed while still getting to the point. Overall, it has been an invaluable resource for both my clinical practice and continued professional growth.

### 5/5 — Excelente

*2026-08-04*

Excelente

### 5/5 — State of art myocardial perfusion imaging

*2026-07-30*

Myocardial Perfusion Imaging

## Frequently asked questions about OpenEvidence

### What is OpenEvidence?

OpenEvidence is a clinical decision support platform and medical search engine designed for verified healthcare professionals. It provides answers to clinical questions by sourcing information from peer-reviewed medical literature, the FDA, and the CDC, helping professionals make informed decisions at the point of care.

### Who can use OpenEvidence?

OpenEvidence is exclusively available for healthcare professionals who can verify their status. This includes physicians and other medical practitioners who require access to up-to-date, evidence-based medical information for their practice.

### What kind of information does OpenEvidence provide?

The app provides evidence-based answers grounded in peer-reviewed medical literature. It integrates content from over 300 medical journals, as well as data from the FDA and CDC, and has official AI partnerships with prominent medical publications like The New England Journal of Medicine and JAMA.

### How does OpenEvidence compare to other medical search tools?

Users have reported that OpenEvidence is more up-to-date and useful than traditional search engines like Google or PubMed for clinical decision-making. Its interactive nature allows for specific questions and answers tailored to patient cases, offering a personalized consult experience.

### Is there a cost to use OpenEvidence?

Based on the provided information, the app is available for free to verified healthcare professionals. There are no mentions of subscription fees or in-app purchases for accessing its core features.

## Version history (last 5 releases)

### 2.9.25 — 2026-08-21

* NEJM, JAMA, Nature, and NCCN content partnership
* OE Education Platform - Earn CE and MOC credits from a personalized dashboard
* EvidenceGrade™ - See the strength of cited evidence beneath each AI answer

### 2.9.24 — 2026-08-12

* NEJM, JAMA, Nature, and NCCN content partnership
* OE Education Platform - Earn CE and MOC credits from a personalized dashboard
* EvidenceGrade™ - See the strength of evidence used in an OpenEvidence answer

### 2.9.21 — 2026-08-01

* NEJM, JAMA, and NCCN content partnership
* Streamlined experience during answer writing
* Performance enhancements

### 2.9.20 — 2026-07-26

* NEJM, JAMA, and NCCN content partnership
* Streamlined experience during answer writing
* Performance enhancements

### 2.9.19 — 2026-07-24

* NEJM, JAMA, and NCCN content partnership
* Streamlined experience during answer writing
* Performance enhancements

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-29.*