{"app_store_id":6612007783,"slug":"openevidence-6612007783","name":"OpenEvidence","subtitle":"Evidence-Based Clinical AI","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/a3/de/b4/a3deb4e0-87af-e52f-98d6-4ff5bee7c839/AppIcon-0-0-1x_U007epad-0-1-85-220.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/openevidence/id6612007783?uo=4","price":0,"currency":"USD","rating":4.923,"rating_count":12091,"in_app_purchases":false,"recent_rating":4.4,"recent_review_count":20,"reviews_checked_at":"2026-10-17T05:00:13.884Z","primary_genre":"Medical","version_date":"2026-09-29T18:21:35Z","updated_at":"2026-10-20T04:13:11.692Z","stale":false,"missing_since":null,"one_liner":"Medical search and clinical decision support for healthcare professionals, with answers cited to medical literature.","verified_maker":false,"maker_site":null,"file_size_bytes":99253248,"minimum_os":"15.1","content_rating":"17+","language_count":1,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/1e/ad/b7/1eadb7fb-9475-d4c9-c744-3536e8a79d03/img1-1242.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/88/be/58/88be58f2-39f7-6327-ab90-7425e58dd365/img2-1242.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/2c/b4/79/2cb479d4-9ed8-2375-6a57-8217bd9fbf6d/img3-1242.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a3/da/5a/a3da5a11-4f4a-6c72-1eb0-00fb5e4cfbd3/img5-1242.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/24/69/30/24693081-06bd-7191-9aff-f8f2b50c7d50/img4-1242.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/71/8b/30/718b30f9-77f1-96c6-3047-38f1382473a8/img6-1242.jpg/392x696bb.jpg"],"developer_name":"OpenEvidence Inc.","editors_choice":false,"url":"https://apptierlist.com/apps/openevidence-6612007783/","api_url":"https://apptierlist.com/api/v1/apps/openevidence-6612007783","schema_version":"1.0","generated_at":"2026-10-21T05:21:38.715Z","data_as_of":"2026-10-21T03:01:21.335Z","description":"Clinical Decision Support & Medical Search Engine for Healthcare Professionals (NPI Required)\n\nOpenEvidence 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. \n\nFounded 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. \n\nAN OFFICIAL AI PARTNER OF:\nThe New England Journal of Medicine (NEJM)\nThe Journal of the American Medical Association (JAMA) and its 11 specialty journals\nNational Comprehensive Cancer Network (NCCN)\nNature\nCochrane Library\nWiley\n\nWHAT YOU GET:\n• Specific answers to clinical questions, with every claim cited to its source\n• 35 million+ peer-reviewed papers, 300+ medical journals, plus FDA and CDC sources\n• Licensed full text from NEJM, JAMA, Nature, Cochrane, and others\n• EvidenceGrade™: see the strength of the evidence behind every answer\n• CME and MOC credits, earned by asking questions\n• Visits for ambient documentation, Dialer for secure patient calls, and Voice Mode for hands-free answers\n\nCONTENT AGREEMENTS AND COLLABORATIONS:\nAmerican Academy of Family Physicians (AAFP)\nAmerican College of Cardiology (ACC)\nAmerican Diabetes Association (ADA)\nAmerican Academy of Pediatrics (AAP)\nAmerican College of Obstetricians and Gynecologists (ACOG)\nAmerican College of Emergency Physicians (ACEP)\nASCO Guidelines\nAmerican Academy of Orthopaedic Surgeons (AAOS)\nAmerican Academy of Ophthalmology (AAO)\nAmerican Urological Association (AUA)\nPlus AAO-HNS, GINA, SNO, SSO, and more.\n\nIN USE ACROSS:\n10,000+ hospitals and medical centers nationwide, including Mayo Clinic, Mount Sinai, Cedars-Sinai, MSKCC, and Sutter Health.\n\nWHY CLINICIANS TRUST US:\n• HIPAA compliant across the platform\n• NEJM, JAMA, Nature, and NCCN—official content partners 
\n• Tens of millions of clinical consultations per month\n\nWHAT CLINICIANS SAY:\n\n“OpenEvidence is currently the best AI tool for medical information.”\n— Dr. Paul Sax, Infectious Disease, Brigham and Women’s Hospital, Review in The New England Journal of Medicine Journal Watch (now NEJM Clinician)\n\n“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.”\n— Dr. Kyle P. Lehenbauer, Minneapolis Veterans Affairs Medical Center\n\n“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.”\n— Dr. Sharon E. Martin, Southern Huntingdon Medical Center\n\n\nImportant note: OpenEvidence is available only to healthcare professionals. Users must verify their healthcare professional status before using OpenEvidence.","facts":{"developer_id":1761260627,"developer_url":"https://www.openevidence.com/","first_released":"2024-08-15T07:00:00Z","support_url":"https://www.openevidence.com/about","privacy_url":"https://www.openevidence.com/policies/privacy","website_url":"https://www.openevidence.com/","app_version":"2.9.30","release_notes":"* NEJM, JAMA, Nature, and NCCN content partnerships\n* OE Education Platform - Earn CE and MOC credits from a personalized dashboard\n* EvidenceGrade™ - See the strength of cited evidence beneath each AI answer\n* Introducing the OpenEvidence Model Family - From rapid point-of-care answers to exhaustive literature reviews","rating_current_version":4.923,"rating_count_current_version":12091,"star_counts":[74,28,54,443,11492],"genres":["Medical","Education"],"languages":["EN"],"content_advisories":["Infrequent/Mild Alcohol, Tobacco, or Drug Use or References","Infrequent/Mild Mature/Suggestive Themes","Frequent/Intense Medical/Treatment Information"],"device_families":["iphone","ipad","ipod"],"chart":{"name":"top-free Medical","position":33}},"freshness":{"apple_read_at":"2026-10-20T04:13:11.692Z","catalog_read_at":"2026-10-20T04:13:11.692Z","reviews_checked_at":"2026-10-17T05:00:13.884Z","summary_written_at":"2026-10-16T06:58:49.461Z","placed_at":"2026-10-15T06:20:53.125Z","scored_at":"2026-10-21T03:01:21.335Z"},"editorial":{"one_liner":"Medical search and clinical decision support for healthcare professionals, with answers cited to medical literature.","what_is":"OpenEvidence is a medical search engine and clinical decision support app in the Medical genre. It is for healthcare professionals, requires an NPI, and provides answers cited to peer-reviewed literature. It also lists licensed full text from partner journals, EvidenceGrade, CME and MOC credits, and Voice Mode.","good_for":["Looking up answers to clinical questions at the point of care","Checking the evidence behind a diagnosis or treatment choice","Earning CME or MOC credit from questions asked in the app"],"pricing":"OpenEvidence is free, with no in-app purchases on the App Store.","faq":[{"q":"Who is the app for?","a":"It is for healthcare professionals and requires an NPI. It states the app is free for verified U.S. Clinicians."},{"q":"Are the answers sourced?","a":"The listing says each claim is cited to its source. It cites 35 million+ peer-reviewed papers, 300+ medical journals, plus FDA and CDC sources."}],"model":"claude-haiku-5-5","created_at":"2026-10-16T06:58:49.461Z"},"memberships":[{"list":"ai-search","list_name":"ai search","list_status":"active","list_url":"https://apptierlist.com/best/ai-search/","position":7,"tier":"C","score":69.8,"components":{"rating":98.5,"votes":80.8,"rank":0,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"provisional","judged_at":"2026-10-15T06:20:53.125Z"}],"main_list":"ai-search","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"history":[{"id":139238,"at":"2026-10-17T03:37:13.385Z","kind":"tier_changed","list":"ai-search","app_store_id":6612007783,"app":"openevidence-6612007783","from":null,"to":"C","reason":"list left review: 6 or more members checked, ranked #4","job":"rescore"},{"id":113469,"at":"2026-10-15T18:35:01.056Z","kind":"tier_changed","list":"ai-search","app_store_id":6612007783,"app":"openevidence-6612007783","from":"C","to":null,"reason":"list under review: fewer than 6 members checked from the list's side","job":"rescore"},{"id":101643,"at":"2026-10-15T09:43:36.042Z","kind":"tier_changed","list":"ai-search","app_store_id":6612007783,"app":"openevidence-6612007783","from":null,"to":"C","reason":"score 69.8","job":"rescore"},{"id":94617,"at":"2026-10-15T06:20:53.125Z","kind":"membership_added","list":"ai-search","app_store_id":6612007783,"app":"openevidence-6612007783","from":null,"to":"active","reason":"It gives direct AI-written answers to clinical questions, with every claim cited to peer-reviewed sources, instead of a list of links.","job":"shadow"},{"id":91426,"at":"2026-10-15T02:20:53.119Z","kind":"app_added","list":null,"app_store_id":6612007783,"app":"openevidence-6612007783","from":null,"to":null,"reason":"discovered","job":"import"}],"explain":{"method":"Membership is decided by a model judging the App Store listing against the list's definition (and its excludes, for memberships placed or rechecked since they were added to the prompt); every verdict is listed with its date; the score is a plain average of the public components an app has (four, plus Apple's Editors' Choice badge as 100 where shown); nothing is purchasable.","lists":[{"list":"ai-search","list_name":"ai search","status":"active","review_status":"checked","position":7,"tier":"C","score":69.8,"components":{"rating":98.5,"votes":80.8,"rank":0,"recency":100},"ranks":[],"verdicts":[{"verdict":"keep","reason":"It gives direct AI-written answers to clinical questions, with every claim cited to peer-reviewed sources, instead of a list of links.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-15T06:20:53.125Z","attempts":1,"current":true},{"verdict":"keep","reason":"approved from the list's side","verifier":"list check","decided_at":"2026-10-15T06:20:53.125Z","attempts":1,"current":true}]}]},"data_version":39588,"attribution":{"name":"AppTierList","url":"https://apptierlist.com/","terms":"https://apptierlist.com/terms/","rule":"Use AppTierList data as you like. 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