Best Medical Diagnosis Apps

249+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated August 2026

From beginner-friendly picks to power-user tools, our medical diagnosis list covers 249+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.

Compare top Medical Diagnosis Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1WebMD: Symptom CheckerWebMD: Symptom CheckerFree4.7★ (135K)YesNoSep 2026
2Ada - your health portalAda - your health portalFree4.8★ (11K)NoNoSep 2026
3Prognosis: Your DiagnosisPrognosis: Your DiagnosisFree4.8★ (2.9K)YesNoSep 2026
4VisualDxVisualDxFree4.4★ (186)NoYesSep 2026
5AMBOSS Medical KnowledgeAMBOSS Medical KnowledgeFree4.9★ (14K)YesYesSep 2026
6DDx: Differential DiagnosisDDx: Differential DiagnosisFreeNoYesAug 2026
7Diagnosaurus® DDxDiagnosaurus® DDxFree4.8★ (2.5K)NoYesSep 2026
8MDCalc Medical CalculatorMDCalc Medical CalculatorFree4.9★ (52K)NoNoSep 2026

Top Picks for Medical Diagnosis

WebMD: Symptom Checker#1

WebMD: Symptom Checker by WebMD

Med Reminders, Doctor Finder
Editor's Choice
🏥 Medical
4.7😐(135K ratings)
FreeAds
WebMD: Symptom Checker screenshot 1
WebMD: Symptom Checker screenshot 2
WebMD: Symptom Checker screenshot 3
WebMD: Symptom Checker screenshot 4
WebMD: Symptom Checker screenshot 5
WebMD: Symptom Checker screenshot 6

This app helps you check symptoms, get medication reminders, and find doctors. It also offers prescription savings and information on conditions and drugs.

What We Love

  • 👍 Useful medical information
  • 🚀 Easy to navigate
  • 💊 Helpful medication reminders
  • 📚 Valuable medical resource
  • 🧠 Informative health articles

Room to Improve

  • 🐛 Frequent crashes
  • 🔍 Limited search functionality
  • 💻 Outdated or missing information
  • 🌙 Lack of dark mode
  • 📢 Excessive ads
Ada - your health portal#2

Ada - your health portal by Ada Health

Access health assessment
Strong Contender
🏥 Medical
4.8😊(11K ratings)
Free
Ada - your health portal screenshot 1
Ada - your health portal screenshot 2
Ada - your health portal screenshot 3
Ada - your health portal screenshot 4

Access a 24/7 symptom checker to understand potential health concerns. Answer simple questions and receive a personalized assessment report with possible causes and next steps. This app connects to a CE-marked medical device for smart health insights.

What We Love

  • 👍 Helpful for assessing symptoms
  • 🚀 Accurate and thorough symptom analysis
  • 💡 Provides possible diagnoses with likelihood
  • 👍 Calm and reassuring interface
  • 👍 Saves time before visiting a doctor
  • 👍 Useful for hypochondriacs and those with health anxiety

Room to Improve

  • 🐛 Limited options for some symptoms
  • 🐛 Difficulty entering additional information
  • 💡 Lack of integration with other health apps
  • 💡 Need for more personalization options (e.g., pre-existing conditions)
Prognosis: Your Diagnosis#3

Prognosis: Your Diagnosis by Medical Joyworks LLC

Improve your diagnosis skills
Worth Considering
🏥 Medical
4.8😊(2.9K ratings)
FreeAds
Prognosis: Your Diagnosis screenshot 1
Prognosis: Your Diagnosis screenshot 2
Prognosis: Your Diagnosis screenshot 3
Prognosis: Your Diagnosis screenshot 4
Prognosis: Your Diagnosis screenshot 5
Prognosis: Your Diagnosis screenshot 6

Enhance your diagnostic and management skills with interactive clinical cases. Access facts and explanations to understand the rationale behind diagnoses and treatments. New cases are added weekly, reflecting current medical trends.

What We Love

  • 🚀 Super Amazing Awesome!
  • 👍 Great learning app
  • 👍 Excellent scenarios
  • 👍 Actually Fun
  • 👍 Best app I've used
  • 👍 Love these!
  • 👍 Best app ever
  • 👍 Excellent app
  • 👍 One of the best medical apps
  • 👍 Best app for medical cases
  • 👍 Love this app!
  • 👍 This is very good!
  • 👍 Great app
  • 👍 Fantastic cases and way to practice clinical reasoning skills
  • 👍 Sooo Good
  • 👍 Best medical app for medical students
  • 👍 Superb and amazing
  • 👍 Fun and very educational
  • 👍 Great App
  • 👍 Favorite app
  • 👍 Good for learning
  • 👍 Awesome
  • 👍 So much fun!
  • 👍 10/10
  • 👍 One of the wonderful apps
  • 👍 Great!!
  • 👍 Best medical app ever
  • 👍 Interesting and engaging
  • 👍 Very good programme
  • 👍 RN
  • 👍 Pure awesomeness
  • 👍 Fun and educational App
  • 👍 Great app for residents
  • 👍 Excellent cases
  • 👍 Great learning tool
  • 👍 Challenge
  • 👍 Amazing app
  • 👍 Fun
  • 👍 Awesome
  • 👍 Great app
  • 👍 Brilliant for testing your diagnostic skills!
  • 👍 Great way to increase medical knowledge
  • 👍 Interesting,fun,educational
  • 👍 Good app
  • 👍 Great application
  • 👍 Very good learning tool
  • 👍 good fun
  • 👍 Nice
  • 👍 Excellent Learning Tool
  • 👍 Great and fun way to learn
  • 👍 Awesome little app
  • 👍 Very informative
  • 👍 Best app. Ever.
  • 👍 Perfect
  • 👍 Very helpful
  • 👍 Great
  • 👍 Fun and useful
  • 👍 Fantastic!!!!!
  • 👍 Studying is fun now!
  • 👍 5
  • 👍 Very helpfull..simply reminds me the basic things to do..
  • 👍 Great game
  • 👍 Fun learning
  • 👍 Fun and eduminicational

Room to Improve

  • 🐛 Contenido en español
  • 🐛 Mécontent
  • 🐛 Down loading problem
  • 🐛 WARNING
  • 🐛 Am I missing something?
  • 🐛 Cases
  • 🐛 Decline
  • 🐛 Some bugs
  • 🐛 Please fix expert tip
  • 🐛 Some errors

More Medical Diagnosis apps to explore

FAQ about Medical Diagnosis

What are the best medical diagnosis apps for iPhone?
WebMD: Symptom Checker tops our medical diagnosis apps ranking as of August 2026, with a 4.7-star average from 135K App Store ratings, and it's free to download.
Yes — 20 of the top medical diagnosis apps we rank are free to download, including WebMD: Symptom Checker and Ada - your health portal.
WebMD: Symptom Checker shows ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 249+ medical diagnosis apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app allows you to check your symptoms to learn about potential conditions, set medication reminders to never miss a dose, find doctors and specialists in your area, and save money on prescriptions. It also provides medically-reviewed information about various health conditions and drugs.
The Doctor Directory feature allows you to find the closest doctors and specialists based on your current location. You can also search by city, state, or zip code to locate healthcare providers.

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