DiagnosUs vs AC Students
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DiagnosUs
Engage with real medical cases to enhance your diagnostic skills and earn rewards. This educational game is designed for students and professionals to test their knowledge across various specialties and contribute to AI research.
- Analyze diverse medical cases
- Improve diagnostic skills
- Earn rewards for participation
- Contribute to AI research
- Study for medical exams
- Regularly updated datasets
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DiagnosUs is an educational game for medical students, doctors, premed students, other healthcare professionals, and citizen scientists to analyze medical cases, improve their skills, and earn prizes! Participation is open to anyone, regardless of educational background. Players compete against their peers to hone their skills by analyzing cases in our datasets. At the same time, they contribute their knowledge to help advance artificial intelligence research. DiagnosUs is a wonderful supplement for classes, clerkships, and in preparation for exams such as the USMLE® Step 1 & 2 Clinical Knowledge (CK), NBME® exams, MBBS, NCLEX® exams, COMLEX Level 1 & 2, MCAT®, NEET-PG, and many more! The app promotes an engaging, dynamic platform to test anyone’s medical knowledge while simultaneously contributing to the development of crucial machine learning algorithms. Try a wide range of cases in subjects such as radiology, dermatology, USMLE® preparation, MCAT® preparation, NBME® preparation, NCLEX® preparation, ultrasound, neurology, cardiology, ophthalmology, emergency medicine, surgery, internal medicine, pediatrics, orthopedics, family medicine, gastroenterology, pathology, and pulmonology. Utilize the power of DiagnosUs to study interactively! New datasets are added regularly, so players can always keep learning! Learn medicine fast: see a wide range of cases! - Anatomy - Physiology - Auscultation to listen for pulmonary abnormalities - Dermatological images to identify melanoma, basal cell carcinoma, squamous cell carcinoma, psoriasis, dermatitis, and other skin conditions - EEG - EKG / ECG - USMLE® practice questions - MCAT® practice questions - NBME® practice questions - Chest X-rays to look for pneumonia and cancer - Musculoskeletal X-rays - Ultrasound identification problems - Fundus eye images - MRI - Whole Slide Pathology Imagery - Chest CT - Mammograms and much more! The rewards that participants can earn in the app are made possible by our research partners and customers, who are developing artificial intelligence related to image analysis. These research partners and customers subsidize our prizes because our app participants help analyze images from large datasets of our research partners and customers. After participants win rewards, they can tap on the Profile tab and tap on the icon in the top-left corner of the Profile screen. This screen then shows a log of all the participant's rewards, and they can withdraw their rewards to a payment account.
AC Students
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StudentsApp is a modern learning platform offering interactive courses, engaging quizzes, and personalized progress tracking. Designed for seamless access, it helps students master new skills efficiently, anytime and anywhere. The app features a user-friendly interface, secure login, and smooth navigation, making education accessible and enjoyable for all learners.
Screenshots
Verdict
The clearest difference is update cadence: DiagnosUs at fortnightly against AC Students's every 3 months. 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.
DiagnosUs ships an update fortnightly, AC Students every 3 months. The most recent releases landed on October 19, 2026 and October 4, 2026 respectively.
| Parameter | DiagnosUs | AC Students |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (1K ratings) — better | — |
| Positive reviews | 79.4% of reviews | — |
| Number of ratings | 1K — better | — |
| Update frequency | Fortnightly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 42 MB | 40 MB |
| Age rating | 17+ | 4+ |
| Developer | Centaur Labs | Aesthetic consults |
Bugs and requests
DiagnosUs
Reported bugs
4 issues- App crashes and freezes
- Inaccurate or inconsistent grading of answers
- Withdrawal and payment issues for some users
- Compatibility problems with certain devices and OS versions
Requested features
5 requests- More diverse medical topics and case studies
- Separate competitions for students vs. professionals
- Ability to discuss and provide feedback on cases
- Improved instructions and explanations
- Compatibility with older devices and iOS versions
AC Students
Not enough reviews yet to summarise bugs or requests.
In-app purchases
DiagnosUs
No in-app purchases
AC Students
No in-app purchases
Questions
Is DiagnosUs free?
Is AC Students free?
Do DiagnosUs or AC Students have ads?
Which is updated more often, DiagnosUs or AC Students?
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