Prepry - ARDMS & CCI Exam Prep

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649 reviews
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Everyone
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About this app

Ace your ultrasound boards. 100,000+ sonography students trust Prepry to pass their ARDMS, CCI, and ARRT registry exams. Built by sonography educators and practicing sonographers.

9,400+ practice questions. 750+ sonographic images. AI-powered study tools. Spaced repetition. Mock exams. Earn your RDMS, RVT, RDCS, RCS, or RVS credential.

QUESTION BANK (9,400+ Questions)
• ARDMS SPI Ultrasound Physics: 1,150
• ARDMS Abdomen (AB): 1,060
• ARDMS OB/GYN: 715
• ARDMS Adult Echocardiography (AE): 710
• ARDMS Vascular Technology (VT): 700
• ARDMS MSK Sonography: 660
• ARDMS Pediatric Sonography (PS): 390
• ARDMS Breast Sonography (BR): 370
• ARDMS Fetal Echocardiography (FE): 170
• CCI Registered Cardiac Sonographer (RCS)
• CCI Registered Vascular Specialist (RVS)
• ARRT Sonography, Breast Sonography, Vascular Sonography
Detailed explanations for every answer. Answer distribution charts show how others answered.

750+ SONOGRAPHIC IMAGES
Anatomy, pathology, and diagnostic imaging across every specialty.

AI-POWERED STUDY TOOLS
• AI Explanations: Instant AI breakdowns of any question.
• AI Video Tutor: Ask questions during video lessons.
• AI Readiness Score: Analyzes your coverage, mock scores, mastery, and weak areas to tell you if you are exam-ready.

VIDEO COURSES
• SPI Ultrasound Physics, Abdomen, Vascular Technology, OB/GYN
Expert-led with transcripts, speed control, and in-video notes. Free lessons available.

STUDY MODES
• Timed Mock Exams: Simulate real registry conditions.
• Quiz Builder: Custom exams by chapter, topic, or difficulty.
• Flashcards with spaced repetition scheduling.
• Study Blocks for focused review sessions.
• Free Question of the Day and Quick 10 quizzes.

TRACK YOUR PROGRESS
• Readiness score, weak area identification, chapter-by-chapter breakdown.
• Exam countdown, study reminders, daily goals.
• Streaks, badges, XP, and leaderboards.

STUDY PLANNER
Personalized day-by-day schedule based on your exam date with question targets, mock exam days, and days off.

PASS GUARANTEE
Did not pass? Get 3 extra months free.

• Dark mode. Offline access. Also on iOS and web (app.prepry.com).
• Notes linked to questions, explanations, and video timestamps.
• Educator portal with cohort management, assignments, and analytics.

Subscriptions can be managed and auto-renewal turned off in Google Play Settings after purchase. Refunds will not be provided for any unused portion of the term.

- https://www.prepry.com/privacy-policy
- https://www.prepry.com/terms-of-service
- https://www.prepry.com/disclaimer

ARDMS®: American Registry for Diagnostic Medical Sonography
CCI®: Cardiovascular Credentialing International
ARRT®: American Registry of Radiologic Technologists
This app is not affiliated with or endorsed by the above organizations.

Prepry covers ultrasound physics, Doppler imaging, transducer mechanics, acoustic artifacts, hemodynamics, and imaging principles for ARDMS, CCI, and ARRT sonography exams. Prepare for SPI, abdomen, OB/GYN, vascular, adult echo, fetal echo, breast, pediatric, MSK, RCS, RVS, and ARRT sonography specialty exams. For sonography students, DMS graduates, and working sonographers pursuing RDMS, RVT, RDCS, RCS, or RVS credentials. Not for clinical use or medical advice.
Ultrasound Registry Review - ARDMS SPI Physics, Abdomen, Vascular Sonography
Updated on
Jul 24, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection
  • Data is encrypted in transit
  • You can request that data be deleted

Ratings and reviews

595 reviews
A avina
June 16, 2026
I have been struggling with abdomen for ultrasound and was starting to feel helpless. Prepry, seems soo much better than the other study guides I have seen. I am a visual learner so prepry was something I wanted to give a try. I enjoy that they have videos, which other study guides lack. This app also has question of the day, quick 10 questions, on top of exams. It is easy to navigate and also can send me reminders /notifications to study. On top of that customer service is quick to respond!
1 person found this review helpful
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Imago AI LLC
July 23, 2026
Thank you so much for this thoughtful review! We are glad the videos, Question of the Day, and reminders have made studying easier for you. Our team is always working to improve Prepry, and feedback like this means a lot. Wishing you great success ahead!
Daniel R
May 22, 2023
The free 30 questions were more like 10-15 of the same question asked again. If this represents what their full version is like, I believe my preparation for the registry would be severely limited. Not only are the questions redundant, recycled, the explanations are NOT explanations, so you aren't told why something is correct or why other answers would be incorrect. The context is entirely missing from the experience. The user interface is simple and easy to understand.
3 people found this review helpful
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Imago AI LLC
June 15, 2023
Thanks for your feedback. Repetition of questions is due to our spaced repetition algorithm, intended for optimal learning. Sorry to hear you found some explanations insufficient. Simpler questions have less in-depth explanations. We value your input and will work on improvements.
James Rollason
April 30, 2024
I used it to study for my spi. Questions were vastly differently worded. I'm using it now to study for my RVT and questions about box steering seem incorrect. Explanations for answers are vague. I have emailed them with no response yet to my suggestions for edit. Overall it is a relatively decent study source for knowledge but know that the questions on board exams will be much harder and if you have questions explanations may be vague or incorrect
4 people found this review helpful
Did you find this helpful?
Imago AI LLC
May 12, 2024
Thank you for your feedback. We've responded to your email—please check your spam/junk folder. Regarding the box steering content, it is accurate, but I understand it may require further clarification. I'm here to help! Please reach out again at support@prepry.com.