Prepry vs X
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Prepry
Prepare for radiography and CT registry exams with comprehensive practice tests, detailed explanations, and AI-powered readiness scores. Master weak areas with spaced repetition and access a positioning guide and clinical tracking tools. Study daily with engaging features designed for effective learning.
- Timed mock exams
- Question bank with 2,700+ questions
- X-ray positioning guide
- Challenge mode for recall
- Clinical tracking
- AI readiness score
- Spaced repetition
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Prepry is radiography and CT registry review for rad tech students, built so you want to study every day. 30,000+ radiography students have studied with Prepry for their ARRT® Radiography and CT exams. Content is created and taught by registered radiography educators, R.T.(R)(ARRT)® and R.T.(R)(CT)(ARRT)®, with technology adapting it to you. Real educators write the content. Take timed mock exams, see exactly where you are weak, and drill those areas until your readiness score says you are ready. Missed questions come back on a spaced repetition schedule until you master them. NEW: X-RAY POSITIONING GUIDE A radiographic positioning library inside the app, organized by body region from chest and thorax to the extremities. Step by step positioning for each projection, with collimation and the expected radiograph, right next to your practice questions. NEW: CHALLENGE MODE Questions appear without the answer choices, so you recall the answer from memory instead of recognizing it. Not sure? Work through the options one at a time and eliminate the wrong ones, just like on exam day. NEW: CLINICAL Track clinicals. Clock in and out, see weekly hours, log each exam in seconds, and follow your skills progress, with protocols and measurement references one tap away. MOCK EXAMS AND READINESS • Timed Mock Exams: full length practice tests that follow the ARRT® registry exam format and timing. • NEW Exam Simulator: a locked screen layout modeled on the test center, so exam day feels familiar. • Weak area identification and chapter by chapter breakdown after every mock. • NEW Score Trends: see your scores climb. • AI Readiness Score: tells you when you are exam ready. • Study Planner: a day by day schedule built from your exam date. QUESTION BANK (2,700+ Questions) • ARRT® Radiography exam: 2,085+ • ARRT® Computed Tomography (CT) exam: 625+ for CT registry review Covers patient care, safety, radiation protection, image production, equipment operation, quality control, imaging procedures, and radiographic anatomy and positioning. Step by step explanations for every answer. 475+ DIAGNOSTIC IMAGES X-ray anatomy, pathology, positioning, and CT imaging across every topic. BUILT FOR DAILY STUDY • Streaks that keep you on track, plus exam countdown, study reminders, and daily goals. • Flashcards with spaced repetition scheduling. • Quiz Builder: custom quizzes in seconds by chapter, topic, or difficulty. • Free Question of the Day and Quick 10 quizzes. • Study Blocks for focused review sessions. • Badges and XP. AI STUDY TOOLS • AI Explanations: instant breakdowns of any question. PASS GUARANTEE Did not pass? Get 3 extra months free. MORE • Dark mode and offline access. Also on Android and web (app.prepry.com). • Notes linked to questions and explanations. • Educator portal with cohort management, assignments, and analytics. For radiography students, rad tech program graduates, and working radiologic technologists pursuing R.T.(R)(ARRT)® or R.T.(R)(CT)(ARRT)® credentials, including CT registry prep. Not for clinical use or medical advice. Subscriptions can be managed and auto-renewal turned off in App Store 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 ARRT® and THE AMERICAN REGISTRY OF RADIOLOGIC TECHNOLOGISTS® are registered trademarks of The American Registry of Radiologic Technologists, which has not been involved in the development of our products, does not have an affiliation with this app, and does not endorse our content. R.T.®, R.T.(R)(ARRT)®, and R.T.(R)(CT)(ARRT)® are certification marks of The American Registry of Radiologic Technologists. Ownership of all trademarks mentioned belongs to their respective holders.
X
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This X-Rays Interpretation Guide for medical Students is a teaching and learning resource that offers students, junior doctors, trainee radiologists, radiographers, nurses, physiotherapists and nurse practitioners a basic understanding of the principles of x-ray radiograph in radiology. It provides a memorable way to analyze and present radiographs system as developed. This application explains how to recognize basic radiological signs, pathology and patterns associated with common medical conditions as seen on xray radiographs. This app presents each radiograph with clinical sign and symptoms, radiological finding, diagnosis, as well as spot diagnosis, such as: Lung opacities Lung consolidation Pnemothorax Cardiomegaly Emphysema Tuberclosis bronchiectasis lung cancer aspergilosis and other bones xray radiographs. App Content: Anatomy Review (Chest X-Ray) Chest X-Ray Quality Diagnostic Purpose How to Comment CXR Interpretation of Chest X-Ray Introduction - Chest X-Ray Radiology Mnemonics Systematic Approach Tracheal Pathology Lung Hilum Pathology Lung Fields Pathology Plueral Diseases Diaphragmatic Pathology Mediastinal Pathology Pathologies Of Heart Costophrenic Angle Soft Tissue Pathology Endo Tracheal Tube Bones Pathology Acromegaly Alveolar Cell Carcinoma Anterior Mediastinal Mass Asbestosis Aspergillosis Asymmetric Hilar Atelactesis Atrial Cardiomegaly Bilateral Hilar Bilateral Hilar Opacity Bronchiectesis Bronchopneumonia Cardiomegaly Chronic Obstructive Coin shadow or Common Lung Opacities Consolidation COPD Dextocardia Diaphragmatic Hernia Abnormalities of lung fields Abnormalities-Pathology Bronchiectasis CXR Differential Diagnosis Normal Hand X-Ray Pleural Diseases Skull X-Ray Dissecting Aortic Aneurysm Emphysma Gouty Arthritiis of hand Gynaecomastia Hamartoma Hemolytic Anemia Hydropneumothorax Hyperparathyrodism Isolated Dextrocardia Left Ventricular Failure Lung Abcses with Lung Absces Lung Cancer Lung Cavitation Lung Consolidation Lung Mass Lymphoma Mastectomy Miliary TB Multiple Lung Nodules Normal Heart Osteoarthritis Pancoast Tumor Pleural Effusion Plueral Fibrosis Pnemothorax-Tension Pneumonia - Right Middle Lobe Pneumonia + Pnemotecele Pneumoperitoneum Pneumothorax Pulmonary Edema Pulmonary Embolism Pulmonary Infarction Pulmonary Metastase Radiation Hilar Fibrosis Rhematoid Arthritis Right Upper Lobe Collapse Right Upper Lobes Collapse Sarcoidosis Scleroderma Septic Embolus Surgical Emphesyma Thoracic Aortic Aneurysm Tracheal Displacement Tuberclosis Unilateral Hilar Opacity Ventricular Aneurysm Chest PA View Chest Lateral View Anterio Posterio (AP) View Supine View AP Lardotic View Expiratory Chest View Chest Lateral Decubitus Lateral View of Sternum Oblique View of Sternum Rib AP View Rib AP Oblique View Rib PA View This app also includes chest x-ray cases with answers as well as abdominal x-ray cases with answers. App Features: 1. Dark mode 2. App content available for offline reading. No additional download is required. 3. You will be able to use this app on all of your other devices after you purchase it. For a free installation on a different device, just sign in with the same AppleID that you used to make the original purchase. Important Notice: Care has been taken to provide accurate information on this app in keeping with current xray teaching. It is intended only for use by individuals who are students or medical practitioners in the field. It is not intended to replace formal medical xray training. It is not intended for use by non-medical personnel. This information is provided for general medical education purposes only and is not meant to substitute for the independent medical judgement of a physician relative to diagnostic and treatment options of a specific patient's medical condition. In no event will the authors or editors or the developer of this app be liable for any decision made or action taken in reliance upon the information provided through this application.
Screenshots
Verdict
The clearest difference is price: Prepry at Free against X's $2.99. X's advantage is in-app purchases (none vs 5) and chart position (#63 vs unranked). On ads 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
Prepry is free to download; X costs $2.99 up front. Prepry sells 5 in-app purchases, starting at $49.99 per month. X asks for nothing beyond the download.
| Parameter | Prepry | X |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 4.6 (253 ratings) — better | — |
| Positive reviews | 88.9% of reviews | — |
| Number of ratings | 253 — better | — |
| Update frequency | Fortnightly | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Best chart rank | — | #63 — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 175 MB | 121 MB |
| Age rating | 4+ | 12+ |
| Developer | Imago AI LLC | Abdulkarim Nasir |
Bugs and requests
Prepry
Reported bugs
2 issues- Image review progress resets
- Some bugs present
Requested features
3 requests- Save progress during image review tool
- Add French language option
- Make all features usable without paying
X
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Prepry
- Prepry Monthly$49.991 Month
- Prepry Quarterly$149.993 Months
- Prepry 6 Months$179.996 Months
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- Prepry Annual$199.991 Year
- Prepry Lifetime$399.99
X
No in-app purchases








