ARRT Radiography Boards
Spaced-repetition drilling, a readiness score that tells you when you're actually ready, and 1,814 exam-style questions with full rationales.
90 days of full access. No subscription, nothing to cancel. Or $39/mo, or $199/year. Paid plans open soon; start free today.
Start free, then go all-inTry one. No signup.
Real ARRT-style question, full explanation, instant feedback.
Radiation Protection
,
Collimation should be optimized before every radiograph. Closing the beam to the region of interest takes seconds, reduces patient dose, and is the foundation of ALARA practice. Repeating the exposure is acceptable when correct collimation requires repositioning.
Find your path
1,814 ARRT-style questions with detailed rationales.
Explore →28 chapters, 570 lessons mapped to the 2025 specs.
Explore →Unlimited full-length mock exams, generated fresh to the real ARRT category blueprint.
Explore →1 full mock + 50 questions + 3 chapters. No credit card.
Explore →Streaks, daily quests, exam-date countdown. Built so you keep showing up. Skip a day? Streak freeze auto-applies. Roen has your back.
Every question you miss feeds into a smart review queue. Get it right twice and it's gone. No more drilling what you already know.
1,814 ARRT-style practice questions and unlimited full-length mock exams, generated fresh to the ARRT blueprint (200 questions, 230-min clock). Quick quizzes for daily reps, category drills for weak spots.
Built around the ARRT Content Specifications 2025. Walk in knowing exactly where you stand. No surprises on boards day.
Pricing
Everyone else sells a subscription you have to remember to cancel. Most people study for about three months, so that's what $99 buys: 90 days, paid once. Study free first.
Forever. No card needed. · 3 chapters from the Study Guide · 50 practice questions · 1 sample timed exam · Streak counter, daily goal, basic XP
Start free, no cardMonthly Coming soon
Billed monthly. Cancel anytime.
Everything in Premium.
Start free, no card90-Day Pass (pay once)
90 days of full access, billed once. No auto-renew.
Annual Coming soon
Billed once a year, about $16.58/month. Save 57% vs monthly.
Everything in Premium.
Start free, no cardFAQ
Yes. The content is built around the ARRT Radiography Content Specifications 2025. All four ARRT content categories match the official blueprint 1:1: Patient Care (33 questions), Safety (50), Image Production (51), and Procedures (66). Question proportions in the timed practice exams mirror the actual boards.
Yes. The whole app is mobile-first and works fine on any modern phone or tablet. Reads, drills, flashcards, and reference tables all designed for one-handed use. No app to install.
30-day money-back guarantee, no questions asked. If it's not working for you, email us within 30 days of purchase and we'll refund in full.
And so is Roen. Named for Wilhelm Roentgen, who discovered the X-rays that radiography is built on.
No credit card. Free forever tier with 3 chapters and 50 questions.
