Trusted Prep, since 1992 • 4.9★ on App Store

Pass the CEN.
Every domain covered.

Achieve CEN certification with AI-powered practice questions covering every emergency nursing domain. Study anywhere, right from your phone.

Free to download  •  Free trial on every plan  •  Cancel anytime

Emergency nurse studying for the CEN
Hundreds of
Emergency nurses served
4.9★
Average app rating
180+
Verified reviews
30+ yrs
Leading the industry

Everything you need
to master the CEN

🚑

Every CEN Domain

Cardiovascular, respiratory, neurological, trauma, toxicological, and every other domain tested on the BCEN exam.

🧠

AI-Powered Rationale

Deep AI explanations for every answer choice — right and wrong — so you build true clinical mastery, not just test-taking tricks.

📊

Smart Progress Tracking

See exactly where you're strong and where you need work. AI-driven analytics that guide your path to full CEN mastery.

Unlimited Practice

No question limits, no paywalls mid-session. Study as much as you need until you feel fully confident.

📱

Study Between Shifts

Squeeze in a few questions on break or between shifts. Your progress syncs instantly so you never lose your place.

🎯

Real-World Emergency Scenarios

Questions built around the fast-moving, high-acuity scenarios emergency nurses actually face on shift.

Get started in under a minute

Download free, create your account, and your first CEN practice question is waiting.

Free to download  •  7-Day Free Trial  •  Cancel anytime

CEN app prep,
answered

Is there a CEN app for iOS and Android?

Yes — the Allen CEN TestBank app is free to download on both the App Store and Google Play, with a free trial available on every subscription plan.

How do I pass the CEN exam?

Practicing across every domain — cardiovascular, respiratory, neurological, trauma, and more — and understanding the clinical reasoning behind each answer is key. Allen CEN TestBank provides unlimited practice questions with AI-powered rationale designed to build the clinical judgment skills the BCEN exam tests.

Are the rationales aligned with current emergency nursing practice?

Yes — every CEN rationale reflects current emergency nursing standards of care, so you're building clinically accurate judgment for the exam, not memorizing outdated protocols. You can also try a free CEN Question of the Day right now, no download required.

Emergency nurses who passed
with Allen TestBank

★★★★★
"The trauma and toxicology domains were my weak spots. Reviewing rationale explanations on my phone between patients helped it stick."
K
Kayla R.
RN, CEN · Arizona
★★★★★
"Studied on my phone between shifts. Passed on my first attempt after three weeks of focused practice."
M
Marcus T.
RN, CEN · Florida
★★★★★
"The breadth of domains covered matched exactly what showed up on my exam. Worth every penny."
S
Sarah B.
RN, CEN · Pennsylvania

Ready to earn your
CEN certification?

Join emergency nurses who used AI-powered prep to pass the CEN. Download free — no risk.