01
26 calculators · Study tools
Understand the numbers.
Explore MAP, corrected calcium, anion gap, P/F ratio and more. Work through fictional practice values, understand the formula, and check the original source.
THE NAVICU STUDY COMPANION
Critical care,
made clearer.
A focused study companion for ICU nurses, students, and the next step in your critical-care journey.
Explore the communityFor learning. Not medical advice or clinical decision support.
A companion for the learning journey.
LESS SCATTERED. MORE FOCUSED.
Critical-care learning is a journey.
Your study tools should travel together.
WHAT’S INSIDE
Four ways to
find your footing.
Build understanding, practice recall, and follow the evidence. One calm place to return to.
02
32 flashcards
Make recall a habit.
Revisit critical-care concepts in manageable study sessions. Review ventilator modes, lab values, rhythms and pharmacology at your own pace.
03
30 cited learning cards
Go beyond memorizing.
Short, structured explanations connect the concepts. Follow citations to primary literature, StatPearls and guidelines, and read the context for yourself.
04
Max · On-device study guide
Keep asking why.
Explore critical-care concepts with a study guide that runs on your iPhone. Bring your questions back to the source and to your instructor or preceptor.
MEET MAX
A study guide.
Not a shortcut.
A little curiosity goes a long way. Max runs on your device, helping you explore the reasoning behind critical-care concepts.
Your questions are not sent to us or third parties. Study progress stays on your device. Use fictional examples only—never enter patient-identifying data. Check sources and discuss your learning with a preceptor.
Follow the sourcesYOUR NEXT STEP
Room for every
stage of learning.
No gatekeeping. No pressure to know everything. Just a thoughtful place to keep learning.
New to the ICU
Prepare for orientation by reviewing physiology, building a list of questions, and working through fictional scenarios with your preceptor.
On a student rotation
Practice a calculation with sample values. Explain the formula in your own words and follow its citation before your next learning discussion.
Returning to the fundamentals
Make space for a short flashcard session or a deeper learning-card review. Use NavICU alongside your course materials and professional references.
WHY WE’RE HERE
Knowledge grows
when we share it.
Make critical-care education feel more approachable—for the new graduate, the curious student, and the experienced nurse revisiting a concept.
NavICU brings study tools and cited resources together. Our community gives learners a place to ask questions, share sources and help improve the app. Learning is stronger with peers, instructors and preceptors beside you.
Find your communityNAVICU MEMBERSHIP
A focused companion.
A clear commitment.
Coming to the App Store. No invitation or NavICU account is required to subscribe. Clinical Advisory Board participation is optional and invite-only.
14 days free.
Then US $2.99/month.
Apple In-App Purchase. Free trial for eligible new subscribers; local pricing is shown before purchase. The trial starts when you confirm with Apple. Auto-renews unless cancelled at least 24 hours before the trial or current period ends.
Manage or cancel in Apple Account subscription settings. Deleting a NavICU account does not cancel an Apple subscription.
Read the subscription termsWE’RE LISTENING
A question, an idea,
a source to revisit?
Email the team Get support
Educational study aid, not medical advice.
Please don’t include patient-identifying information.