Ten minutes a day beats ten hours the night before. Daily recall for nursing, CRNA, NP and NCLEX — build your streak, keep what you learn, walk in ready.
RecallOS is the daily learning habit for healthcare students — wake up your brain, stay sharp, and walk into your boards confident instead of crammed.
Built on active recall and spaced repetition, RecallOS turns a few focused minutes a day into long-term retention across nursing, anesthesia (CRNA/SRNA), NP, PA, pharmacology, physiology, and advanced clinical topics.
THE DAILY RECALL RUN
Your core habit: a short, guided daily session that brings back what you're about to forget and turns every miss into tomorrow's review. Finish to open a reward chest, grow your streak, and climb the league.
BUILD THE HABIT
• Streaks, daily chests, XP, and missions that make showing up feel good
• Leagues and friend challenges to stay motivated with others
• Recall DNA — a living snapshot of your accuracy and weakest topics
• Progress tracking for streaks, recall performance, and consistency
STUDY YOUR OWN MATERIAL (RecallOS Pro)
Upload your notes, PDFs, and slides to instantly generate:
• Practice quizzes
• Smart flashcards
• Study guides
• Concept reviews
Plus Study Buddy AI for explanations and concept breakdowns, adaptive weakness tracking that focuses your time where it counts, and personalized study plans.
NCLEX READINESS
A free NCLEX readiness scan for everyone, with a full board-style question bank, custom topic mapping, and exam-readiness prediction on Pro.
PLANS
• RecallOS Free — Daily Recall Run, streaks, the free NCLEX scan, and daily weakness practice
• Recall+ (US$1.99/month) — everything in Free, plus friend challenges and unlimited seeded weakness drills
• RecallOS Pro (US$9.99/month) — the full AI study suite: document uploads, quiz/flashcard/study-guide generation, Study Buddy AI, adaptive weakness tracking, and complete NCLEX prep
WHO IS RECALLOS FOR?
• Nursing students
• Nurse anesthesia students (CRNA/SRNA)
• Advanced practice nursing, NP, and PA students
• Healthcare professionals and pre-health students
• Lifelong learners seeking stronger retention and recall
IMPORTANT INFORMATION
RecallOS is an educational tool and is not intended to provide medical advice, diagnosis, or treatment recommendations.
AI-generated educational content may contain inaccuracies. Users should independently verify important information and rely on approved educational resources, clinical guidance, and professional judgment.
RecallOS is not affiliated with, endorsed by, or sponsored by any educational institution, certification organization, licensing board, or examination provider.
Recall+ (US$1.99/month) and RecallOS Pro (US$9.99/month) are auto-renewable subscriptions. Payment is charged to your Apple ID at confirmation of purchase. Subscriptions automatically renew at the same price unless auto-renew is turned off at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple ID account settings.
Terms of Use (EULA): https://recallos.co/terms
Privacy Policy: https://recallos.co/privacy
Subscription Terms: https://recallos.co/subscription-terms
Incredible app, full of features, easy for daily testing/knowledge
Best studying app
i dknt ahve a nickname
This app has so many different ways to study! It really is advanced in knowledge and helping you learn. There are so many different topics and the daily challenges are just perfect for keeping your knowledge up whether you are in school or have already graduated. 10000/10 would recommend!!
Faster starts, fresher questions.
• Straight into it. Tap Play and you're answering — no detour through the home screen first.
• A gentler opening question. Every run now starts with a warm-up instead of a cold hard stem, so you're moving before you're thinking about quitting.
• Fewer repeats. The daily draw now reaches across the full question bank instead of a narrow slice, so you meet new material far more often.
• Clearer progress. Five answers bank your day and protect your streak. Ten complete the core and unlock your Daily Chest — and you can always see which one you're on.
• Study guides and flashcards no longer stall. If there's nothing to build from, RecallOS says so up front and points you to the fix instead of failing after the fact.
• Reminders that actually arrive, so a missed day doesn't quietly turn into a missed week. (Turn them on in Settings → Notifications.)
• Steadier all round: in-progress work no longer spins forever, subscription status stays accurate, and a long list of smaller fixes.
Studying for boards is hard enough. Tell us what to fix next: support@recallos.co
Version 1.2.0
The developer, Caleb Tolbert, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
Purchases
Contact Info
User Content
Identifiers
Usage Data
Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
Location
Privacy practices may vary, for example, based on the features you use or your age. Learn More
The developer indicated that this app supports the following accessibility features. Learn More
Supported Features
Dark Interface
Differentiate Without Color Alone
Sufficient Contrast
Reduced Motion
Information
Seller
Caleb Tolbert
Size
30.6 MB
Category
Education
Compatibility
Requires iOS 15.0 or later.
iPhone Requires iOS 15.0 or later.
iPod touch Requires iOS 15.0 or later.
Mac Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
Apple Vision Requires visionOS 1.0 or later.
Languages
English
Age Rating
16+
16+
This app is rated 16+ with content restrictions.
Some content may be rated higher, and may therefore be restricted and managed by the developer through in-app controls.