Best Registered Dietitian Prep Apps

222+ iOS apps curated and reviewed

4.5 avg rating
17 free apps
Updated June 2026

Whether you're new to registered dietitian prep or looking for an upgrade, our curated collection of 222+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Registered Dietitian Prep Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Registered Dietitian PrepRegistered Dietitian PrepFreeNoYesJun 2026
2Registered Dietitian ExamRegistered Dietitian ExamFree2.4★ (5)NoJun 2026
3REGISTERED DIETITIAN Prep 2024REGISTERED DIETITIAN Prep 2024$19.99NoNoMay 2026
4Dietitian Exam Prep 2026Dietitian Exam Prep 2026Free4.6★ (34)NoYesJul 2026
5CDR RD: Dietitian Exam 2026CDR RD: Dietitian Exam 2026Free4.6★ (50)YesYesJul 2026
6Nourish: Eating Well Made EasyNourish: Eating Well Made EasyFree4.8★ (26K)YesNoJul 2026
7CDR RDN: Registered DietitianCDR RDN: Registered Dietitian$4.99NoNoMay 2026
8Dietitian Exam Flashcards 2026Dietitian Exam Flashcards 2026Free5.0★ (1)NoYesJul 2026

Top Picks for Registered Dietitian Prep

Registered Dietitian Exam#2

Registered Dietitian Exam by Med Preps LLC

Strong Contender
🏥 Medical
2.4(5 ratings)
FreeIn-App Purchases
Registered Dietitian Exam screenshot 1
Registered Dietitian Exam screenshot 2
Registered Dietitian Exam screenshot 3
Registered Dietitian Exam screenshot 4
Registered Dietitian Exam screenshot 5

Prepare for your Registered Dietitian Exam with over 1900 practice questions. Study offline and access content updated to current standards. The PRO version unlocks the full question bank for comprehensive exam preparation.

More Registered Dietitian Prep apps to explore

4
Dietitian Exam Prep 2026
Dietitian Exam Prep 2026
Dietitian Exam Prep 2026
Practice & Pass CDR RD Test
Free

Prepare for the CDR Registered Dietitian (RD) Exam with comprehensive study materials, realistic practice tests, and customizable flashcards. Track your progress, develop exam strategies, and create targeted study plans to boost confidence and achieve success.

Comprehensive study materialsRealistic practice testsCustomizable flashcards
📚 Education
(34)
free with in-app purchases
5
CDR RD: Dietitian Exam 2026
CDR RD: Dietitian Exam 2026
CDR RD: Dietitian Exam 2026
Dietitian Exam Prep Test
Free

Prepare for the Dietetic Registration (RD) Exam with expertly designed practice questions and detailed explanations. Track your progress, identify areas for improvement, and build confidence for test day. This comprehensive study tool covers all exam domains to help you pass with flying colors.

Expertly designed practice questionsDetailed explanationsProven study strategies
🏥 Medical
(50)
free with in-app purchases
6
Nourish: Eating Well Made Easy
Nourish: Eating Well Made Easy
Nourish: Eating Well Made Easy
Dietitian Covered by Insurance
Free

Connect with a Registered Dietitian via telehealth for personalized nutrition plans. Get support for various health goals, track progress, and access healthy recipes and meals. Insurance coverage makes healthy eating accessible.

Telehealth dietitian appointmentsPersonalized nutrition plansAI-powered meal logging
💪 Health & Fitness
(26K)
free with in-app purchases
7
CDR RDN: Registered Dietitian
CDR RDN: Registered Dietitian
CDR RDN: Registered Dietitian
RDN Exam Prep
$4.99
📚 Education
(0)
8
Dietitian Exam Flashcards 2026
Dietitian Exam Flashcards 2026
Dietitian Exam Flashcards 2026
CDR RD Test Prep & Practice
Free

Prepare for the Registered Dietitian exam with expert-curated flashcards. This app simplifies complex topics, offers custom study sets, and uses spaced repetition for efficient learning. Track your progress and study offline to master the CDR RD test.

Expert-curated flashcardsComprehensive topic coverageCustom flashcard sets
📚 Education
(1)
free with in-app purchases
9
CDR RD Dietitian Exam Prep
CDR RD Dietitian Exam Prep
CDR RD Dietitian Exam Prep
CDR RD Test Practice 2025
Free
📚 Education
(0)
10
MealPrepPro Planner & Recipes
MealPrepPro Planner & Recipes
MealPrepPro Planner & Recipes
Healthy Meal Prep & Groceries
Free

This app simplifies healthy eating by automatically planning your meals based on your dietary needs, preferences, and goals. It generates smart grocery lists, offers thousands of easy recipes, and helps you track progress to save time and money.

Automatic meal planningPersonalized diet optionsSmart grocery list generation
🍔 Food & Drink
(11K)
free with in-app purchases
11
RP Diet Coach & Planner
RP Diet Coach & Planner
RP Diet Coach & Planner
Calories, Macros, Fat Loss
Free

This app helps you achieve your fitness goals by providing personalized calorie and macro tracking, meal timing guidance, and flexible scheduling. It adapts to your progress with weekly reviews and offers a vast food database with barcode and AI nutrition label scanning.

Personalized calories and macrosMeal timing guidanceRaw vs. cooked food tracking
💪 Health & Fitness
(12K)
subscription
12
Dietitian Exam Prep 2024
Dietitian Exam Prep 2024
Dietitian Exam Prep 2024
RD & RDN Exam Practice
Free

Prepare for your RD and RDN certification exams on the go with a comprehensive mobile study tool. Access a large question bank, create custom exams, and track your progress. Offers free and premium study plans with a pass guarantee for premium users.

Custom exam creationExtensive question bank (400+ questions)Works offline
🏥 Medical
(35)
freemium
13
Dietitian Easy Prep 2026
Dietitian Easy Prep 2026
Dietitian Easy Prep 2026
Questions, Flashcards, Exams
Free

Prepare for the Registered Dietitian exam with comprehensive practice questions, flashcards, and study tools. Track your progress, customize your study schedule, and gain confidence for exam day. Achieve your goal of becoming a Registered Dietitian.

Extensive practice questions with detailed explanationsFlashcards for memorizing key termsProgress tracking and performance analysis
📚 Education
(10)
freemium
14
Fay Nutrition Dietitians
Fay Nutrition Dietitians
Fay Nutrition Dietitians
Personalized dietitian care
Free

Receive personalized nutrition guidance from licensed Registered Dietitians. This app connects you with professionals for 1:1 support tailored to your unique body, goals, and preferences. Improve eating habits, lab results, and gain confidence in your food choices.

Personalized nutrition plans1:1 dietitian consultationsSpecialized nutrition therapy
💪 Health & Fitness
(6.6K)
free
15
Dietitian Exam To Go
Dietitian Exam To Go
Dietitian Exam To Go
RD Exam studying on the go
$79.99

Prepare for the Registration Exam for Dietitians with a comprehensive study tool. This app offers practice exams with questions mirroring the actual test, broken down by domain, with immediate feedback and detailed explanations for each answer.

Practice exams mirroring RD ExamQuestions broken down by domainCustomizable question sets
📚 Education
(30)
paid
16
PrepWizard
PrepWizard
PrepWizard
Automatic Food Prep Labels
Free

Automate your food preparation by generating labels automatically. This app eliminates the need for manual labeling, streamlining your workflow. It's ready to use immediately upon download with no complex setup required.

Automatic label generationEliminates handwritten labelsStreamlines food prep
💼 Business
(29K)
free
17
Foodvisor - AI Calorie Counter
Foodvisor - AI Calorie Counter
Foodvisor - AI Calorie Counter
Diet Tracker for Weight Loss
Free

This app acts as your personal nutritionist, offering a personalized nutrition plan and helping you track your daily intake. It features an AI-powered camera for instant food recognition, tailored recipes, and progress monitoring to help you achieve your health and wellness goals.

AI Calorie Tracker with Instant Food Recognition CameraPersonalized Nutrition Plans by ExpertsTailored Recipes for Healthy Eating
💪 Health & Fitness
(16K)
freemium
18
Mealime Meal Plans & Recipes
Mealime Meal Plans & Recipes
Mealime Meal Plans & Recipes
Meal Planner & Grocery List
Free
$2.99 | 100% OFF

Simplify meal planning and grocery shopping with personalized weekly plans and quick, healthy recipes. Reduce food waste, save money, and track nutrition goals with this app designed for busy individuals and families.

Personalized meal plansAutomated grocery listsQuick, healthy recipes
🍔 Food & Drink
(53K)
freemium
19
Fooducate: Nutrition Coach
Fooducate: Nutrition Coach
Fooducate: Nutrition Coach
Calorie Counter & Diet Tracker
Free

This app helps millions track food intake, exercise, and sleep to improve health and achieve weight loss goals. It analyzes food quality, counts macros, and offers personalized dietary advice for various health needs. Scan barcodes to uncover hidden ingredients and discover healthier alternatives.

Log food intake and exerciseAnalyze calorie quality and macrosScan product barcodes for nutrition grades
💪 Health & Fitness
(77K)
free with in-app purchases
20
CDR RD Review & Prep 2026
CDR RD Review & Prep 2026
CDR RD Review & Prep 2026
CDR•RD•Pocket Prep
Free

Prepare for the Registered Dietitian exam with over 1000 practice questions, full exam simulations, and expert explanations. Track your progress, identify weak areas, and study offline with smart flashcards. Designed for aspiring dietitians to study effectively anytime, anywhere.

1000+ RD-style practice questionsFull-length exam simulationsExpert-written explanations
🏥 Medical
(1)
free with in-app purchases

FAQ about Registered Dietitian Prep

Are there free registered dietitian prep apps for iPhone?
Yes — 17 of the top registered dietitian prep apps we rank are free to download, including Registered Dietitian Prep and Registered Dietitian Exam.
Registered Dietitian Prep has no ads and offers in-app purchases, according to its App Store listing as of June 2026.
We track 222+ registered dietitian prep apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.