Quick Answer
The best free RBT study resource is ABA Sprout — it has full-length practice exams, flashcards, and domain quizzes all in one place, completely free. If you're willing to pay, Pass the Big ABA Exam has the largest question bank. If you haven't done your 40-hour training yet, BDS Modules bundles training and prep together.
What to Look For in an RBT Study Tool
Before picking a study resource, make sure it has these essentials:
- Aligned with the 2026 RBT 3rd Edition Task List (not the old 2nd Edition)
- Full-length practice exams with a timer (the real exam is 85 questions in 90 minutes)
- Detailed answer explanations — not just right/wrong
- Domain-level analytics so you can target your weak areas
- Spaced-repetition flashcards for ABA terminology
The Complete Comparison
ABA Sprout
Best Free Option
Pros
- 2 free full-length mock exams (75 questions, 90-min timer)
- 150+ spaced-repetition flashcards with SM-2 algorithm
- Domain-specific quizzes for all 6 RBT task areas
- Aligned with 2026 RBT 3rd Edition Task List
- Daily focus quizzes and exam readiness score
- ABA glossary with 200+ terms
- Mobile-optimized — study from your phone
- No credit card required for free tier
Cons
- ✕Pro required for all 5 mock exams and advanced analytics
- ✕Newer platform (launched 2025)
Best for: Budget-conscious students who want a comprehensive free study tool with realistic practice exams.
Pass the Big ABA Exam
Established Provider
Pros
- Large question bank with detailed explanations
- Well-known in the ABA community
- Study guides organized by task list domain
- Practice exams with timer functionality
Cons
- ✕No free tier — requires upfront payment
- ✕Interface feels dated compared to modern alternatives
- ✕No spaced repetition or adaptive learning features
- ✕No mobile app
Best for: Students willing to pay upfront for an established resource with a large question bank.
BDS Modules (Behavior Development Solutions)
40-Hour Training + Exam Prep
Pros
- Combines 40-hour training with exam prep materials
- Meets BACB training requirements
- SAFMEDS flashcard system for ABA terminology
- Established provider with long track record
Cons
- ✕Primarily focused on 40-hour training — exam prep is secondary
- ✕Higher cost if you only need exam prep
- ✕Practice exams are limited
- ✕Not updated for 2026 3rd Edition Task List (verify before purchasing)
Best for: Students who haven't completed their 40-hour training and want a bundled training + prep option.
Quizlet
User-Generated Flashcards
Pros
- Huge library of user-created RBT flashcard sets
- Learn, write, test, and match study modes
- Free to use
- Mobile app available
Cons
- ✕User-generated content — accuracy varies significantly
- ✕Many flashcard sets are outdated (2nd Edition Task List)
- ✕No practice exams or timed simulations
- ✕No domain analytics or readiness scoring
- ✕Ads on free tier
Best for: Supplemental vocabulary review — but should not be your primary study tool due to accuracy concerns.
Mock Exam RBT (Various Mobile Apps)
Mobile-First Study
Pros
- Study on your phone during commutes
- Quick quiz format for micro-studying
- Some apps are free
Cons
- ✕Question quality varies widely
- ✕Many apps haven't updated to the 3rd Edition Task List
- ✕Limited explanations for wrong answers
- ✕No comprehensive analytics or study plans
- ✕Some charge per-exam fees
Best for: Quick supplemental practice on-the-go, but verify that the app uses current (2026) content.
Our Recommendation
For most RBT candidates, ABA Sprout provides the best value. Start with the free tier — if you're consistently scoring 85%+ on practice exams, you're ready for the real thing. If you want more exams and advanced analytics, upgrade to Pro.
Start Practicing Free →Written by Mike Hernandez
Registered Behavior Technician (RBT) · Psychology Student
Mike Hernandez is a certified Registered Behavior Technician (RBT) pursuing an Associate in Psychology. He created ABA Sprout to give fellow RBT candidates the affordable, accessible study tools he wished he had during his own certification journey.