The comparison boundary
Public pages were checked on October 18, 2026. The comparison records visible question counts, modes, feedback and saving boundaries. It is not an independent market-wide ranking, a new professional review of every question, or a complete end-to-end audit of older tools. In particular, a menu advertising a quiz is not proof that every item and navigation control works correctly.
THE SHORTLIST
At a glance
- 01RBTHub
Free 85-question mock; optional guided Premium
Read the overview → - 02RBT Mock Exam
Menu of 75-, 85- and 50-question practice sets
Read the overview → - 03RBT Practice Tests
Topic quizzes and companion study-guide directory
Read the overview → - 04RBTPracticeExam.pro
40 mixed questions; study or optional45-minute mode
Read the overview → - 05RBT-Practice.com
20 measurement questions; optional25-minute mode
Read the overview → - 06RBTExam.pro
18 untimed cases; three in each of six areas
Read the overview → - 07Quizzma
75-question RBT page and links to other mocks
Read the overview →
01 / RBTHub
Put a full mock inside a daily plan
Free 85-question mock; optional guided Premium
Start with the free 85-question mock linked from the homepage; it needs no account. If you want a continuing study routine, the optional 30-Day Prep Pass costs $19 once, without automatic renewal. It brings ten full 85-question mocks, adaptive and weak-domain practice, explanations, saved online progress, an exam-date target, a daily checklist and weekly checkpoints into one product.
RBTHub RBT exam preparationSession fit: Our first choice for pairing full-mock practice with a clear daily plan. Paid features are separate from the free mock.
Keep in mind: Free practice and paid plan are separate; study feedback is not a pass prediction.
02 / RBT Mock Exam
Choose a format, then check the actual set
Menu of 75-, 85- and 50-question practice sets
The homepage lists 75-question, 85-question and 50-question hard sets, alongside other resources. That menu gives you several formats to investigate, but a label is not proof that the entire set, navigation and explanations meet your needs. Open the intended tool and check its actual question count before treating it as a full sitting.
RBT Mock ExamSession fit: Browse for an additional set, then check what the selected page really provides. Keep a legacy score separate from any claim about examination readiness.
Keep in mind: Older labels/content need checking; do not rely on a legacy score as exam readiness.
03 / RBT Practice Tests
Locate a subject after an error
Topic quizzes and companion study-guide directory
The directory pairs quizzes and study guides for measurement, skill acquisition, behavior reduction, documentation and reporting, and professional conduct. After a missed question, those labels can help you locate a subject to revisit. They are older groupings rather than proof of complete current outline coverage; check the material and its sources rather than assuming the category name settles the issue.
RBT Practice TestsSession fit: Find a topic after an error. We are recommending selective use of the directory, not its legacy 75-question tool as a reliable full mock.
Keep in mind: Use the topic directory selectively; legacy75-question tool is not our full-mock recommendation.
04 / RBTPracticeExam.pro
Rehearse a shorter mixed session
40 mixed questions; study or optional45-minute mode
Featuring 40 scenario-driven questions spanning six core areas, this interface delivers untimed study and optional 45-minute timed settings. The platform provides detailed rationale breakdowns for every option, local browser progress tracking, and an on-page plain text answer library that functions independently of scripting.
mixed RBT practice examSession fit: A shorter mixed rehearsal when you have less time. Record whether you used the clock; do not compare it directly with an untimed score.
Keep in mind: Short form and browser-local progress, not a full-length mock or online account history.
05 / RBT-Practice.com
Keep the calculation and units visible
20 measurement questions; optional25-minute mode
Dedicated entirely to measurement and graphing competencies, this workspace supplies 20 focused items with 80 full option analyses in untimed or 25-minute timed formats. Four specialized practice calculators explain the exact mechanics behind rate comparisons, continuous duration, average latency, and discontinuous interval percentages.
RBT measurement questionsSession fit: Check a recurring calculation or recording-rule error. This focused trainer does not establish competence across the other domains.
Keep in mind: One-area practice only; calculators explain practice arithmetic, not clinical decisions.
06 / RBTExam.pro
Slow down and compare the alternatives
18 untimed cases; three in each of six areas
The Scenario Lab has 18 untimed cases, with three in each of six areas. Read the explanations for all choices, flag a case to revisit and use the missed-case retake rather than immediately repeating everything. Saved practice belongs to the same browser when storage is available, not a cross-device account. Sourced exam-format notes sit alongside the practice.
RBTExam.pro scenario casesSession fit: Slow down and distinguish what the scenario states from what you assumed. Three cases in an area cannot establish mastery of it.
Keep in mind: A small untimed casebook; three cases cannot establish mastery of a domain.
07 / Quizzma
Inspect an additional question resource
75-question RBT page and links to other mocks
The supplied page is labelled “RBT Practice Exam 75 Questions Free,” carries a January 16, 2025 update label and links to five other mock pages. It is another place to inspect practice questions, with supporting text that includes historical material. Its page date and older background information should not be mistaken for confirmation of current registration or examination requirements.
Quizzma’s RBT practice examSession fit: An additional question resource, used with source checks. This comparison does not certify every answer or the complete quiz flow.
Keep in mind: Treat the page date/legacy guidance carefully and verify current requirements with BACB.
Keep a useful record of each session
Write a small session plan before you start. Record the website, whether the questions are new to you, the mode you chose and what you intend to review afterward. A score without those conditions is easy to overinterpret.
- For pacing: Use a full-length mock when you can give the whole sitting your attention. Keep the actual time and unanswered count beside the result.
- For a repeated mistake: Choose a focused drill and explain the relevant rule in your own words. A smaller set leaves more room for this review.
- For reasoning: Work untimed through explained cases. Note what was given in the scenario and what you had assumed.
- For the next session: Select one issue to revisit while maintaining broader content coverage. A familiar question answered correctly again is not the same evidence as a fresh question.
Before your next practice test
What is the structural difference between an 85-question simulation and shorter quizzes?
An 85-question set can match the official question count; if its time allowance is also 90 minutes, it can support pacing practice. Count and timing alone do not establish equivalent difficulty or question quality. A shorter drill leaves more time to review particular calculations or choices, but does not reproduce a full sitting.
Does achieving a high percentage score on practice websites ensure certification?
No. It records performance on that set under those conditions, not an official examination result. Familiar questions, guesses and untimed work can make percentages difficult to compare. Use the result to locate review needs, alongside broader training and current BACB requirements; no site in this list can guarantee certification.
Why do some study platforms feature 75 questions while others provide 85?
A practice provider chooses the length of its own sets. A 75-question label does not establish an older official examination format, and a larger number alone does not establish quality. BACB currently lists 85 questions and 90 minutes. Use shorter sets as shorter practice, with their limits clearly recorded.
How should answer rationales be used to adjust future study actions?
Compare your reasoning with the explanation, including the alternatives. Mark a correct guess as a guess instead of treating it as confident knowledge. Record the rule or distinction you missed, then choose a fresh question or relevant training material for the next attempt. Keep study notes free of identifiable client information.
Make the next attempt count
Choose one tool for the work in front of you, keep the conditions beside the result and finish with a specific review action. A full mock, a calculation drill and an untimed case can each serve a purpose without pretending to be interchangeable. Use current BACB information for official requirements, and your study record for deciding what to practise next.
Official information
For examination format and current requirements, consult BACB examination information. Practice providers do not issue RBT certification. Counts and features above describe the public pages checked on the stated date; this article does not certify every answer or older tool.