CDL Help vs CDL RoadMaster Permit Prep

CDL Practice Test — CDL Help Prepare with confidence for your CDL permit test. CDL Help is a CDL practice test app for the Class A and Class B commercial driver's license. Study 2,500+ practice questions with detailed explanations — offline, in 10 languages. PRACTICE TESTS Core CDL tests: • General Knowledge — vehicle rules, safe driving, cargo, vehicle inspection. Required for all CDL applicants. • Combination Vehicles — coupling and uncoupling, rollover prevention, inspection. Required for Class A. • Air Brakes — system parts, dual air brakes, checks and correct use. Endorsement tests: • HazMat (H) — hazardous materials, placards, emergency response. • Tanker (N) — loading and unloading, liquid surge, tanker driving. • Doubles & Triples (T) — coupling more than one trailer, safe driving, inspection. Also in the app: pre-trip inspection questions, and US road signs with a quiz. STUDY TOOLS • Complete version (the exam essentials) or Expanded version (extra questions from the CDL handbook) • Flashcards for quick review • Reading mode: the question, the correct answer and the explanation together • Text-to-speech: hear questions read aloud in English • Bookmark questions to review later • Practice the questions you missed most • Shuffle questions • Timed mock exam • Set your exam date and get a daily study plan with a countdown • Progress by topic: questions answered and accuracy • Your state's CDL handbook in the app — many explanations link to the page they come from • Detailed explanations based on federal FMCSA regulations LEARN CDL AND ENGLISH TOGETHER Federal rules require commercial drivers to read and speak English (49 CFR 391.11). Study in your language and switch any question to English with one tap. You learn the CDL rules and the English words for them at the same time. When you can read road signs, talk with inspectors and fill in reports in English, you protect yourself, your CDL and everyone on the road. Languages in the app: English, Spanish, Russian, Chinese, Arabic, Portuguese, Korean, Turkish, Ukrainian, Uzbek. Some tests and features require an in-app purchase. Download CDL Help and start studying today. Terms of Use: https://www.cdlhelp.com/terms-conditions Privacy Policy: https://www.cdlhelp.com/privacy-policy

CDL RoadMaster Permit Prep is the complete study companion for your Commercial Driver's License (CDL) permit and endorsement knowledge tests. Whether you're starting truck-driving school, switching careers, or retaking the test, RoadMaster helps you study smarter and walk in ready. Everything you need to prepare — all in one app, and it works fully offline. STRUCTURED LESSONS • 50 clear, in-depth lessons across every CDL topic • Key facts, common mistakes, warnings, and memory tips • Optional audio narration so you can study on the go REALISTIC PRACTICE QUESTIONS • 180+ original questions with detailed explanations • Learn why each answer is right — and why the others are wrong • Quick Practice, Standard, Topic, and fully Custom sessions • Weak-Area Practice that automatically targets your lowest scores • Speed Rounds and a fresh Daily Challenge every day TIMED MOCK EXAMS • Full-length, timed exams that mirror the real test • General Knowledge, Air Brakes, Combination Vehicles, and endorsement exams • Instant scoring with a category-by-category breakdown • Flag questions for review and get a recommended next step SPECIALIZED TRAINERS • Road-Sign Trainer with a full sign library and four practice modes • Hazard-Perception scenarios that teach the safest action • Interactive Pre-Trip Inspection walkthrough of every component TRACK YOUR PROGRESS • Exam-readiness estimate so you know when you're ready • XP and Driver Levels from Rookie Driver to RoadMaster • Study streaks, daily goals, and 30 achievements to earn • Personal records and detailed charts of your accuracy over time • A Mistake Notebook that collects every question you miss ENDORSEMENT PREP INCLUDED • Passenger (P), School Bus (S), Tank (N), Hazardous Materials (H), and Doubles/Triples (T) BUILT FOR ADULT LEARNERS • Clean, professional, distraction-free design • Full support for Dark Mode, Dynamic Type, and VoiceOver • Works 100% offline — study anywhere, no account required FREE TO START Study for free with introductory lessons, daily practice, a starter mock exam, and progress tracking. Unlock everything — the complete question bank, all lessons and endorsements, unlimited mock exams, audio study mode, and an ad-free experience — with a single one-time purchase. No subscription. IMPORTANT This app is an independent educational study tool. It is not affiliated with or endorsed by the FMCSA, any DMV, any state licensing agency, or any official CDL testing provider. Test requirements and regulations may change. Always consult the latest official CDL manual for your state. Start your journey to a CDL today with RoadMaster.