CDL Practice Test® 2026 vs CDL Prep

CDL Practice Test® is the original CDL exam prep — and the largest question-and-answer pool available. Practice is free. Every question includes a reference to the FMCSA CDL Manual. Pass the 2026 written exam for Class A, Class B, and every endorsement. 1,600+ current questions with answers and See Why on every miss, CDL manuals for all 50 states, and official-length Exam Mode. 6,000+ ratings at 4.8 stars. Live support 9am–5pm CDT. No account required. WHY THIS IS THE ONE • The original CDL Practice Test® — first on the store, built for the written exam, not a clone • Largest available practice bank: 1,600+ questions and answers, reviewed throughout the year for 2026 • Class A and Class B • Every endorsement, including School Bus • See Why explanations when you miss • Progressive unlock — hit 80% and move on • Official-length Exam Mode, by topic • State CDL manuals for all 50 states • Live support from 9am to 5pm CDT • Practice stays free. Subscribe only when you want Exam Mode. WHAT YOU STUDY • General Knowledge • Air Brakes • Combination Vehicles • Hazardous Materials • Tanker • Passenger • Doubles / Triples • School Bus HOW IT WORKS 1. Open the app. No registration. 2. Practice by topic. Wrong answers get a plain-English See Why. 3. Score 80% to unlock the next set. 4. When you are ready, Exam Mode uses official counts: General Knowledge 50, Air Brakes 25, HazMat 30, and 20 on Combination, Doubles/Triples, Passenger, Tanker, and School Bus. 5. Walk into the DMV having already sat the test. PRACTICE IS FREE. EXAM MODE IS OPTIONAL. The question bank, See Why, and 50-state manuals are free. Exam Mode is the subscription — weekly, monthly, or yearly — for drivers who want the official-length simulator before test day. Restore purchases any time from the paywall. This app covers written exams in all 50 states. Practice with Purpose. Pass with Confidence.™

CDL Prep is your ultimate partner in preparing for and passing the Commercial Driver's License (CDL) exam. Designed specifically for future commercial drivers, our app offers a comprehensive and personalized learning experience. KEY FEATURES: UPDATED QUESTIONS. - Updated and verified question bank - Questions similar to those on the actual exam - Content based on the official CDL manual FLEXIBLE STUDY MODES - Category-specific practice - Timed simulated exams - Error review mode - Detailed explanations of each answer PROGRESS TRACKING - Detailed performance statistics - Identification of weak areas - History of tests taken - Tracking of continuous improvement COMPLETE CONTENT - Traffic signs and regulations - Vehicle inspection - Basic control maneuvers - Safe driving - Transporting cargo - Passengers and compressed air - Tanks and hazardous materials ADDITIONAL FEATURES - Intuitive and easy-to-use interface - Offline mode available - Regular content update - Multilingual support - Exam tips and tricks BENEFITS - Increase your confidence for the exam - Learn at your own pace - Identify and improve your weaknesses - Save time and money in preparation - Maximize your chances of passing Whether you are just starting your preparation or need a final review before the exam, CDL Prep provides you with all the tools you need to succeed on your CDL exam. Download CDL Prep now and take the first step towards your commercial driver's license. Note: This application is a study tool and does not guarantee that you will pass the exam. We recommend that you also study your state's official manual.