CDL Prep

CDL Prep 2026 - Commercial Driver License Practice Tests

Prepare confidently and pass your CDL (Commercial Driver License) exam on the first try. This complete study companion covers every endorsement and the General Knowledge test required by the FMCSA, so you can earn your Class A, Class B, or Class C license with confidence.

Built from the latest 2026 commercial driving manuals, the app includes realistic practice questions, instant explanations, flashcards, and progress tracking. Whether you are a new driver studying for your first CDL or a professional adding endorsements, you will find everything you need in one place.

KEY FEATURES

Realistic Practice Tests
- Hundreds of exam-style questions across nine CDL topics
- Instant feedback with detailed explanations for every answer
- Practice individual topics or take full mixed-mode exams
- Tracks your pass rate and weak categories automatically

Complete Topic Coverage
- General Knowledge (required for all CDL classes)
- Air Brakes endorsement
- Combination Vehicles endorsement
- Hazardous Materials (HazMat) endorsement
- Tanker endorsement
- Passenger Transport endorsement
- Doubles and Triples endorsement
- School Bus endorsement
- Pre-Trip Vehicle Inspection

Smart Study Tools
- Flashcards for fast memorization of key terms and signs
- Starred Questions to revisit tough items
- Wrong Answer Tracking to focus on weak areas
- Custom tests for personalized practice
- Search within questions and explanations

Accessibility and Flexibility
- Audio Mode listens to questions and answers hands-free
- Dark Mode for comfortable night study
- Adjustable text size for easy reading
- Offline Mode studies anywhere, no internet needed

Progress Tracking
- Real-time readiness indicator shows when you are exam ready
- Identify strengths and weaknesses at a glance
- Regular updates to match the latest FMCSA changes

WHY CHOOSE CDL PREP 2026

- Covers all endorsements: HazMat, Tanker, Passenger, School Bus, Doubles/Triples
- Clean, intuitive design with light and dark themes
- Built for new drivers, owner-operators, and fleet professionals
- Updated to match 2026 commercial driving standards
- Trusted study companion for the road test you need

Start studying today and earn your CDL. Drive your career forward with confidence.

OFFICIAL SOURCES

CDL rules and training content in this app is based on these official U.S. government sources (also linked in the app under More > Official sources) and your state's CDL manual:

• 49 CFR Part 383, CDL Standards: https://www.govinfo.gov/content/pkg/CFR-2025-title49-vol5/pdf/CFR-2025-title49-vol5-part383.pdf
• 49 CFR Part 380, Entry-Level Driver Training: https://www.govinfo.gov/content/pkg/CFR-2025-title49-vol5/pdf/CFR-2025-title49-vol5-part380.pdf
• FMCSA Training Provider Registry (ELDT): https://tpr.fmcsa.dot.gov/
• Find your state DMV (USAGov): https://www.usa.gov/state-motor-vehicle-services

DISCLAIMER

CDL Prep 2026 is an independent study aid published by Learnify. It is not affiliated with, endorsed by or sponsored by the FMCSA, the U.S. Department of Transportation, TSA, AAMVA, any state DMV or licensing agency, or any exam provider. Practice questions are written by our team and are not actual exam items. Always verify current requirements with the official sources above and your state's CDL manual. All trademarks are property of their respective owners.

Recent changes:
What's new in this version:
• New audio player – listen to the study guide and questions hands-free
• Highlight button now appears right under the text you select
• Chapter test and flashcards for every section
• Custom test: mix the topics you want to practice
• Mock exams move to the next question automatically
• Change your mock exam answers until you finish
• Translate the study guide and questions into your language
• Cleaner design, smoother and more stable