Personalized path
Select your state, CDL class, air-brake needs, and endorsements to build a relevant study route.
Study with direction
Your CDL goal. A clearer road forward.
Turn a large CDL manual into a focused study path with short lessons, smart review, and realistic mock exams built around your license goals.
Free to start · No sign-up form · Designed for adult CDL learners
CDL Pro Hub for iPhone is being prepared. Android is available first.
YOUR STUDY PATH
Ready for the next mile?
Keep moving through your personalized CDL plan.
General KnowledgeContinue your learning path
Air BrakesFocused question groups
Mock ExamOpen · 60 minutes
Review CenterPractice what needs attention
8 categoriesCore knowledge and endorsements
6 languagesHelp and explanations
50 questionsBalanced mock exam format
Made for steady progress
Everything you need to study with purpose.
CDL Pro Hub organizes preparation into manageable steps and keeps your next action clear.
Language support
Study official-style English questions with optional explanations in English, Spanish, Arabic, Russian, Hindi, or Turkish.
Progress tracking
Resume where you stopped and see accuracy, lesson mastery, weak topics, and review activity.
Mock exams
Take 50-question timed mock exams from the beginning—without waiting for a progress lock to open.
Smart review
Revisit missed concepts and due material so practice focuses on what needs more attention.
Offline-first study
Bundled questions and local progress make core study available even when your connection is unreliable.
Four simple steps
From setup to exam practice.
A guided start keeps the app useful without making you configure everything at once.
Choose a language
Select the language used for additional explanations and study help.
Select your state
Set your testing state and keep its official CDL manual in view.
Build your path
Choose a CDL class, brake setup, and endorsements that match your goal.
Practice and review
Complete focused lessons, revisit weak areas, and run timed mock exams.
Coverage
Core CDL topics in one study hub.
General KnowledgeAir BrakesCombination VehiclesHazardous MaterialsPassengerSchool BusTank VehiclesDoubles & Triples
NOT A GOVERNMENT APP: CDL Pro Hub is an independent study aid. It does not represent, and is not affiliated with or endorsed by, the FMCSA, U.S. Department of Transportation, any DMV, or any federal or state government agency. It does not replace your current official state CDL manual, required training, or professional instruction and does not guarantee a passing result. View original government sources.
Start your study path
A focused plan is easier to follow.
Download CDL Pro Hub for Android. The store button automatically adapts for supported mobile platforms.
View on Google Play →