Choose how you want to learn
Move between practice tests, flashcards, exam simulations, visual study guides, and road skills without losing your progress.
CDL KNOWLEDGE TEST PREPARATIONKnow what to study.
Know what to study.
Know when you’re ready.
CDL Mastery connects realistic practice, adaptive flashcards, visual lessons, DMV-style exams, and weak-area recovery into one clear preparation system.
1,500questions tracked725flashcardsStateoverlays
39%DMV readinessFocus: Air Brakes
9Day streakKeep the momentum
One connected path from first lesson to test-day readiness.
QUICK PRACTICEFLASHCARDSSTUDY GUIDESEXAM MODEWEAK AREAS
THE REAL APP
A complete view of your CDL preparation.
The home screen brings readiness, progress, weak areas, and every learning mode into one place.
See the next best action
Readiness and weak-area data turn past answers into a practical recommendation for the next session.
Prepare for your state
Use a state overlay while keeping the core CDL preparation system consistent.
QUICK PRACTICE
Fit focused practice into the time you have.
Choose a 20-question warm-up, a balanced 50-question session, or the 100-question Final Boss. Practice by core category or endorsement and receive immediate answer feedback.
- Core knowledge and endorsement categories
- Immediate correct/incorrect feedback
- Optional Auto Advance after feedback
- Results, retry, and answer review
REAL APP SCREENS · TAP TO EXPAND
FROM ANSWER TO ACTION
Every result leads somewhere useful.
INTERACTIVE PRODUCT TOUR
Don’t just look at the app. Try it.
Complete 10 practice questions, review 10 flashcards, or sit a 10-question sample exam.
⌂Home✓Practice▤Study↗Progress
725 CARDS · 9 CATEGORIES
ADAPTIVE FLASHCARDS
Build recall, then rate what you actually know.
Reveal each answer and grade it Again, Hard, Good, or Easy. CDL Mastery turns those ratings into a smarter review pattern and a clear session summary.
- 20, 50, 100, or full-deck sessions
- Four-level confidence rating
- Strongest-card and needs-review insights
DMV EXAM SIMULATOR
Rehearse the pressure before test day.
Choose a category, turn the timer on or off, track the live passing target, and save missed questions directly into the weak-area engine.
- Category-specific passing targets
- 10-, 15-, or 30-minute timers—or untimed
- Automatic advance after every answer
- Full results and answer review
DMV-STYLE SIMULATION
RESULTS THAT TEACH
A score is only the beginning.
CDL Mastery explains the outcome, saves the misses, recommends a next step, and lets the learner review every answer.
CDL STUDY ACADEMY
Short lessons. Visual explanations. Real understanding.
Study Guides break difficult topics into small cards, memory hooks, visual explanations, and quick checks.
PERSONALIZED RECOVERY
Your missed questions become the study plan.
The analytics engine ranks weak categories, measures priority, recommends the next practice session, and shows recovery over time.
01Identify the highest-priority category02Launch targeted weak-area training03Track recovery across future sessions
CONTROL YOUR EXPERIENCE
State-aware preparation, with transparent data controls.
Select a state overlay and choose exactly which learning records to reset—practice progress, weak areas, flashcard ratings, analytics, saved sessions, streak, or state.
FREE CDL RESOURCES
Useful guidance outside the app.
Air Brakes Study Guide: What You Actually Need to Know
Understand warning systems, pressure ranges, inspection steps, and the decisions that matter.
Read guide →Commonly Missed CDL Questions—and Why
Learn the concepts candidates confuse most often and how to reason through them.
Read guide →The CDL Pre-Trip Inspection Checklist
A practical sequence for remembering what to inspect and how to explain it.
Read guide →
COMING TO IOS & ANDROID
Prepare for the permit. Build knowledge for the road.
Join the early-access list for launch updates and practical CDL guidance.