Upgrade your experience. Try CDL Prep, the fantastic Education app from Jeffrey Diaz, from the comfort of your laptop, PC, or Mac, only on BlueStacks.
About the App
Studying for your Commercial Driver’s License? CDL Prep by Jeffrey Diaz is here to make things so much easier. Whether you’re brushing up on general knowledge or tackling those tricky endorsements, this app covers all the essential topics—and gives you plenty of ways to check your progress as you go. There aren’t any boring lectures or endless textbooks—just direct, practical practice you can fit right into your day.
App Features
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Wide Range of Topics
Get hands-on with questions covering General Commercial, Air Brakes, Combinations, Hazmat, Passenger Transport, Tanks, School Bus rules, and even Doubles/Triples. Every major area that shows up on your CDL test is here. -
Practice Questions—Aplenty
Jump into more than 500 questions for all sorts of situations. You’ll see new scenarios and plenty of variety—no repeat cycles on loop. -
Exam Mode
Want to see how you’d handle the real test? Try Exam Mode: you’re given random questions (50 for general, or 20–30 on endorsements) and a timer similar to the actual exam. When you’re done, see not just your score but what you missed. -
Practice Mode with Feedback
If you’d rather take your time and get instant hints, Practice Mode shows you right away if you missed a question—just so you can learn as you go. -
Shuffle the Answers
The choices never line up in the same order, keeping you on your toes and making sure you’re thinking, not just memorizing. -
Performance Tracking
After a few rounds, check your progress with clear color-coded stats: red for the rough spots, orange for almost there, and green for areas you’ve mastered.
CDL Prep by Jeffrey Diaz is in the Education genre and works smoothly on your phone, but if you like a bigger view, you can always try it on your computer with BlueStacks.
Eager to take your app experience to the next level? Start right away by downloading BlueStacks on your PC or Mac.
