Screenshots
Description
CDL Prep is the best way to prepare for the Commercial Drivers License General Knowledge, and various endorsement exams. CDL Prep contains questions on the following topics: General Commercial, Air Brakes, Combinations, Hazmat, Passenger, Tanks, School Bus, and Doubles/Triples. Features: 1. Over 500 questions to practice with. 2. Exam Mode - 60 minutes to answer 50 randomly chosen questions, or 40 minutes to answer 20 to 30 questions on endorsement topics. At the end, review your score and any incorrect answers. 3. Practice Mode - Answer questions and receive instant feedback if you answered incorrectly. 4. Answer Randomization - Answers to questions will not always be in the same position. Please send any feedback or request to: CDLPrepApp@gmail.com. Thank you for reading, and good luck on your exams!
What's New
Minor bug fixes and performance improvements.
Details
- Developer
- Jeffrey Diaz
- Main Category
- Education
- Version
- 9.11
- Version Release
- 2026-05-16
- Initial Release
- 2016-04-14
- Size
- 6 MB
- Age Rating
- 4+
- Price
- Free
- Languages
- EN
- Bundle ID
- com.jeffreydiaz.CDL-Prep
- Version Rating
- ★ 4.68 (6,461)
- First Seen
- 2026-05-28
Metadata updated 2026-06-14
Rank History
Free · Max 90 days · Top 5 categories shown (Y-axis: rank, lower is better)
Free Rankings
Paid Rankings
No rankings
Competitive Benchmark — Education Top 10
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