--- title: "CDL Prep Pro: Practice Test - Reviews, Revenue and Downloads in United States | Apple App Store" description: "The fastest way to pass your Commercial Driver's License exam — on the first try. 500+ real practice questions across every major CDL section, plus state-specific rules for all 50 states. 100% free — " --- # CDL Prep Pro: Practice Test — United States > Permit Test, Hazmat & Class A ![CDL Prep Pro App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/f7/e8/3a/f7e83a82-c996-e478-fd5d-02dc137a5054/AppIcon-0-0-1x_U007ephone-0-1-85-220.png/434x0w.png) **Developer:** [MAXWELL TAYLOR BADE](https://apptail.io/developer/maxwell-taylor-bade-cMQjjc) **Category:** Education **Rating:** 5.0/5 (2 ratings) **Price:** Free **Bundle ID:** com.maxwellbade.cdlpreppro **Store:** Apple App Store **Country:** United States **Version:** 1.0.6 (released 2026-05-07) **Original Release:** 2026-04-02 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6761301775) **AppTail Page:** [https://apptail.io/app/cdl-prep-pro-practice-test-PFNz/united-states](https://apptail.io/app/cdl-prep-pro-practice-test-PFNz/united-states) ## CDL Prep Pro Description The fastest way to pass your Commercial Driver's License exam — on the first try. 500+ real practice questions across every major CDL section, plus state-specific rules for all 50 states. 100% free — no paywalls, no locked questions. WHAT'S INCLUDED: • General Knowledge — core CDL concepts • Air Brakes — master the most-failed section • HazMat — full hazardous materials bank • Combination Vehicles — trailer & coupling • Passenger Transport — bus endorsement • School Bus — complete question set • State-Specific Rules — local CDL laws for all 50 states SMART STUDY FEATURES: • Smart Review — automatically focuses on questions you've missed • Bookmarks — save tough questions for later • Progress tracking — accuracy and completion per section • Daily streaks and XP to keep you motivated • Instant explanations after every answer — know why, not just what • Mock exam mode — 50 questions, 60 minutes, simulate the real test Optional one-time in-app purchase removes ads — every question stays free either way. Whether you're a first-time CDL applicant or brushing up for a specific endorsement, CDL Prep Pro keeps your study sessions sharp and efficient. ## CDL Prep Pro Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/56/be/b8/56beb84a-94aa-fcf4-0233-efc7b3d07109/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-04-23_at_23.08.15.png/1320x2868.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e6/6f/2e/e66f2ed3-181b-10d7-84ce-8081dc704098/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-04-23_at_23.08.33.png/1320x2868.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/6c/18/37/6c18379e-e142-d6e2-a927-1f5580c4062e/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-04-23_at_23.10.09.png/1320x2868.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e5/67/29/e5672989-ef43-8a55-d9ce-e3504b82ae54/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-04-23_at_23.08.40.png/1320x2868.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/00/34/ff/0034ff6d-0e15-59e6-1766-752a40b9ca49/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-04-23_at_23.08.52.png/1320x2868.png) ## CDL Prep Pro Rating Breakdown in United States - 5 stars: 2 (100%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) ## CDL Prep Pro Available In - [United States](https://apptail.io/app/cdl-prep-pro-practice-test-PFNz/united-states) - [Argentina](https://apptail.io/app/cdl-prep-pro-practice-test-PFNz/argentina) - [Austria](https://apptail.io/app/cdl-prep-pro-practice-test-PFNz/austria) - [Australia](https://apptail.io/app/cdl-prep-pro-practice-test-PFNz/australia) - [Azerbaijan](https://apptail.io/app/cdl-prep-pro-practice-test-PFNz/azerbaijan) - [Belgium](https://apptail.io/app/cdl-prep-pro-practice-test-PFNz/belgium) - [Bulgaria](https://apptail.io/app/cdl-prep-pro-practice-test-PFNz/bulgaria) - [Bermuda](https://apptail.io/app/cdl-prep-pro-practice-test-PFNz/bermuda) - 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