Description
Pass your Commercial Driver’s License (CDL) knowledge tests with confidence. CDL Master: Audio Prep 2026 is an audio-first study companion built for busy schedules—listen, review, and practice anytime you have a safe moment (breaks, downtime, or when parked).
UPDATED FOR 2026 – INCLUDED CATEGORIES
General Knowledge
Hazardous Materials (HazMat)
Air Brakes
Combination Vehicles
School Bus
KEY FEATURES
Audio Study Mode (Text-to-Speech): Hear questions and answers read aloud with background audio support.
Practice Questions: DMV-style multiple-choice practice designed to mirror common CDL knowledge-test formats.
Smart Mistakes Bank: Automatically saves missed questions so you can focus on weak areas.
100% Offline Study: Download once and keep studying without internet in many parts of the app.
Premium Option: Unlock all content and remove ads with a flexible subscription plan.
SUBSCRIPTION INFORMATION
Title: Premium CDL Prep Access
Length & Price: Choose from Monthly ($19.99/mo), Quarterly ($39.99/3-mo), or Yearly ($69.99/yr) plans.
Payment will be charged to your iTunes Account at confirmation of purchase.
Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period.
Account will be charged for renewal within 24-hours prior to the end of the current period.
Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase.
LEGAL & LINKS
Privacy Policy: https://sites.google.com/view/cdl-master-legal-privacy
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Disclaimer: This app is not affiliated with any government agency, including any state DMV, FMCSA, or other official authority.
Download CDL Master today and prepare smarter for your CDL exam.