Our app · Android
Road Ready CDL: CDL Permit Test Practice
1,000+ practice questions for the US commercial driver's licence (CDL) knowledge tests, written from official state CDL manuals. Every answer has an explanation and a manual section reference.
For people studying for a commercial learner's permit. In English and Spanish. An independent study aid, not an official DMV app.
iPhone version planned for later.
What it does
Practice for the CDL knowledge tests, one plan at a time
A plan built around your test
Tell the app your state, licence class and test date, and it builds a study plan for you.
25-question practice tests
Instant feedback on every answer, with an explanation and the manual section it comes from.
Missed-question review
Questions you get wrong come back. A question leaves the queue after two correct answers in a row.
Timed exam simulator
Practise under time pressure before the real knowledge test.
Readiness score per test
See how prepared you are for each test you plan to take, and drill the topics that need work.
Listen-only audio mode
Hear questions and answers read aloud using your phone's own text to speech.
Also included: topic drills, bookmarks, and daily reminders with a study streak.
What it covers
Eight knowledge test sections
Choose the sections you need for your licence class and endorsements. Questions are written from official state CDL manuals.
- General Knowledge
- Air Brakes
- Combination Vehicles
- Hazardous Materials
- Tanker
- Doubles and Triples
- Passenger
- School Bus
Pricing
Start free, unlock everything with Premium
The first practice test in each section you choose is free, with full explanations. No free trial. No ads.
| Plan | Price (US) | Notes |
|---|---|---|
| FreeFirst practice test in each section you choose, with full explanations | $0 | First practice test in each section you choose, with full explanations |
| Premium weeklySubscription, renews until cancelled in Google Play | $4.99 / week | Subscription, renews until cancelled in Google Play |
| Premium 3 monthsSubscription, renews until cancelled in Google Play | $19.99 / 3 months | Subscription, renews until cancelled in Google Play |
| Premium lifetimeOne-time purchase, no subscription | $29.99 once | One-time purchase, no subscription |
Premium unlocks every practice test and feature. Prices can vary by country and are shown in the app before you pay. Purchases, subscription management, cancellation and refunds go through Google Play.
Your data
Your study progress stays on your phone
No account is needed. Your study profile, answers, progress and bookmarks are stored only on your device. There is no advertising and we don't sell data. You can erase everything with "Reset progress" in the app or by uninstalling it.
- Works offline: study without an internet connection
- No account or sign-in
- No ads and no advertising SDKs
- No location permission: you choose your state yourself
Independent study aid, not official
This app is an independent study aid. It is not affiliated with or endorsed by any state DMV or government agency, and it is not an Entry-Level Driver Training provider. Always check your state's official CDL manual.
Passing is not guaranteed. Question counts and pass marks vary by state, and our content may contain errors. You can report a problem from any question or by email.
FAQ
Common questions
Is this an official DMV app?
No. This app is an independent study aid. It is not affiliated with or endorsed by any state DMV or government agency, and it is not an Entry-Level Driver Training provider. Always check your state's official CDL manual.
Does it count as Entry-Level Driver Training (ELDT)?
No. Road Ready CDL is not an Entry-Level Driver Training provider and does not replace any required training.
Will I pass if I use it?
We can't promise that. Passing is not guaranteed. Question counts and pass marks vary by state, and our content may contain errors, so always check your state's official CDL manual.
Which tests does it cover?
General Knowledge, Air Brakes, Combination Vehicles, Hazardous Materials, Tanker, Doubles and Triples, Passenger and School Bus.
Is it available in Spanish?
Yes. The app and the questions are available in English and Spanish.
Does it work offline?
Yes. You can study without an internet connection.
Do I need an account?
No. There is no account or sign-in. Your study progress is stored on your phone.
What is free and what is paid?
The first practice test in each section you choose is free, with full explanations. Premium unlocks everything else. There is no free trial and there are no ads.
How do I cancel a subscription?
In Google Play: Profile → Payments & subscriptions → Subscriptions → CDL Prep: Permit Test 2027. Uninstalling the app does not cancel a subscription.
Is there an iPhone version?
Not yet. Road Ready CDL is coming to Android first; an iPhone version is planned, with no date set.
Support
Questions, a bug or a wrong answer?
Email [email protected]. To report a wrong question, use "Report a problem" on that question in the app so the question ID is included.
Answers about study plans, purchases, languages and reminders are on the help page.