# CDL Exam

> California CDL practice test app with over 600 questions in 8 categories. (iPhone/iPad app by Jung Ko.)

- Source: https://appshunter.io/ios/app/cdl-exam/id513185536 (this page in markdown: same URL + `.md`)
- Developer: [Jung Ko](https://appshunter.io/developer/478652274)
- Category: Education, Reference
- Price: $0.99
- Rating: 4.60/5 from 229 App Store ratings · 82 written reviews indexed
- Age rating: 4+
- Requires: iOS 9.0 · 4 MB
- Languages: American English
- Released: 2012-03-30
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/cdl-exam/id513185536/reviews.md

## What is CDL Exam?

CDL Exam contains more than 600 questions to help you pass the California Commercial Driver License exam. Questions are classified into 8 categories:

- Commercial Driver License Knowledge Test
- Passenger Transport Endorsement Test
- Vehicle Code and Safety Driving Practices
- Hazardous Materials
- Air Brakes
- Combination Vehicles
- Doubles and Triples Vehicles
- Tank Vehicles

At the end of each test, a summary is given highlighting the questions that need more review.

One can also bookmark the key questions for later study.

## Key features

- Over 600 practice questions
- 8 exam categories
- Commercial Driver License Knowledge Test
- Passenger Transport Endorsement Test
- Hazardous Materials
- Air Brakes
- Test summaries with review highlights
- Bookmark key questions

## What do users think of CDL Exam?

Overall sentiment: positive

**Pros**

- ✅ Questions nearly identical to actual DMV/CDL tests
- 📚 Effective study tool for test preparation
- 🎯 High pass rates reported by users
- 💰 Free application
- 🔄 Ability to repeat tests multiple times
- 📱 User-friendly interface
- 🏆 Comprehensive coverage of multiple endorsements
- 🔖 Bookmark feature for reviewing missed questions
- 📊 Large pool of practice questions

**Cons**

- 🐛 Some questions contain incorrect answers
- 📝 Typos and missing words in questions
- ⚠️ Questions repeat frequently
- ❌ Incomplete coverage of all test topics
- 🔄 Limited question variety
- 📖 Should not be used as sole study material
- 🎓 Missing school bus endorsement content

**Commonly reported bugs**

- App incompatible with iOS 11
- App crashes or stops working after iOS updates
- Missing words in question text
- Incorrect answers provided for certain questions
- Typos in questions and answers
- Answers covered/hidden when selected

**Most requested features**

- iOS 11 compatibility update
- Spanish language version
- Pre-trip inspection test module
- Progress tracking and score history
- Answer reveal option (don't cover answers)
- School bus endorsement questions
- More diverse question pool
- Updated questions and regular updates
- iPhone 5 compatibility
- Weather condition information for general endorsement

## Recent user reviews (10 of 82)

All indexed reviews: https://appshunter.io/ios/app/cdl-exam/id513185536/reviews.md

### 5/5 — Best app ever!!

*2019-12-19, version 2.0.0*

Thanks too this app i passed all my tests it helped me so much just keep doing them over and over until you got them down too 95-100% and you will pass it guaranteed questions are identical at the dmv

### 5/5 — Great test prep

*2018-12-03, version 2.0.0*

Almost identical to the dmv test

### 1/5 — Update app

*2017-10-28, version 1.4*

Please update app so can use it in iOS 11

### 5/5 — Great app help me out a lot for my dmv test

*2017-10-24, version 1.4*

You need to update your app for us ios 11 users that have purchase it!.
Thanks

### 5/5 — Update

*2017-10-21, version 1.4*

Please

### 4/5 — Update

*2017-10-21, version 1.4*

Update app to iOS 11 please!  this app will not work anymore need to be updated ASAP

### 2/5 — IOS 11 not working

*2017-10-17, version 1.4*

It used to work..  now after updating to IOS 11 it does not work anymore

### 5/5 — Took the test in Florida and passed

*2017-04-05, version 1.4*

I took the test for air breaks by just studying from this app only and was able to pass alot of the questions where the same ones on this app

### 5/5 — Great app

*2017-01-04, version 1.4*

The app is good . 
But I don't se updates for the questions.

### 5/5 — For CDL drivers

*2016-11-30, version 1.4*

This app is really good for any one who want to drive a commercial car
Totally recommended *****

## Frequently asked questions about CDL Exam

### What does the CDL Exam app do?

This app provides over 600 practice questions designed to help users pass the California Commercial Driver License (CDL) exam. It covers a wide range of topics relevant to commercial driving in California.

### What are the key features of the CDL Exam app?

The app features over 600 practice questions categorized into 8 essential areas, including the Commercial Driver License Knowledge Test, Passenger Transport Endorsement, Hazardous Materials, and Air Brakes. It also provides test summaries with review highlights and allows users to bookmark important questions for later study.

### Is the CDL Exam app free to use?

Yes, based on the provided information, the app is free to use and does not appear to have any in-app purchases or advertisements.

### What topics are covered in the CDL Exam app?

The app covers 8 categories relevant to the California CDL exam. These include the general knowledge test, passenger transport endorsement, vehicle code and safety, hazardous materials, air brakes, combination vehicles, doubles and triples vehicles, and tank vehicles.

### Who is the target audience for this app?

This app is intended for individuals who are studying to obtain or renew their California Commercial Driver License. It is particularly useful for those needing to pass the knowledge and endorsement tests.

## Version history (last 5 releases)

### 2.0.0 — 2017-11-06

This app has been updated by Apple to display the Apple Watch app icon.

Updated for iOS 11.

### 1.4 — 2012-08-29

Fixed few wrong questions.
Added sections "doubles and triples" and "tank vehicles".

### 1.3 — 2012-07-31

Fixes app freezing bug.

### 1.2 — 2012-06-07

Added 3 more categories:

- Air brakes
- Hazardous materials
- Combination vehicles

And many typo fixes.

### 1.1 — 2012-04-11

Fixed many typos and corrected one wrong question.

## More apps by Jung Ko

- [Hanscript Lite](https://appshunter.io/ios/app/hanscript-lite/id492122412)
- [Zhuyin Notebook](https://appshunter.io/ios/app/zhuyin-notebook/id506600447)

All apps by Jung Ko: https://appshunter.io/developer/478652274

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*