Class 4 Knowledge Test
ICBC Commercial License Exam
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Class 4 Knowledge Test: the only test prep tool that predicts your readiness for the Class 4 License with 98% accuracy.
Go into your exam knowing your exact chance of passing. Class 4 Knowledge Test turns your practice results into a real-time Passing Probability so you can study smarter, focus on weak areas, and walk into test day confident and prepared for your Class 4 License.
Features
- Passing probability engine that updates after every question and quiz
- 2,000+ practice questions crafted by driver-education experts
- Unit quizzes by subject to target the topics you need most
- Timed & marked mock exams that mirror the official format
- Study notes that simplify complex rules and safety standards
The Quizzard Process
Set a Passing Probability goal -> take subject-based quizzes -> review weak areas with missed questions & study notes -> take full-length exams once your Passing Probability goal is met. This 4-step workflow keeps you focused, efficient, and always aware of how close you are to a guaranteed pass.
Content Quality
Our blueprint is aligned to the core Class 4 License exam standards used across many jurisdictions for passenger-carrying and commercial vehicles (such as taxis, rideshare, limousines, ambulances, and small buses). You’ll cover road signs and rules, passenger safety, vehicle inspection and defect reporting, right-of-way, intersections and railway crossings, space and speed management, professional driver conduct, emergency procedures, and relevant regulatory requirements. Questions are vetted against the latest official handbooks and safety guidance; where regional differences exist, notes clarify how rules may vary so you always study the correct standard.
Customer Reviews
“I love seeing my readiness in a single number. The Passing Probability in Class 4 Knowledge Test said 92%—I booked the exam and passed.”
“Questions feel just like the real thing. Timed & marked mock exams prepared me perfectly for my Class 4 License.”
“The unit quizzes by subject and study notes cut my study time in half. I focused on weak areas and aced the test.”
“Accurate, up-to-date, and professional. Class 4 Knowledge Test gave me the confidence I needed.”
Pro tip for search
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Call to Action
Your Class 4 License opens the door to professional driving opportunities—get there with certainty. Download Class 4 Knowledge Test now, set your Passing Probability goal, and start practicing with the most precise, confidence-building prep available.
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Ratings & Reviews
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The developer, Quizzard Exam Preperation Inc., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Quizzard Exam Preperation Inc.
- Size
- 100 MB
- Category
- Education
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Premium $12.99
- Copyright
- © Quizzard Exam Preperation Inc.