# Conocimientos Clase CDL — Prueba De Conocimientos > CDL exam preparation app with practice questions and traffic sign references. (iPhone/iPad app by Vladislav Zhirnov.) - Source: https://appshunter.io/ios/app/conocimientos-clase-cdl/id1660810765 (this page in markdown: same URL + `.md`) - Developer: [Vladislav Zhirnov](https://appshunter.io/developer/1476188065) - Category: Education, Travel - Price: Free with in-app purchases - Rating: 4.80/5 from 46 App Store ratings - Age rating: 4+ - Requires: iOS 16.6 · 26 MB - Languages: American English - Released: 2022-12-20 - Data updated: 2026-09-07 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/conocimientos-clase-cdl/id1660810765/reviews.md ## What is Conocimientos Clase CDL? Prepare for the CDL Exam with the Best App! Aiming for your Commercial Driver's License (CDL)? Our app is your ultimate guide. We offer: Detailed Questions: Tailored for all states and commercial transport categories. Traffic Signs: Categorized for quick reference. Key Topics: From Safe Driving to Hazardous Materials, we cover everything you need to know. Special Endorsements: Expand your knowledge in areas like Hazardous Materials, Tank, Passengers, Air Brakes, and School Bus. Mock Exam: Practice with our 50-question exam and aim for the 40 correct answers required. With our app, you'll be more than ready for your CDL exam! Download now and start your journey to a CDL! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Key features - Detailed CDL exam questions - Traffic sign categorization - Covers key driving topics - Special endorsement preparation - Mock 50-question exam ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Full version / year | $3.99 | per year | | Full version / monthly | $0.99 | per month | **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Remove ADS | $6.99 | one-time | ## Frequently asked questions about Conocimientos Clase CDL ### What is the learning methodology of Conocimientos Clase CDL? Conocimientos Clase CDL utilizes a practice-based learning methodology. It provides detailed questions, traffic sign references, and mock exams to simulate the actual CDL test experience, allowing users to identify areas for improvement. ### How does Conocimientos Clase CDL track user progress? While specific progress tracking features are not detailed, the app includes a 50-question mock exam. Users can gauge their understanding by aiming for the required 40 correct answers, indicating areas where further study is needed. ### Does Conocimientos Clase CDL offer certifications? This application is designed for exam preparation and does not offer official certifications. Passing the CDL exam itself, which this app helps you prepare for, is what leads to obtaining your Commercial Driver's License. ### What are the subscription options for Conocimientos Clase CDL? Conocimientos Clase CDL offers a monthly subscription for $0.99 or an annual subscription for $3.99. These subscriptions likely unlock the full version of the app's features and content. ### How often is Conocimientos Clase CDL updated? The app was last updated on November 3, 2025, indicating recent development and potential for ongoing updates to reflect changes in CDL requirements or exam content. ### What devices does Conocimientos Clase CDL support? Conocimientos Clase CDL is available for iPhone and iPad devices, making it accessible to a wide range of Apple users preparing for their CDL. ### Does Conocimientos Clase CDL have ads? Yes, Conocimientos Clase CDL contains advertisements. This is typical for free applications that offer in-app purchases for additional content or features. ### What is the age rating for Conocimientos Clase CDL? Conocimientos Clase CDL has an age rating of 4+, making it suitable for users of all ages, though its content is specifically targeted towards adults preparing for the CDL exam. ## Version history (last 5 releases) ### 10 — 2025-11-03 road signs translation, new section with terms ### 9 — 2025-06-21 UI bugs fixed ### 8 — 2025-05-07 UI bugs fixed ### 7 — 2025-05-07 Road signs quiz added ### 6 — 2025-02-07 UI bugs foxed ## Apps similar to Conocimientos Clase CDL | App | Rating | Price | Category | | --- | --- | --- | --- | | [CDL US Prep Practice Test 2025](https://appshunter.io/ios/app/cdl-us-prep-practice-test-2025/id6749483943) | 5.0 (25) | Free | Education | | [CDL Study: Practice Test 2026](https://appshunter.io/ios/app/cdl-study-practice-test-2026/id1447718378) | 4.8 (2,031) | Free | Education | | [CDL USA Espanol 2026](https://appshunter.io/ios/app/cdl-usa-espanol-2026/id6749484193) | 5.0 (21) | Free | Education | | [Florida CDL Permit Practice](https://appshunter.io/ios/app/florida-cdl-permit-practice/id1584798434) | 4.8 (386) | Free | Education | | [CDL Study](https://appshunter.io/ios/app/cdl-study/id1644841843) | 4.8 (6) | Free | Education | | [New York CDL Permit Practice](https://appshunter.io/ios/app/new-york-cdl-permit-practice/id1585491928) | 4.8 (331) | Free | Education | ## More apps by Vladislav Zhirnov - [Facefitness - face exercise](https://appshunter.io/ios/app/facefitness-face-exercise/id1476188216) - [Neon Bleep Test PRO](https://appshunter.io/ios/app/neon-bleep-test-pro/id1487695486) - [Ideas fast log](https://appshunter.io/ios/app/ideas-fast-log/id1491519557) - [Concentrate and guess color](https://appshunter.io/ios/app/concentrate-and-guess-color/id1491661397) - [Postage stamps: all countries](https://appshunter.io/ios/app/postage-stamps-all-countries/id1497958107) - [Road signs: all countries](https://appshunter.io/ios/app/road-signs-all-countries/id1500810663) All apps by Vladislav Zhirnov: https://appshunter.io/developer/1476188065 --- *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 2026-09-07.*