CDL Prep
Free
9.11for iPhone, iPad
Age Rating
CDL Prep Screenshots
About CDL Prep
CDL Prep is the best way to prepare for the Commercial Drivers License General Knowledge, and various endorsement exams. CDL Prep contains questions on the following topics: General Commercial, Air Brakes, Combinations, Hazmat, Passenger, Tanks, School Bus, and Doubles/Triples.
Features:
1. Over 500 questions to practice with.
2. Exam Mode - 60 minutes to answer 50 randomly chosen questions, or 40 minutes to answer 20 to 30 questions on endorsement topics. At the end, review your score and any incorrect answers.
3. Practice Mode - Answer questions and receive instant feedback if you answered incorrectly.
4. Answer Randomization - Answers to questions will not always be in the same position.
Please send any feedback or request to: CDLPrepApp@gmail.com. Thank you for reading, and good luck on your exams!
Features:
1. Over 500 questions to practice with.
2. Exam Mode - 60 minutes to answer 50 randomly chosen questions, or 40 minutes to answer 20 to 30 questions on endorsement topics. At the end, review your score and any incorrect answers.
3. Practice Mode - Answer questions and receive instant feedback if you answered incorrectly.
4. Answer Randomization - Answers to questions will not always be in the same position.
Please send any feedback or request to: CDLPrepApp@gmail.com. Thank you for reading, and good luck on your exams!
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What's New in the Latest Version 9.11
Last updated on May 16, 2026
Old Versions
Minor bug fixes and performance improvements.
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Version History
9.11
May 16, 2026
Minor bug fixes and performance improvements.
CDL Prep FAQ
CDL Prep is available in regions other than the following restricted countries:
Turks and Caicos,United Arab Emirates,Albania,Azerbaijan,Costa Rica,Ghana,Mongolia,Russia,Yemen,Dominican Republic,Ecuador,Iraq,St. Kitts and Nevis,Macedonia,Swaziland,Austria,Germany,Italy,Libya,Sweden,Lebanon,Mali,Kosovo,Bhutan,Algeria,Maldives,United Kingdom,Oman,Palau,Bahrain,Chile,Cameroon,Fiji,Guyana,Congo,Malaysia,Philippines,Paraguay,Zimbabwe,Ukraine,Armenia,Bosnia & Herzegovina,Cape Verde,Denmark,Myanmar,Malawi,Tonga,Burkina Faso,Switzerland,St. Lucia,Morocco,Egypt,Latvia,Namibia,Poland,Venezuela,St. Vincent & The Grenadines,Belgium,Colombia,Finland,Lao Peoples Democratic Republic,Suriname,China,Cyprus,Gabon,Lithuania,Mauritania,British Virgin Islands,Bulgaria,Estonia,Grenada,Greece,Kazakhstan,Solomon Islands,Uruguay,Anguilla,Bermuda,Belize,Czech Republic,Seychelles,Slovakia,Micronesia,Georgia,Qatar,Rwanda,Madagascar,Malta,Slovenia,El Salvador,Bahamas,Dominica,Croatia,Jamaica,Sierra Leone,Taiwan,Kenya,Peru,Pakistan,Singapore,Turkey,Uzbekistan,India,Romania,Barbados,Panama,Chad,Zambia,Antigua And Barbuda,Brunei Darussalam,Guatemala,Indonesia,Kyrgyzstan,Montenegro,Turkmenistan,Israel,Macao,Mexico,Nicaragua,New Zealand,Vietnam,Gambia,Norway,Nauru,Serbia,Tanzania,Australia,Benin,Japan,Liberia,Luxembourg,Nigeria,Papua New Guinea,Saudi Arabia,Botswana,France,Cambodia,Montserrat,Vanuatu,Trinidad and Tobago,Hong Kong,Ireland,Iceland,South Korea,Cayman Islands,Moldova,Nepal,Thailand,Angola,Guinea-bissau,Hungary,Kuwait,Mauritius,Mozambique,Niger,Uganda,South Africa,Tunisia,Congo, Democratic Republic,Cote Divoire,Spain,Jordan,Netherlands,Portugal,Tajikistan,Sri Lanka,Afghanistan,Argentina,Bolivia,Brazil,Belarus,Honduras,Senegal,Sao Tome & Principe
Check the following list to see the minimum requirements of CDL Prep.
iPhone
iPad
Click here to learn how to download CDL Prep in restricted country or region.
