{"app_store_id":6444388755,"slug":"cdl-help-cdl-prep-test-2026-6444388755","name":"CDL Help: CDL Prep Test 2026","subtitle":"Permit Practice: HazMat","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/7d/d7/19/7dd719e2-5e01-e170-c949-b7a20767dd4b/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/cdl-help-cdl-prep-test-2026/id6444388755?uo=4","price":0,"currency":"USD","rating":4.86402,"rating_count":5369,"in_app_purchases":true,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":"2026-10-19T11:55:11.605Z","primary_genre":"Education","version_date":"2026-10-16T14:56:25Z","updated_at":"2026-10-19T11:55:11.605Z","stale":false,"missing_since":null,"one_liner":"Practice test app for Class A and Class B CDL permit exams, with questions, explanations and endorsement tests.","verified_maker":false,"maker_site":null,"file_size_bytes":137350144,"minimum_os":"15.0","content_rating":"4+","language_count":10,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/9b/bd/fc/9bbdfcad-1474-eb86-baf0-a9ca03e45e2f/01.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/8c/45/93/8c4593ba-4b36-5927-da56-8fc3e2421c63/02.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/86/30/bd/8630bd6b-7769-eb89-4d42-150e3c34f279/03.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/36/ca/ff/36caff6d-1916-1d37-80e6-7f580912c3de/04.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/6e/5f/2c/6e5f2c66-f6be-2181-dd54-f35cd26cfb03/05.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/74/9a/2c/749a2cf8-99b4-8d13-e27d-a1571d931797/06.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/96/78/f0/9678f000-072c-d41e-f169-1f69f7c10b6b/07.png/320x480bb.jpg"],"developer_name":"TruckDriver.help LLC","editors_choice":false,"url":"https://apptierlist.com/apps/cdl-help-cdl-prep-test-2026-6444388755/","api_url":"https://apptierlist.com/api/v1/apps/cdl-help-cdl-prep-test-2026-6444388755","schema_version":"1.0","generated_at":"2026-10-20T09:48:07.413Z","data_as_of":"2026-10-20T06:00:12.135Z","description":"CDL Practice Test — CDL Help\n\nPrepare with confidence for your CDL permit test.\n\nCDL Help is a CDL practice test app for the Class A and Class B commercial driver's license. Study 2,500+ practice questions with detailed explanations — offline, in 10 languages.\n\nPRACTICE TESTS\n\nCore CDL tests:\n• General Knowledge — vehicle rules, safe driving, cargo, vehicle inspection. Required for all CDL applicants.\n• Combination Vehicles — coupling and uncoupling, rollover prevention, inspection. Required for Class A.\n• Air Brakes — system parts, dual air brakes, checks and correct use.\n\nEndorsement tests:\n• HazMat (H) — hazardous materials, placards, emergency response.\n• Tanker (N) — loading and unloading, liquid surge, tanker driving.\n• Doubles & Triples (T) — coupling more than one trailer, safe driving, inspection.\n\nAlso in the app: pre-trip inspection questions, and US road signs with a quiz.\n\nSTUDY TOOLS\n\n• Complete version (the exam essentials) or Expanded version (extra questions from the CDL handbook)\n• Flashcards for quick review\n• Reading mode: the question, the correct answer and the explanation together\n• Text-to-speech: hear questions read aloud in English\n• Bookmark questions to review later\n• Practice the questions you missed most\n• Shuffle questions\n• Timed mock exam\n• Set your exam date and get a daily study plan with a countdown\n• Progress by topic: questions answered and accuracy\n• Your state's CDL handbook in the app — many explanations link to the page they come from\n• Detailed explanations based on federal FMCSA regulations\n\nLEARN CDL AND ENGLISH TOGETHER\n\nFederal rules require commercial drivers to read and speak English (49 CFR 391.11).\n\nStudy in your language and switch any question to English with one tap. You learn the CDL rules and the English words for them at the same time.\n\nWhen you can read road signs, talk with inspectors and fill in reports in English, you protect yourself, your CDL and everyone on the road.\n\nLanguages in the app: English, Spanish, Russian, Chinese, Arabic, Portuguese, Korean, Turkish, Ukrainian, Uzbek.\n\nSome tests and features require an in-app purchase.\n\nDownload CDL Help and start studying today.\n\nTerms of Use: https://www.cdlhelp.com/terms-conditions\nPrivacy Policy: https://www.cdlhelp.com/privacy-policy","facts":{"developer_id":1654388458,"developer_url":"https://www.cdlhelp.com","first_released":"2022-11-27T08:00:00Z","support_url":"https://www.cdlhelp.com/contact","privacy_url":"https://www.cdlhelp.com/privacy-policy/","website_url":"https://www.cdlhelp.com/","app_version":"3.2.21","release_notes":"New on the home screen: the pre-trip inspection simulator. Practice the walk-around on a full truck and trailer, part by part, with the checklist read aloud in your language. Plus bug fixes and stability improvements.","rating_current_version":4.86402,"rating_count_current_version":5369,"star_counts":[100,21,58,151,5039],"genres":["Education","Utilities"],"languages":["AR","EN","KO","PT","RU","ZH","ES","TR","UK","UZ"],"content_advisories":null,"device_families":["iphone","ipad","ipod"],"chart":null},"freshness":{"apple_read_at":"2026-10-19T11:55:11.605Z","catalog_read_at":"2026-10-18T01:36:11.616Z","reviews_checked_at":"2026-10-19T11:55:11.605Z","summary_written_at":"2026-10-18T12:14:11.710Z","placed_at":"2026-10-17T09:55:13.503Z","scored_at":"2026-10-20T06:00:12.135Z"},"editorial":{"one_liner":"Practice test app for Class A and Class B CDL permit exams, with questions, explanations and endorsement tests.","what_is":"CDL Help is a practice test app for the Class A and Class B commercial driver's license. The listing describes 2,500+ practice questions with detailed explanations, available offline in 10 languages. Core tests cover General Knowledge, Combination Vehicles and Air Brakes, and endorsement tests cover HazMat, Tanker and Doubles and Triples.","good_for":["Preparing for a CDL permit test","Studying the HazMat endorsement test","Practicing CDL questions in a language other than English"],"pricing":"CDL Help: CDL Prep Test 2026 is free to download, with in-app purchases on the App Store.","faq":[{"q":"Does the app work without an internet connection?","a":"The 2,500+ practice questions are available offline, in 10 languages."},{"q":"Which tests are included?","a":"Core tests are General Knowledge, Combination Vehicles and Air Brakes. Endorsement tests are HazMat (H), Tanker (N) and Doubles & Triples (T). The app also includes pre-trip inspection questions and US road signs with a quiz."},{"q":"Do I have to pay to use the full app?","a":"The app is free to download."}],"model":"claude-haiku-5-5","created_at":"2026-10-18T12:14:11.710Z"},"memberships":[{"list":"cdl-test-prep","list_name":"cdl test prep","list_status":"active","list_url":"https://apptierlist.com/best/cdl-test-prep/","position":4,"tier":"S","score":92.2,"components":{"rating":97.3,"votes":77.3,"rank":94,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-17T09:55:13.503Z"},{"list":"exam-preparation","list_name":"exam preparation","list_status":"active","list_url":"https://apptierlist.com/best/exam-preparation/","position":22,"tier":"B","score":79.7,"components":{"rating":97.3,"votes":77.3,"rank":44.2,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-17T09:55:13.503Z"}],"main_list":"cdl-test-prep","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"history":[{"id":162802,"at":"2026-10-18T13:42:11.719Z","kind":"tier_changed","list":"exam-preparation","app_store_id":6444388755,"app":"cdl-help-cdl-prep-test-2026-6444388755","from":null,"to":"B","reason":"score 68.7 to 79.7","job":"rescore"},{"id":162610,"at":"2026-10-18T12:12:11.799Z","kind":"tier_changed","list":"cdl-test-prep","app_store_id":6444388755,"app":"cdl-help-cdl-prep-test-2026-6444388755","from":"C","to":"S","reason":"score 68.7 to 92.2","job":"rescore"},{"id":152206,"at":"2026-10-18T03:45:12.297Z","kind":"tier_changed","list":"exam-preparation","app_store_id":6444388755,"app":"cdl-help-cdl-prep-test-2026-6444388755","from":"D","to":null,"reason":"rank shift: #41, below the tiered top 40","job":"rescore"},{"id":149873,"at":"2026-10-18T01:59:11.543Z","kind":"tier_changed","list":"exam-preparation","app_store_id":6444388755,"app":"cdl-help-cdl-prep-test-2026-6444388755","from":null,"to":"D","reason":"rank shift: #40, score 68.7, tier full (a quarter of the list)","job":"rescore"},{"id":145860,"at":"2026-10-17T09:58:13.422Z","kind":"tier_changed","list":"cdl-test-prep","app_store_id":6444388755,"app":"cdl-help-cdl-prep-test-2026-6444388755","from":null,"to":"C","reason":"score 68.6","job":"rescore"},{"id":145770,"at":"2026-10-17T09:55:13.503Z","kind":"membership_added","list":"exam-preparation","app_store_id":6444388755,"app":"cdl-help-cdl-prep-test-2026-6444388755","from":null,"to":"active","reason":"placed by the category system","job":"shadow"},{"id":145769,"at":"2026-10-17T09:55:13.503Z","kind":"membership_added","list":"cdl-test-prep","app_store_id":6444388755,"app":"cdl-help-cdl-prep-test-2026-6444388755","from":null,"to":"active","reason":"Built and marketed as a CDL practice test app: 2,500+ questions for General Knowledge, Combination, Air Brakes and endorsement tests, plus a mock exam.","job":"shadow"},{"id":131936,"at":"2026-10-16T16:49:48.137Z","kind":"app_added","list":null,"app_store_id":6444388755,"app":"cdl-help-cdl-prep-test-2026-6444388755","from":null,"to":null,"reason":"discovered","job":"import"}],"explain":{"method":"Membership is decided by a model judging the App Store listing against the list's definition (and its excludes, for memberships placed or rechecked since they were added to the prompt); every verdict is listed with its date; the score is a plain average of the public components an app has (four, plus Apple's Editors' Choice badge as 100 where shown); nothing is purchasable.","lists":[{"list":"cdl-test-prep","list_name":"cdl test prep","status":"active","review_status":"checked","position":4,"tier":"S","score":92.2,"components":{"rating":97.3,"votes":77.3,"rank":94,"recency":100},"ranks":[{"country":"us","rank":9},{"country":"gb","rank":4},{"country":"ca","rank":7},{"country":"au","rank":13},{"country":"de","rank":2}],"verdicts":[{"verdict":"keep","reason":"Built and marketed as a CDL practice test app: 2,500+ questions for General Knowledge, Combination, Air Brakes and endorsement tests, plus a mock exam.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-17T09:55:13.503Z","attempts":1,"current":true},{"verdict":"keep","reason":"This is a dedicated CDL knowledge test practice app with Class A/B and endorsement tests, the core of this list.","verifier":"list check","decided_at":"2026-10-17T09:55:13.503Z","attempts":1,"current":true}]},{"list":"exam-preparation","list_name":"exam preparation","status":"active","review_status":"checked","position":22,"tier":"B","score":79.7,"components":{"rating":97.3,"votes":77.3,"rank":44.2,"recency":100},"ranks":[{"country":"de","rank":40}],"verdicts":[{"verdict":"keep","reason":"It prepares users for one specific exam, the CDL knowledge tests, with practice questions and explanations. 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