--- title: "CDL Tanker Endorsement Prep - Reviews, Revenue and Downloads in United States | Apple App Store" description: "Study for the US CDL Tanker (Tank Vehicles) endorsement knowledge test with original practice questions written for this app from the publicly available FMCSA/AAMVA CDL manual. Every question has a cl" --- # CDL Tanker Endorsement Prep — United States > Tanker Endorsement Test Prep ![CDL Tanker Endorsement Prep App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/fb/45/93/fb459335-6aed-36ac-8ae7-e0d98b5faf46/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/434x0w.png) **Developer:** [fly sky pty](https://apptail.io/developer/fly-sky-pty-YRxsKb) **Category:** Education **Rating:** N/A (0 ratings) **Price:** Free **Bundle ID:** com.flysky.cdltanker **Store:** Apple App Store **Country:** United States **Version:** 1.2.0 (released 2026-06-26) **Original Release:** 2026-06-09 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6776425418) **AppTail Page:** [https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/united-states](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/united-states) ## CDL Tanker Endorsement Prep Description Study for the US CDL Tanker (Tank Vehicles) endorsement knowledge test with original practice questions written for this app from the publicly available FMCSA/AAMVA CDL manual. Every question has a clear explanation. WHAT YOU GET - Liquid surge and tank design, high center of gravity and rollover, outage and how much to load, tank vehicle inspection, safe driving, and the regulations. - A clear explanation for every question. - Timed practice tests that mirror the real endorsement test. - Progress saved on your device, no sign-up, works offline. ORIGINAL & SAFE Every question is written for this app from the public CDL manual. Nothing is copied from any real exam, test pool or third-party question bank. FREE TO START Practice free, then a single one-time purchase unlocks the full question bank and unlimited timed tests, no ads, no subscription, no account. NOTE Unofficial study and practice app. Not affiliated with, endorsed by, or sponsored by FMCSA, AAMVA, any state DMV or any government agency. For learning only; does not guarantee passing any exam. Terms of Use (EULA): Privacy Policy: ## CDL Tanker Endorsement Prep Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/17/b2/df/17b2dfc4-7706-75fd-6e55-5f6be0d25fdf/1_hero.png/1320x2868.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/91/b0/d3/91b0d328-818d-f516-64e5-82a1b90ecd31/2_shot.png/1320x2868.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/9c/ba/17/9cba1796-af87-df10-64f1-3b60f0fc5577/3_shot.png/1320x2868.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/d0/1e/0b/d01e0ba5-02df-b428-e1c8-8ebb24b97d89/4_shot.png/1320x2868.png) ## CDL Tanker Endorsement Prep In-App Purchases | Item | Price | |------|-------| | CDL Tanker (Tank Vehicles) Ful | $39.99 | | Unlock Full Question Bank | $4.99 | ## Apps Similar to CDL Tanker Endorsement Prep - [CDL Practice Test® 2026](https://apptail.io/app/cdl-practice-test-2026-JtR/united-states) - [iPrep - Learning App for 1-12](https://apptail.io/app/iprep-learning-app-for-1-12-rzul/united-states) - [Insurance Exam Prep Pro](https://apptail.io/app/insurance-exam-prep-pro-xNqo/united-states) - [Pharmacology Nursing Exam Prep](https://apptail.io/app/pharmacology-nursing-exam-prep-adIp/united-states) - [Brush School District RE-2J](https://apptail.io/app/brush-school-district-re-2j-kZTq/united-states) - [CDL Tanker Test](https://apptail.io/app/cdl-tanker-test-ACls/united-states) - [Skwids Kids](https://apptail.io/app/skwids-kids-ZIKu/united-states) - [Insurance Adjuster Exam Prep](https://apptail.io/app/insurance-adjuster-exam-prep-jDHv/united-states) - [Colorado Permit](https://apptail.io/app/colorado-permit-IANv/united-states) - [CDL HazMat Practice Test 2026](https://apptail.io/app/cdl-hazmat-practice-test-2026-ZcMy/united-states) ## CDL Tanker Endorsement Prep Available In - [Armenia](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/armenia) - [Argentina](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/argentina) - [Austria](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/austria) - [Australia](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/australia) - [Azerbaijan](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/azerbaijan) - [Belgium](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/belgium) - [Bulgaria](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/bulgaria) - [Bermuda](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/bermuda) - [Brazil](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/brazil) - [Belarus](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/belarus) - [Belize](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/belize) - [Canada](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/canada) - [Switzerland](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/switzerland) - [Chile](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/chile) - [Colombia](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/colombia) - [Czechia](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/czechia) - [Germany](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/germany) - [Denmark](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/denmark) - [Dominican Republic](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/dominican-republic) - [Algeria](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/algeria) - [Hungary](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/hungary) - [Israel](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/israel) - [India](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/india) - [Iceland](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/iceland) - [Italy](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/italy) - [Latvia](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/latvia) - [Norway](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/norway) - [United States](https://apptail.io/app/cdl-tanker-endorsement-prep-CeFA/united-states) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. 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