# CDL HazMat Tanker X Prep 2026 — Endorsement Practice Test > CDL Hazmat and Tanker endorsement practice tests for U.S. commercial drivers. (iPhone/iPad app by NIYAZI ONER.) - Source: https://appshunter.io/ios/app/cdl-hazmat-tanker-x-prep-2026/id6759854871 (this page in markdown: same URL + `.md`) - Developer: [NIYAZI ONER](https://appshunter.io/developer/6785392944) - Category: Education, Utilities - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 13.0 · 54 MB - Languages: American English - Released: 2026-03-10 - Data updated: 2026-08-19 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/cdl-hazmat-tanker-x-prep-2026/id6759854871/reviews.md ## What is CDL HazMat Tanker X Prep 2026? Prepare for both knowledge tests behind the CDL X endorsement: Hazardous Materials (H) and Tank Vehicles (N). HazMat Tanker Pro is focused CDL HazMat and Tanker endorsement test prep for U.S. commercial drivers. Practice the rules, understand why each answer is right, and know what to review before test day—without unrelated CDL endorsement filler. START FREE • 120 practice questions included • No ads • No account required • Study content available offline 500 ORIGINAL, SOURCE-LINKED QUESTIONS Build real understanding across HazMat, Tanker, and combined H/N scenarios. Questions include clear explanations and source information so you can learn the rule instead of memorizing an answer position. SEPARATE H AND N MOCK EXAMS Run a 30-question HazMat practice simulation or a 20-question Tanker practice simulation with realistic time limits. X endorsement prep keeps H and N separate so you can see which side needs more work. A CLEAR 7-DAY STUDY PLAN Follow one focused assignment each day—from HazMat basics and shipping papers to placarding, tanker surge, rollover control, operations, and mixed H/N review. Short sessions fit a driver’s schedule. 48 VISUAL STUDY GUIDES Make placards, hazard classes, markings, shipping-paper rules, tanker physics, and safety details easier to remember with visual cards and reference diagrams. REVIEW WHAT YOU MISS Use Quick 10 practice, study by topic, revisit missed or saved questions, and track readiness across question mastery, bank coverage, and timed simulations. BUILT FOR THE ROAD Practice at a truck stop, on a break, or between loads. The core question bank and study guides are stored on your device, with no ads and no account setup. HAZMAT TOPICS INCLUDE • Hazard classes and identification • Shipping papers and emergency information • Marking, labeling, and placarding • Loading, segregation, and bulk operations • Parking, routing, incidents, security, and training TANKER TOPICS INCLUDE • Tank inspection, leaks, fittings, and valves • Tank construction, outage, and density • Liquid surge and vehicle control • Curves, rollover risk, and safe speed • Loading, unloading, and emergency response MADE FOR • Drivers preparing for the combined CDL X endorsement • HazMat H endorsement applicants • Tank Vehicle N endorsement applicants • Drivers renewing or refreshing endorsement knowledge • Busy commercial drivers who need short, focused study sessions Start free and build a focused H + N study plan for test day. IMPORTANT Test formats, passing scores, wording, and administrative requirements can vary by state. Use your current state CDL manual and licensing-agency requirements as the final authority. HazMat Tanker Pro is an independent study tool. It is not affiliated with FMCSA, TSA, or any state DMV or licensing agency. It does not provide ELDT certification or complete the TSA security threat assessment. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Key features - Hazmat, Tanker, and X endorsement prep - DMV-style practice tests - Visual study cards and infographics - Smart wrong-answer review - Offline study mode - 7-day challenge plan ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Weekly Pro Access | $7.99 | per 7 days | | Monthly Pro Access | $19.99 | per month | **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Lifetime Pass | $39.99 | one-time | ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/cdl-hazmat-tanker-x-prep-2026/id6759854871/reviews.md ### 5/5 — Best there is *2026-04-25* Ez info provided and top notch help. Scored my hazmat in 3 days. Would recommend them to anyone trying to gain knowledge to obtain their Hazmat ## Frequently asked questions about CDL HazMat Tanker X Prep 2026 ### What CDL endorsements does CDL Hazmat Tanker X Prep 2026 cover? CDL Hazmat Tanker X Prep 2026 focuses on the Hazmat (H), Tanker (N), and the combo X endorsements. It helps users master the knowledge tests required for these specific commercial driver's license upgrades. ### How does CDL Hazmat Tanker X Prep 2026 help users learn? The app uses a visual-first approach with study cards and infographics to aid memory. It also features a smart wrong-answer review system that tracks weak areas and a structured 7-day challenge plan for comprehensive preparation. ### Can I use CDL Hazmat Tanker X Prep 2026 offline? Yes, CDL Hazmat Tanker X Prep 2026 offers a 100% offline study mode. This allows users to train anytime, anywhere, without needing an internet connection, which is ideal for truckers on the road. ### Is CDL Hazmat Tanker X Prep 2026 up-to-date with DMV requirements? The app provides 2026 DMV-style practice questions designed to match the exact wording and potential trick choices found on state DMV permit tests. It aims to reflect current federal requirements and state-specific needs. ### What are the subscription options for CDL Hazmat Tanker X Prep 2026? CDL Hazmat Tanker X Prep 2026 offers Weekly Pro Access for $7.99 and Monthly Pro Access for $19.99. These subscriptions likely unlock premium features or content beyond the free offering. ### Is CDL Hazmat Tanker X Prep 2026 suitable for experienced drivers? Yes, experienced drivers can use CDL Hazmat Tanker X Prep 2026 to upgrade to the X Endorsement for hauling fuel or chemicals, or to renew and refresh their knowledge before their DMV test day. ### What is the user rating for CDL Hazmat Tanker X Prep 2026? CDL Hazmat Tanker X Prep 2026 has a perfect rating of 5.0 stars based on 1 review. This indicates a highly positive initial reception from its users. ### Does CDL Hazmat Tanker X Prep 2026 have ads? No, CDL Hazmat Tanker X Prep 2026 does not contain advertisements. The app is free to download and offers in-app purchases for its premium subscription plans. ## Version history (last 5 releases) ### 1.5 — 2026-08-07 Our biggest X endorsement prep update is here. • Expanded to 500 original, source-linked questions for HazMat (H), Tanker (N), and combined X practice • Added separate timed HazMat and Tanker mock exams • Rebuilt the 7-Day X Endorsement Challenge • Added Quick 10, topic practice, weak-area review, and readiness tracking • Upgraded visual study guides and answer explanations • Refreshed the onboarding flow, interface, and app icon • Improved Pro access, purchase restoration, performance, and stability Thanks for studying with HazMat Tanker Pro. Drive safe and good luck on test day! ### 1.4 — 2026-05-28 Ui fixed. performance improved. ### 1.3 — 2026-05-20 User experience enhancements and general performance optimizations. ### 1.2 — 2026-04-22 locked day bug fixed ### 1.1 — 2026-03-26 What’s New in This Update Fully rebuilt premium question bank with 2026-level DMV-style Hazmat/Tanker/X wording New 7-Day Challenge flow for faster, structured test prep Added state-style packs: CA, TX, FL, NY (with federal core coverage) Expanded Visual Study Cards & infographics for faster memorization Improved answer explanations and wrong-answer review experience Refined paywall UX (better close/dismiss flow and smoother navigation) Performance improvements and bug fixes for a more stable study experience ## More apps by NIYAZI ONER - [Owly: Baby Sleep Tracker AI](https://appshunter.io/ios/app/owly-baby-sleep-tracker-ai/id6759492537) - [NailPause: Stop Nail Biting](https://appshunter.io/ios/app/nailpause-stop-nail-biting/id6795972847) All apps by NIYAZI ONER: https://appshunter.io/developer/6785392944 ## Related topics [niyazi oner](https://appshunter.io/ios/topics/niyazi-oner) · [tanker endorsement](https://appshunter.io/ios/topics/tanker-endorsement) · [niyazis](https://appshunter.io/ios/topics/niyazis) --- *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 2026-08-19.*