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Best Hazmat Test Prep Apps

247+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated September 2026

The best hazmat test prep apps on iPhone average 4.2★ across 247+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.

Compare top Hazmat Test Prep Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1CDL Prep Practice Test GenieCDL Prep Practice Test GenieFree4.8★ (14K)YesYesSep 2026
2CDL Hazmat Practice Test PrepCDL Hazmat Practice Test PrepFree—NoYesSep 2026
3HazMat Test Prep 2026HazMat Test Prep 2026Free—NoYesSep 2026
4Hazmat Awareness Exam PrepHazmat Awareness Exam PrepFree—NoYesJul 2026
5CDL HazMat Practice Test 2026CDL HazMat Practice Test 2026Free4.6★ (33)NoYesSep 2026
6CDL Hazmat Exam PrepCDL Hazmat Exam PrepFree4.1★ (9)NoYesSep 2026
7CDL Hazmat Practice TestCDL Hazmat Practice TestFree4.8★ (13)NoYesSep 2026
8HazMat Test 2026 & ERG 2024HazMat Test 2026 & ERG 2024Free4.8★ (2.1K)NoYesSep 2026

Top Picks for Hazmat Test Prep

CDL Prep Practice Test Genie#1

CDL Prep Practice Test Genie by Elegant eLearning

2026 CDL Permit, ELDT & HazMat
Editor's Choice
📚 Education
4.8😊(14K ratings)
FreeAdsIn-App Purchases
CDL Prep Practice Test Genie screenshot 1
CDL Prep Practice Test Genie screenshot 2
CDL Prep Practice Test Genie screenshot 3
CDL Prep Practice Test Genie screenshot 4
CDL Prep Practice Test Genie screenshot 5
CDL Prep Practice Test Genie screenshot 6

Prepare for your CDL permit and endorsement tests with an FMCSA-approved app. It offers ELDT theory certification, exam-level practice questions, and personalized study tools to help you pass your commercial driver's license exams.

What We Love

  • 🚀 Effective study tool
  • 👍 Accurate to real exam questions
  • 💡 Comprehensive coverage of topics
  • 🚀 Efficient for passing tests
  • 👍 Helpful for various endorsements

Room to Improve

  • 🐛 Some questions not on the app
  • 🔒 Difficult to cancel subscription
  • 💰 Concerns about pricing and costs

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FAQ about Hazmat Test Prep

What are the best hazmat test prep apps for iPhone?
CDL Prep Practice Test Genie tops our hazmat test prep apps ranking as of September 2026, with a 4.8-star average from 14K App Store ratings, and it's free to download.
Yes — 20 of the top hazmat test prep apps we rank are free to download, including CDL Prep Practice Test Genie and CDL Hazmat Practice Test Prep.
CDL Prep Practice Test Genie shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 247+ hazmat test prep apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app helps users prepare for their Commercial Driver's License (CDL) permit, HazMat, and other endorsement tests. It is an FMCSA-approved provider offering ELDT theory certification and practice questions designed to mirror those on the official exams.
Key features include ELDT theory certification directly within the app, official FMCSA-approved training, a high verified pass rate, practice questions identical to the official exam, and a personalized challenge bank of missed questions. It also provides detailed explanations for each question and a passing probability score.

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