Comparison

CDL Prep A+ vs CDL HazMat Endorsement Prep

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

CDL Prep A+

Features
Read full description

Pass Your CDL Exam with Confidence! CDL Prep A+ is your ultimate study companion for the Commercial Driver's License (CDL) exam. Whether you're just starting or need to brush up on your knowledge, this app provides everything you need to succeed. With a vast collection of practice questions covering all CDL test areas, realistic test simulations, and detailed answer explanations, you'll be well-prepared to ace the exam. Monitor your progress, focus on areas that need improvement, and study anytime, anywhereβ€”even offline! Features: Extensive question bank covering all CDL test sections Realistic DMV-style practice exams Detailed explanations for better learning Progress tracking to help you stay on top Offline access for study on the go Download CDL Prep A+ today and start your journey toward becoming a professional driver! --- Auto-renewable subscriptions are available from the App Store for CDL Prep A+. β€’ Payment will be charged to your iTunes account at confirmation of purchase and will automatically renew (at the duration/price selected) unless auto-renew is turned off at least 24 hrs before the end of the current period. β€’ Account will be charged for renewal within 24-hours prior to the end of the current period β€’ Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your iTunes Account Settings after purchase. Terms of Use: https://cdl.hubtests.com/terms Privacy Policy: https://cdl.hubtests.com/privacy

About

CDL HazMat Endorsement Prep

Read full description

Study for the US CDL Hazardous Materials (HazMat) endorsement knowledge test. Original practice questions written from the publicly available FMCSA CDL manual and the federal Hazardous Materials Regulations (49 CFR), with a clear explanation for every answer. WHAT YOU GET - The 9 hazard classes and divisions, shipping papers, placarding rules, loading and segregation, bulk packaging and cargo tanks, driving and parking rules, emergencies and the Emergency Response Guidebook, and HazMat security. - A clear explanation citing the rule for every question. - Timed practice tests that mirror the real endorsement test. - Progress saved on your device β€” no sign-up, works offline. ORIGINAL & SAFE Every question is written for this app from the public CDL manual and federal regulations. Nothing is copied from any real state 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 β€” no ads, no subscription, no account. NOTE Unofficial study and practice app. Not affiliated with, endorsed by, or sponsored by FMCSA, PHMSA, TSA, any state DMV or any government agency. For learning only; does not guarantee passing any exam. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://flysky-privacy.pages.dev

Screenshots

CDL Prep A+4 screens
CDL HazMat Endorsement Prep4 screens

Verdict

The call

The clearest difference is update cadence: CDL HazMat Endorsement Prep at every 8 days against CDL Prep A+'s every 5 weeks. CDL HazMat Endorsement Prep also leads on iOS requirement (13.0 vs 16.0). On price and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. CDL Prep A+ sells 2 in-app purchases, starting at $8.99 per month and CDL HazMat Endorsement Prep sells 4 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

CDL Prep A+ ships an update every 5 weeks, CDL HazMat Endorsement Prep every 8 days. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

Scorecard2 real differences Β· 4 level
CDL Prep A+ versus CDL HazMat Endorsement Prep: the parameters behind the verdict, then further details
ParameterCDL Prep A+CDL HazMat Endorsement Prep
PriceFreeFree
Update frequencyEvery 5 weeksEvery 8 days β€” better
AdsNoβ€”
In-app purchasesYesYes
DevicesiPhone β€” betterβ€”
Requires iOS16.013.0 β€” better
Further details β€” not scored
Size13 MB25 MB
Age rating4+4+
DeveloperCargo Teleport Incfly sky pty ltd

In-app purchases

2 purchases

CDL Prep A+

Subscriptions1
  • Premium monthly subscription$8.991 Month
One-time1
  • Lifetime version$14.99
4 purchases

CDL HazMat Endorsement Prep

Subscriptions2
  • CDL HazMat Endorsement Full Ac$6.997 Days
  • CDL HazMat Endorsement Full Ac$16.991 Month
One-time2
  • Unlock Full Question Bank$4.99
  • CDL HazMat Endorsement Full Ac$69.99

Questions

Is CDL Prep A+ free?
CDL Prep A+ is free to download, with in-app purchases available.
Is CDL HazMat Endorsement Prep free?
CDL HazMat Endorsement Prep is free to download, with in-app purchases available.
Which is updated more often, CDL Prep A+ or CDL HazMat Endorsement Prep?
CDL Prep A+ ships an update every 5 weeks, and CDL HazMat Endorsement Prep every 8 days. Most recently, CDL Prep A+ was updated on November 8, 2026 and CDL HazMat Endorsement Prep on November 5, 2026.

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