# CDL Hazmat Practice Test vs CDL Tanker Test

The clearest difference is rating: CDL Hazmat Practice Test at 4.7 against CDL Tanker Test's 3.0. CDL Hazmat Practice Test also leads on monetization model (free with in-app purchases vs subscription) and ratings volume (15 vs 2). CDL Tanker Test's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. CDL Hazmat Practice Test sells 4 in-app purchases, starting at $4.99 per 7 days and CDL Tanker Test sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

CDL Hazmat Practice Test holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: CDL Hazmat Practice Test has 15 ratings behind it against 2, so its average is the more settled of the two.

CDL Hazmat Practice Test ships an update every 3 months, CDL Tanker Test every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | CDL Hazmat Practice Test | CDL Tanker Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (15 ratings)](https://appshunter.io/ios/app/cdl-hazmat-practice-test/id6469903280/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/cdl-tanker-test/id6664060295/reviews) |
| Number of ratings | **15** | 2 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 85 MB | 9 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Erdem Kara](https://appshunter.io/developer/1015700209) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### CDL Hazmat Practice Test

[App page](https://appshunter.io/ios/app/cdl-hazmat-practice-test/id6469903280)

Prepare for your CDL Hazardous Material Endorsement exam with an AI-driven learning platform. It offers over 3250 practice questions, categorized by topic, and realistic mock tests to assess your readiness. Save your progress and ensure you're well-prepared for success.

**Highlights:** Over 3250 AI-curated practice questions, Categorized topics aligned with curriculum, Realistic 25-question mock tests, AI-driven question updates, User account for progress saving, Comprehensive course and mock tests

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Weekly Subscription | $4.99 | per 7 days |
| Premium - Monthly Subscription | $14.99 | per month |
| Premium-Quarterly Subscription | $29.99 | per 3 months |
| Premium - Yearly Subscription | $49.99 | per year |


### CDL Tanker Test

[App page](https://appshunter.io/ios/app/cdl-tanker-test/id6664060295)

Prepare for your CDL Tanker endorsement exam with a comprehensive study tool. It offers a large question bank with detailed explanations, progress tracking, and custom practice tests to help you master the material and pass on your first attempt.

**Highlights:** Extensive question bank, Detailed explanations, Progress tracking, Custom practice tests, Study efficiently

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $4.99 | per month |
| Lifetime version | $12.99 | one-time |


## Frequently asked questions

### Is CDL Hazmat Practice Test free?

CDL Hazmat Practice Test is free to download, with in-app purchases available.

### Is CDL Tanker Test free?

CDL Tanker Test is free to download, with in-app purchases available.

### Which has better reviews, CDL Hazmat Practice Test or CDL Tanker Test?

CDL Hazmat Practice Test is rated higher. CDL Hazmat Practice Test averages 4.7 out of 5 from 15 ratings, while CDL Tanker Test averages 3.0 from 2 ratings.

### Do CDL Hazmat Practice Test or CDL Tanker Test have ads?

Neither CDL Hazmat Practice Test nor CDL Tanker Test shows ads.

### Which is updated more often, CDL Hazmat Practice Test or CDL Tanker Test?

CDL Hazmat Practice Test ships an update every 3 months, and CDL Tanker Test every 3 weeks. Most recently, CDL Hazmat Practice Test was updated on October 24, 2026 and CDL Tanker Test on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*