# CDL Prep Master vs CDL US Prep Practice Test

The clearest difference is update cadence: CDL US Prep Practice Test at every 9 days against CDL Prep Master's every 15 months. CDL US Prep Practice Test also leads on ratings volume (27 vs 2). CDL Prep Master's advantage is iOS requirement (11.0 vs 15.1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. CDL Prep Master sells 1 one-off in-app purchase and CDL US Prep Practice Test sells 7 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for CDL Prep Master against 5.0 for CDL US Prep Practice Test. That said, the two scores are not equally well evidenced: CDL US Prep Practice Test has 27 ratings behind it against 2, so its average is the more settled of the two.

CDL Prep Master ships an update every 15 months, CDL US Prep Practice Test every 9 days. The most recent releases landed on October 2, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | CDL Prep Master | CDL US Prep Practice Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/cdl-prep-master/id1507619055/reviews) | [5.0 (27 ratings)](https://appshunter.io/ios/app/cdl-us-prep-practice-test/id6749483943/reviews) |
| Number of ratings | 2 | **27** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 15 months | **Every 9 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 25 MB | 51 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Clanelite Technologies](https://appshunter.io/developer/1506856170) | [Ilia Chernikov](https://appshunter.io/developer/1818071113) |

## What reviewers say

### CDL Prep Master

[App page](https://appshunter.io/ios/app/cdl-prep-master/id1507619055)

Prepare for your Commercial Driver's License (CDL) exams with this comprehensive study tool. It offers learning, practice, and revision modules covering all essential CDL test topics, including air brakes, hazardous materials, and general knowledge. Get ready to pass your tests with confidence.

**Highlights:** Covers all CDL test topics, Learning mode with explanations, Practice mode simulates real exam, Real-time answer evaluation, Performance review after tests, Easy and interesting learning process

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CDL Adfree Version | $4.99 | one-time |


### CDL US Prep Practice Test

[App page](https://appshunter.io/ios/app/cdl-us-prep-practice-test/id6749483943)

Prepare for your Commercial Driver's License (CDL) exam with practice tests and a comprehensive question bank. Covers all endorsements and offers detailed explanations to help you pass on your first attempt. Study offline and track your progress.

**Highlights:** 1000+ practice questions, Covers all CDL endorsements, Realistic simulated tests, Detailed explanations, Progress tracking, Offline access

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| Month | $9.99 | per month |
| 3 Month | $24.99 | per 3 months |
| Month | $29.99 | per month |
| 1 Year | $49.99 | per year |
| 3 Month | $59.99 | per 3 months |
| Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is CDL Prep Master free?

CDL Prep Master is free to download, with in-app purchases available.

### Is CDL US Prep Practice Test free?

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

### Which has better reviews, CDL Prep Master or CDL US Prep Practice Test?

CDL Prep Master and CDL US Prep Practice Test are both rated 5.0 out of 5 on the App Store, from 2 and 27 ratings respectively.

### Do CDL Prep Master or CDL US Prep Practice Test have ads?

Both CDL Prep Master and CDL US Prep Practice Test show ads.

### Which is updated more often, CDL Prep Master or CDL US Prep Practice Test?

CDL Prep Master ships an update every 15 months, and CDL US Prep Practice Test every 9 days. Most recently, CDL Prep Master was updated on October 2, 2026 and CDL US Prep Practice Test on October 14, 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.*