# CDL Prep vs Hawaii CDL Prep Test

The clearest difference is in-app purchases: CDL Prep at none against Hawaii CDL Prep Test's 1. CDL Prep also leads on ratings volume (6.7K vs 5) and chart position (#115 vs unranked). Hawaii CDL Prep Test's advantage is rating (5.0 vs 4.7) and iOS requirement (13.4 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Hawaii CDL Prep Test sells 1 one-off in-app purchase. CDL Prep asks for nothing beyond the download.

Hawaii CDL Prep Test holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: CDL Prep has 6.7K ratings behind it against 5, so its average is the more settled of the two.

CDL Prep ships an update every 2 months, Hawaii CDL Prep Test every 4 months. The most recent releases landed on October 2, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | CDL Prep | Hawaii CDL Prep Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (6.7K ratings)](https://appshunter.io/ios/app/cdl-prep/id1101536521/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/hawaii-cdl-prep-test/id1668102198/reviews)** |
| Number of ratings | **6.7K** | 5 |
| Positive reviews | 80.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Best chart rank | **#115** | — |
| Size | 6 MB | 25 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jeffrey Diaz](https://appshunter.io/developer/1101536520) | [Altaf Mogal](https://appshunter.io/developer/1654308061) |

## What reviewers say

### CDL Prep

[App page](https://appshunter.io/ios/app/cdl-prep/id1101536521)

**Currently charting:** #115 Top Free · Education (US App Store)

Prepare for your Commercial Drivers License exams with a comprehensive question bank covering general knowledge and various endorsements. Practice with timed exams or instant feedback modes to identify areas for improvement.

**Highlights:** Over 500 practice questions, Timed exam mode, Endorsement topic exams, Instant feedback in practice mode, Randomized answer order

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate questions
- 👍 Helpful for passing tests
- 💯 Exactly like real test
- 🙌 Great study tool
- ✅ Passed on first try

**What reviewers complain about**

- 🔍 Some questions not on app
- 🔢 Too many ads
- 🔀 Can't close ads
- 🤔 Inconsistent answers

**Reported bugs**

- Back button issues
- Incorrect answers in app

**Requested features**

- Ad-free version
- Ability to report incorrect questions
- Include state-specific requirements


### Hawaii CDL Prep Test

[App page](https://appshunter.io/ios/app/hawaii-cdl-prep-test/id1668102198)

Prepare for your Hawaii Commercial Driver's License exam with interactive study tools and practice tests. Covers key topics like vehicle inspection, air brakes, and hazardous materials. Track your progress and focus on areas needing improvement.

**Highlights:** Comprehensive study material, Practice tests based on official manual, Progress tracking, Bookmark questions, Review weak/wrong questions, On-the-spot results with scores, Questions with explanations

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is CDL Prep free?

CDL Prep is free to download, with no in-app purchases.

### Is Hawaii CDL Prep Test free?

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

### Which has better reviews, CDL Prep or Hawaii CDL Prep Test?

Hawaii CDL Prep Test is rated higher. CDL Prep averages 4.7 out of 5 from 6.7K ratings, while Hawaii CDL Prep Test averages 5.0 from 5 ratings.

### Do CDL Prep or Hawaii CDL Prep Test have ads?

Both CDL Prep and Hawaii CDL Prep Test show ads.

### Which is updated more often, CDL Prep or Hawaii CDL Prep Test?

CDL Prep ships an update every 2 months, and Hawaii CDL Prep Test every 4 months. Most recently, CDL Prep was updated on October 2, 2026 and Hawaii CDL Prep Test on September 17, 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.*