# California CDL Test Prep vs CDL Prep

The clearest difference is price: CDL Prep at Free against California CDL Test Prep's $12.99. CDL Prep also leads on in-app purchases (none vs 4) and review sentiment (81% vs 56%). California CDL Test Prep's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.0). On rating and device support there is nothing between them.

CDL Prep is free to download; California CDL Test Prep costs $12.99 up front. California CDL Test Prep sells 4 one-off in-app purchases. CDL Prep asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for California CDL Test Prep against 4.7 for CDL Prep. That said, the two scores are not equally well evidenced: CDL Prep has 6.7K ratings behind it against 106, so its average is the more settled of the two. Written reviews are what separate them: 56% of California CDL Test Prep's written reviews are positive against 81% of CDL Prep's.

California CDL Test Prep ships an update every 11 months, CDL Prep every 2 months. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | California CDL Test Prep | CDL Prep |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| Rating | [4.7 (106 ratings)](https://appshunter.io/ios/app/california-cdl-test-prep/id556776023/reviews) | [4.7 (6.7K ratings)](https://appshunter.io/ios/app/cdl-prep/id1101536521/reviews) |
| Number of ratings | 106 | **6.7K** |
| Positive reviews | 56.3% of reviews | **80.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Best chart rank | — | **#125** |
| Size | 34 MB | 6 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Kelvin Beecroft](https://appshunter.io/developer/301291170) | [Jeffrey Diaz](https://appshunter.io/developer/1101536520) |

## What reviewers say

### California CDL Test Prep

[App page](https://appshunter.io/ios/app/california-cdl-test-prep/id556776023)

Prepare for your California Commercial Driver License (CDL) written exam with over 580 practice questions covering various topics. Includes study aids like road signs and the official manual, with cheat sheets for key sections. Offers immediate feedback and explanations for practice questions.

**Highlights:** 580+ practice questions, Road signs included, California CDL Manual, Topic-specific sections, Printable cheat sheets, Immediate answer checking, Bookmarking questions

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Air Brakes Cheat Sheet | Free | one-time |
| Cargo Cheat Sheet | Free | one-time |
| Passenger Cheat Sheet | Free | one-time |
| School Bus Cheat Sheet | Free | one-time |


### CDL Prep

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

**Currently charting:** #125 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


## Frequently asked questions

### Is California CDL Test Prep free?

California CDL Test Prep costs $12.99, and also offers in-app purchases.

### Is CDL Prep free?

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

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

California CDL Test Prep and CDL Prep are both rated 4.7 out of 5 on the App Store, from 106 and 6.7K ratings respectively.

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

CDL Prep shows ads; California CDL Test Prep does not.

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

California CDL Test Prep ships an update every 11 months, and CDL Prep every 2 months. Most recently, California CDL Test Prep was updated on October 14, 2026 and CDL Prep on October 18, 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.*