# California CDL Prep Test vs CDL Prep Hero

The clearest difference is rating: California CDL Prep Test at 4.7 against CDL Prep Hero's 4.0. California CDL Prep Test also leads on ratings volume (141 vs 2) and device support (3 vs 1). CDL Prep Hero's advantage is ads (none vs shown) and update cadence (every 2 days vs every 4 months). On price, in-app purchases and monetization model there is nothing between them.

Both are free to download. California CDL Prep Test sells 1 one-off in-app purchase and CDL Prep Hero sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

California CDL Prep Test holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: California CDL Prep Test has 141 ratings behind it against 2, so its average is the more settled of the two.

California CDL Prep Test ships an update every 4 months, CDL Prep Hero every 2 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | California CDL Prep Test | CDL Prep Hero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (141 ratings)](https://appshunter.io/ios/app/california-cdl-prep-test/id1667839623/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/cdl-prep-hero/id6814061950/reviews) |
| Number of ratings | **141** | 2 |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 25 MB | 73 MB |
| Requires iOS | **13.4** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Altaf Mogal](https://appshunter.io/developer/1654308061) | [Evergreen Comply, LLC](https://appshunter.io/developer/1789438645) |

## What reviewers say

### California CDL Prep Test

[App page](https://appshunter.io/ios/app/california-cdl-prep-test/id1667839623)

Prepare for your California Commercial Driver's License exam with this comprehensive study tool. It offers practice tests, detailed explanations, and progress tracking to help you identify and improve weak areas. Bookmark questions and review previous tests to ensure you're ready for the official exam.

**Highlights:** Practice tests based on official handbook, Bookmark questions for later review, Track progress and identify weak areas, Detailed explanations for questions, Resume and restart tests, Multiple choice questions with scoring

**Features:** macOS Compatibility

**In-app purchases (1)**

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


### CDL Prep Hero

[App page](https://appshunter.io/ios/app/cdl-prep-hero/id6814061950)

Prepare for your commercial driver's license knowledge tests with interactive lessons and practice questions. Features include state-specific content, mock exams, and a unique pre-trip inspection coach. Available in English and Spanish.

**Highlights:** State-specific practice tests, Interactive lessons with diagrams, Pre-trip inspection coach, Mock exams, Progress tracking, English and Spanish language support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access — 90 Days | $8.99 | one-time |


## Frequently asked questions

### Is California CDL Prep Test free?

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

### Is CDL Prep Hero free?

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

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

California CDL Prep Test is rated higher. California CDL Prep Test averages 4.7 out of 5 from 141 ratings, while CDL Prep Hero averages 4.0 from 2 ratings.

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

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

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

California CDL Prep Test ships an update every 4 months, and CDL Prep Hero every 2 days. Most recently, California CDL Prep Test was updated on November 3, 2026 and CDL Prep Hero on October 31, 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.*