# CDL Help vs CDL RoadMaster Permit Prep

The clearest difference is iOS requirement: CDL Help at 15.0 against CDL RoadMaster Permit Prep's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CDL Help sells 23 in-app purchases, starting at $9.99 per 7 days and CDL RoadMaster Permit Prep sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | CDL Help | CDL RoadMaster Permit Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (5.4K ratings)](https://appshunter.io/ios/app/cdl-help-cdl-prep-test-2026/id6444388755/reviews)** | — |
| Number of ratings | **5.4K** | — |
| Positive reviews | 55.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 133 MB | 27 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TruckDriver.help](https://appshunter.io/developer/1654388458) | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) |

## What reviewers say

### CDL Help

[App page](https://appshunter.io/ios/app/cdl-help-cdl-prep-test-2026/id6444388755)

Prepare for your Commercial Driver's License exam with over 1000 practice questions. Study core and endorsement tests, including HazMat and Air Brakes, with detailed explanations. The app also supports learning CDL regulations and English simultaneously, with support for 10 languages.

**Highlights:** 1000+ practice questions, Core and endorsement tests, Detailed explanations, Multi-language support, Flashcards and reading mode, Frequently missed questions tracker, State-specific information

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

**In-app purchases (23)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 week subscription | $9.99 | per 7 days |
| Monthly subscription | $17.99 | per month |
| Monthly subscription | $19.99 | per month |
| Monthly subscription | $24.99 | per month |
| 1 month subscription | $24.99 | per month |
| 1 month subscription | $29.99 | per month |
| 1 month subscription | $29.99 | per month |
| 3 months subscription. | $39.99 | per 3 months |
| 3 months subscription. | $44.99 | per 3 months |
| 3 months subscription. | $49.99 | per 3 months |
| 3 months subscription | $54.99 | per 3 months |
| 3 months subscription | $64.99 | per 3 months |
| 3 months subscription | $64.99 | per 3 months |
| 6 months subscription. | $69.99 | per 6 months |
| 6 months subscription. | $79.99 | per 6 months |
| 6 months subscription | $84.99 | per 6 months |
| Annual (1 year) subscription. | $99.99 | per year |
| 6 months subscription | $99.99 | per 6 months |
| 6 months subscription | $99.99 | per 6 months |
| 1 year subscription | $129.99 | per year |
| Annual subscription. | $139.99 | per year |
| Annual subscription | $149.99 | per year |
| Annual subscription | $149.99 | per year |

**What reviewers like**

- 👍 Useful app for CDL permit exam preparation
- 🙏 Helpful for users with limited English proficiency
- 🚀 Questions and answers match DMV exams

**What reviewers complain about**

- 🐛 Incorrect translations and inconsistent answers
- 🐛 Questions and answers do not match DMV exams
- 🔒 Subscription issues and inability to cancel

**Reported bugs**

- Incorrect or missing questions and answers
- Inconsistencies between full and express versions
- Restore subscription functionality not working

**Requested features**

- Add audio pronunciation for better learning
- Randomize questions when reviewing
- Provide feedback on test performance


### CDL RoadMaster Permit Prep

[App page](https://appshunter.io/ios/app/cdl-roadmaster-permit-prep/id6790233629)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $2.99 | one-time |


## Frequently asked questions

### Is CDL Help free?

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

### Is CDL RoadMaster Permit Prep free?

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

### Do CDL Help or CDL RoadMaster Permit Prep have ads?

Both CDL Help and CDL RoadMaster Permit Prep show ads.

---

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