# CDL Permit Prep vs CDL

The clearest difference is iOS requirement: CDL at 13.0 against CDL Permit Prep's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | CDL Permit Prep | CDL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cdl-permit-prep-practice-test/id6801415326/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 days | — |
| Monetization | Free | — |
| Size | 99 MB | 25 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Surabhi Agnihotri](https://appshunter.io/developer/6788820308) | [KIEU DUC](https://appshunter.io/developer/6798530820) |

## What reviewers say

### CDL Permit Prep

[App page](https://appshunter.io/ios/app/cdl-permit-prep-practice-test/id6801415326)

Prepare for your Commercial Driver's License (CDL) exam with a comprehensive question bank covering general knowledge, specific endorsements, and pre-trip inspections. Review explanations and source references for each answer to deepen your understanding.

**Highlights:** 1,316 practice questions, National and state-specific topics, Explanations and source references, Pre-trip inspection trainer, Study by CDL class and endorsement, Review missed questions

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

**In-app purchases:** none


### CDL

[App page](https://appshunter.io/ios/app/cdl-practice-test-2026/id6802312899)

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

**In-app purchases:** none


## Frequently asked questions

### Is CDL Permit Prep free?

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

### Is CDL free?

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

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

Neither CDL Permit Prep nor CDL shows ads.

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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.*