# CDL US Prep Practice Test 2025 vs PDD Study

The clearest difference is ads: PDD Study at none against CDL US Prep Practice Test 2025's shown. PDD Study also leads on iOS requirement (13.0 vs 15.1). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. CDL US Prep Practice Test 2025 sells 7 in-app purchases, starting at $3.99 per 7 days and PDD Study sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

CDL US Prep Practice Test 2025 ships an update weekly, PDD Study every 2 weeks. The most recent releases landed on September 28, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | CDL US Prep Practice Test 2025 | PDD Study |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (27 ratings)](https://appshunter.io/ios/app/cdl-us-prep-practice-test-2025/id6749483943/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 50 MB | 66 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Ilia Chernikov](https://appshunter.io/developer/1818071113) | [Almaz Alekeev](https://appshunter.io/developer/1844773385) |

## What reviewers say

### CDL US Prep Practice Test 2025

[App page](https://appshunter.io/ios/app/cdl-us-prep-practice-test-2025/id6749483943)

Prepare for your Commercial Driver's License (CDL) exam with practice tests and a comprehensive question bank. Covers all endorsements and offers detailed explanations to help you pass on your first attempt. Study offline and track your progress.

**Highlights:** 1000+ practice questions, Covers all CDL endorsements, Realistic simulated tests, Detailed explanations, Progress tracking, Offline access

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| Month | $9.99 | per month |
| 3 Month | $24.99 | per 3 months |
| Month | $29.99 | per month |
| 1 Year | $49.99 | per year |
| 3 Month | $59.99 | per 3 months |
| Lifetime | $49.99 | one-time |


### PDD Study

[App page](https://appshunter.io/ios/app/pdd-study/id6753738135)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ПДД Pro | $5.99 | per month |
| ПДД Про | $9.99 | per 3 months |


## Frequently asked questions

### Is CDL US Prep Practice Test 2025 free?

CDL US Prep Practice Test 2025 is free to download, with in-app purchases available.

### Is PDD Study free?

PDD Study is free to download, with in-app purchases available.

### Do CDL US Prep Practice Test 2025 or PDD Study have ads?

CDL US Prep Practice Test 2025 shows ads; PDD Study does not.

### Which is updated more often, CDL US Prep Practice Test 2025 or PDD Study?

CDL US Prep Practice Test 2025 ships an update weekly, and PDD Study every 2 weeks. Most recently, CDL US Prep Practice Test 2025 was updated on September 28, 2026 and PDD Study on September 27, 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.*