# CDL Prep Test 2026 vs CDL General Knowledge Prep 26

The clearest difference is in-app purchases: CDL Prep Test 2026 at none against CDL General Knowledge Prep 26's 4. CDL General Knowledge Prep 26's advantage is iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. CDL General Knowledge Prep 26 sells 4 in-app purchases, starting at $4.99 per 7 days. CDL Prep Test 2026 asks for nothing beyond the download.

## The numbers

| Metric | CDL Prep Test 2026 | CDL General Knowledge Prep 26 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (15K ratings)](https://appshunter.io/ios/app/cdl-prep-test-2026/id1464409838/reviews)** | — |
| Number of ratings | **15K** | — |
| Positive reviews | 93.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 24 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wei Zhang](https://appshunter.io/developer/1021151045) | [Mert Demir](https://appshunter.io/developer/1864769723) |

## What reviewers say

### CDL Prep Test 2026

[App page](https://appshunter.io/ios/app/cdl-prep-test-2026/id1464409838)

Prepare for your Commercial Driver's License written test with this efficient app. It offers comprehensive question sets for all 50 states, simulating the actual testing environment to help you pass easily.

**Highlights:** State-specific question sets, Test mode simulation, Starred/bookmarked questions, Cramming mode for quick review, Covers all 50 US states

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate and helpful for passing tests
- 👍 User-friendly interface
- 💡 Useful features like flagging questions
- 🚀 Comprehensive coverage of test material

**What reviewers complain about**

- 🐛 Some grammatical errors and confusing questions
- 🐛 Occasional reliability issues with answers

**Reported bugs**

- Repeated questions within the same practice session
- Inconsistent scoring on practice tests

**Requested features**

- Ability to report errors in questions
- More state-specific content
- Expanded coverage for endorsements like Metal


### CDL General Knowledge Prep 26

[App page](https://appshunter.io/ios/app/cdl-general-knowledge-prep-26/id6759219235)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $4.99 | per 7 days |
| Monthly Pro | $9.99 | per month |
| Quarterly Access | $19.99 | per 3 months |
| Yearly Access | $39.99 | per year |


## Frequently asked questions

### Is CDL Prep Test 2026 free?

CDL Prep Test 2026 is free to download, with no in-app purchases.

### Is CDL General Knowledge Prep 26 free?

CDL General Knowledge Prep 26 is free to download, with in-app purchases available.

### Do CDL Prep Test 2026 or CDL General Knowledge Prep 26 have ads?

Both CDL Prep Test 2026 and CDL General Knowledge Prep 26 show 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.*