# Illinois CDL Prep Test vs Virtual CDL Simulator

The clearest difference is in-app purchases: Virtual CDL Simulator at none against Illinois CDL Prep Test's 1. Virtual CDL Simulator also leads on update cadence (every 2 days vs every 4 months) and rating (5.0 vs 4.8). Illinois CDL Prep Test's advantage is ratings volume (80 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Illinois CDL Prep Test sells 1 one-off in-app purchase. Virtual CDL Simulator asks for nothing beyond the download.

Virtual CDL Simulator holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Illinois CDL Prep Test has 80 ratings behind it against 1, so its average is the more settled of the two.

Illinois CDL Prep Test ships an update every 4 months, Virtual CDL Simulator every 2 days. The most recent releases landed on September 17, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Illinois CDL Prep Test | Virtual CDL Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (80 ratings)](https://appshunter.io/ios/app/illinois-cdl-prep-test/id1668339017/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/virtual-cdl-simulator/id6807118318/reviews)** |
| Number of ratings | **80** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 25 MB | 27 MB |
| Requires iOS | 13.4 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Altaf Mogal](https://appshunter.io/developer/1654308061) | [Steadfast Abundance LLC](https://appshunter.io/developer/6807118320) |

## What reviewers say

### Illinois CDL Prep Test

[App page](https://appshunter.io/ios/app/illinois-cdl-prep-test/id1668339017)

Prepare for the Illinois Commercial Driver's License exam with this comprehensive study tool. It offers practice questions based on the official study guide, progress tracking, and the ability to bookmark difficult questions for later review. Focus your studying on areas needing the most improvement to pass your CDL exam.

**Highlights:** Practice tests based on official study guide, Progress tracking and weak question identification, Bookmark questions for later review, Detailed explanations for questions, Resume and restart tests, On-the-spot results with scores

**Features:** macOS Compatibility

**In-app purchases (1)**

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


### Virtual CDL Simulator

[App page](https://appshunter.io/ios/app/virtual-cdl-simulator/id6807118318)

Practice the in-cab air-brake inspection for commercial driver's licenses with interactive gauges and controls. Offers guided learning, self-paced practice, and timed tests with immediate feedback. Designed for U.S. CDL study.

**Highlights:** Interactive air-brake inspection simulator, Realistic pressure gauges and controls, Guided learning mode, Self-paced practice mode, Timed test mode with feedback, Truck-only and truck-and-trailer configurations

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

**In-app purchases:** none


## Frequently asked questions

### Is Illinois CDL Prep Test free?

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

### Is Virtual CDL Simulator free?

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

### Which has better reviews, Illinois CDL Prep Test or Virtual CDL Simulator?

Virtual CDL Simulator is rated higher. Illinois CDL Prep Test averages 4.8 out of 5 from 80 ratings, while Virtual CDL Simulator averages 5.0 from 1 ratings.

### Do Illinois CDL Prep Test or Virtual CDL Simulator have ads?

Both Illinois CDL Prep Test and Virtual CDL Simulator show ads.

### Which is updated more often, Illinois CDL Prep Test or Virtual CDL Simulator?

Illinois CDL Prep Test ships an update every 4 months, and Virtual CDL Simulator every 2 days. Most recently, Illinois CDL Prep Test was updated on September 17, 2026 and Virtual CDL Simulator on October 4, 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.*