# Illinois CDL Test Prep vs CDL Prep Test 2026

The clearest difference is review sentiment: CDL Prep Test 2026 at 94% against Illinois CDL Test Prep's 38%. CDL Prep Test 2026 also leads on price (Free vs $12.99) and in-app purchases (none vs 4). Illinois CDL Test Prep's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.6). On device support there is nothing between them.

CDL Prep Test 2026 is free to download; Illinois CDL Test Prep costs $12.99 up front. Illinois CDL Test Prep sells 4 one-off in-app purchases. CDL Prep Test 2026 asks for nothing beyond the download.

CDL Prep Test 2026 holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: CDL Prep Test 2026 has 15K ratings behind it against 93, so its average is the more settled of the two. Written reviews point the same way: 38% of Illinois CDL Test Prep's written reviews are positive against 94% of CDL Prep Test 2026's.

Illinois CDL Test Prep ships an update every 11 months, CDL Prep Test 2026 every 5 months. The most recent releases landed on October 10, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Illinois CDL Test Prep | CDL Prep Test 2026 |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| Rating | [4.7 (93 ratings)](https://appshunter.io/ios/app/illinois-cdl-test-prep/id689963706/reviews) | **[4.9 (15K ratings)](https://appshunter.io/ios/app/cdl-prep-test-2026/id1464409838/reviews)** |
| Number of ratings | 93 | **15K** |
| Positive reviews | 37.5% of reviews | **93.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Every 5 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 37 MB | 13 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Kelvin Beecroft](https://appshunter.io/developer/301291170) | [Wei Zhang](https://appshunter.io/developer/1021151045) |

## What reviewers say

### Illinois CDL Test Prep

[App page](https://appshunter.io/ios/app/illinois-cdl-test-prep/id689963706)

Prepare for your Commercial Driver's License permit test with extensive practice questions and study materials. Learn at your own pace, even offline, and focus on the specific CDL class and endorsements you need. Includes the official manual and cheat sheets.

**Highlights:** Offline study capability, DMV-style practice quizzes, CDL class and endorsement focus, 580+ practice questions, Includes Illinois CDL Manual, Printable cheat sheets

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Air Brakes Cheat Sheet | Free | one-time |
| Cargo Cheat Sheet | Free | one-time |
| Passenger Cheat Sheet | Free | one-time |
| School Bus Cheat Sheet | Free | one-time |


### 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


## Frequently asked questions

### Is Illinois CDL Test Prep free?

Illinois CDL Test Prep costs $12.99, and also offers in-app purchases.

### Is CDL Prep Test 2026 free?

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

### Which has better reviews, Illinois CDL Test Prep or CDL Prep Test 2026?

CDL Prep Test 2026 is rated higher. Illinois CDL Test Prep averages 4.7 out of 5 from 93 ratings, while CDL Prep Test 2026 averages 4.9 from 15K ratings.

### Do Illinois CDL Test Prep or CDL Prep Test 2026 have ads?

CDL Prep Test 2026 shows ads; Illinois CDL Test Prep does not.

### Which is updated more often, Illinois CDL Test Prep or CDL Prep Test 2026?

Illinois CDL Test Prep ships an update every 11 months, and CDL Prep Test 2026 every 5 months. Most recently, Illinois CDL Test Prep was updated on October 10, 2026 and CDL Prep Test 2026 on October 17, 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.*