# CDL Prep vs BELFOR University System

The clearest difference is ads: BELFOR University System at none against CDL Prep's shown. BELFOR University System also leads on update cadence (fortnightly vs every 2 months) and rating (5.0 vs 4.7). CDL Prep's advantage is ratings volume (7K vs 4) and chart position (#86 vs unranked). On price, 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.

BELFOR University System holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: CDL Prep has 7K ratings behind it against 4, so its average is the more settled of the two.

CDL Prep ships an update every 2 months, BELFOR University System fortnightly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CDL Prep | BELFOR University System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (7K ratings)](https://appshunter.io/ios/app/cdl-prep/id1101536521/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/belfor-university-system/id1445729489/reviews)** |
| Number of ratings | **7K** | 4 |
| Positive reviews | 80.5% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Ad-supported | **Free** |
| Best chart rank | **#86** | — |
| Size | 6 MB | 297 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Jeffrey Diaz](https://appshunter.io/developer/1101536520) | [Schoox, Inc.](https://appshunter.io/developer/778614295) |

## What reviewers say

### CDL Prep

[App page](https://appshunter.io/ios/app/cdl-prep/id1101536521)

**Currently charting:** #86 Top Free · Education (US App Store)

Prepare for your Commercial Drivers License exams with a comprehensive question bank covering general knowledge and various endorsements. Practice with timed exams or instant feedback modes to identify areas for improvement.

**Highlights:** Over 500 practice questions, Timed exam mode, Endorsement topic exams, Instant feedback in practice mode, Randomized answer order

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate questions
- 👍 Helpful for passing tests
- 💯 Exactly like real test
- 🙌 Great study tool
- ✅ Passed on first try

**What reviewers complain about**

- 🔍 Some questions not on app
- 🔢 Too many ads
- 🔀 Can't close ads
- 🤔 Inconsistent answers

**Reported bugs**

- Back button issues
- Incorrect answers in app

**Requested features**

- Ad-free version
- Ability to report incorrect questions
- Include state-specific requirements


### BELFOR University System

[App page](https://appshunter.io/ios/app/belfor-university-system/id1445729489)

Access training courses, a content library, and company news. All learning materials are optimized for mobile devices, providing a convenient way to stay updated and complete professional development.

**Highlights:** Complete training courses, Access content library, Follow company news, Mobile-optimized experience, Company account login

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CDL Prep free?

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

### Is BELFOR University System free?

BELFOR University System is free to download, with no in-app purchases.

### Which has better reviews, CDL Prep or BELFOR University System?

BELFOR University System is rated higher. CDL Prep averages 4.7 out of 5 from 7K ratings, while BELFOR University System averages 5.0 from 4 ratings.

### Do CDL Prep or BELFOR University System have ads?

CDL Prep shows ads; BELFOR University System does not.

### Which is updated more often, CDL Prep or BELFOR University System?

CDL Prep ships an update every 2 months, and BELFOR University System fortnightly. Most recently, CDL Prep was updated on October 27, 2026 and BELFOR University System on October 24, 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.*