# CDL Prep vs Mountain Crane

The clearest difference is ads: Mountain Crane at none against CDL Prep's shown. Mountain Crane also leads on rating (5.0 vs 4.7) and review sentiment (100% vs 81%). CDL Prep's advantage is ratings volume (7.1K vs 13) and chart position (#90 vs unranked). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mountain Crane holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: CDL Prep has 7.1K ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 81% of CDL Prep's written reviews are positive against 100% of Mountain Crane's.

CDL Prep ships an update every 2 months, Mountain Crane every 2 weeks. The most recent releases landed on November 13, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | CDL Prep | Mountain Crane |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (7.1K ratings)](https://appshunter.io/ios/app/cdl-prep/id1101536521/reviews) | **[5.0 (13 ratings)](https://appshunter.io/ios/app/mountain-crane/id6476885346/reviews)** |
| Number of ratings | **7.1K** | 13 |
| Positive reviews | 80.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Ad-supported | **Free** |
| Best chart rank | **#90** | — |
| Size | 7 MB | 104 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jeffrey Diaz](https://appshunter.io/developer/1101536520) | [Mountain Crane](https://appshunter.io/developer/1728087685) |

## What reviewers say

### CDL Prep

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

**Currently charting:** #90 Top Free · Education (US App Store)

Prepare for your Commercial Driver's License exams with a comprehensive question bank covering general knowledge and various endorsements. Features practice and exam modes with instant feedback and randomized answers to enhance your learning experience.

**Highlights:** Over 500 practice questions, Exam Mode with timed tests, Practice Mode with instant feedback, Randomized answer order, Covers General Knowledge and endorsements

**Features:** Vision Pro support, iPhone Duo 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


### Mountain Crane

[App page](https://appshunter.io/ios/app/mountain-crane/id6476885346)

This educational tool provides daily videos, incident report forms, and load charts for mountain operations. It also offers a "Reach Higher" message and access to certificates, aiding in professional development and safety.

**Highlights:** Daily educational videos, Incident report forms, Load charts, Certificates, Reach Higher message

**Features:** macOS Compatibility, 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 Mountain Crane free?

Mountain Crane is free to download, with no in-app purchases.

### Which has better reviews, CDL Prep or Mountain Crane?

Mountain Crane is rated higher. CDL Prep averages 4.7 out of 5 from 7.1K ratings, while Mountain Crane averages 5.0 from 13 ratings.

### Do CDL Prep or Mountain Crane have ads?

CDL Prep shows ads; Mountain Crane does not.

### Which is updated more often, CDL Prep or Mountain Crane?

CDL Prep ships an update every 2 months, and Mountain Crane every 2 weeks. Most recently, CDL Prep was updated on November 13, 2026 and Mountain Crane on November 12, 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.*