# CDL Prep vs CDL Prep°

CDL Prep and CDL Prep° both sit at 4.7 stars, but that hides the real split: 100% of CDL Prep°'s written reviews are positive against 33% of CDL Prep's. CDL Prep° also leads on update cadence (every 8 days vs every 4 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. CDL Prep sells 3 in-app purchases, starting at $5.99 per 7 days and CDL Prep° sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for CDL Prep against 4.8 for CDL Prep°. Both are backed by a comparable volume of ratings — 175 and 73 respectively. Written reviews are what separate them: 33% of CDL Prep's written reviews are positive against 100% of CDL Prep°'s.

CDL Prep ships an update every 4 months, CDL Prep° every 8 days. The most recent releases landed on October 13, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | CDL Prep | CDL Prep° |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (175 ratings)](https://appshunter.io/ios/app/cdl-prep-practice-test-2026/id6478266679/reviews) | **[4.8 (73 ratings)](https://appshunter.io/ios/app/cdl-prep/id6499182714/reviews)** |
| Number of ratings | **175** | 73 |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 8 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 50 MB | 152 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Chutima Busaraprapakul](https://appshunter.io/developer/1706710113) | [CDL Prep , Ltd](https://appshunter.io/developer/1742680114) |

## What reviewers say

### CDL Prep

[App page](https://appshunter.io/ios/app/cdl-prep-practice-test-2026/id6478266679)

Prepare for your Commercial Driver's License (CDL) exam with practice tests and expert-designed content. This app offers a scientific study system, simulated exams, and detailed explanations to boost your confidence and help you pass on your first attempt.

**Highlights:** Scientific study system, 2,200+ practice questions, Detailed explanations, Simulated exams, Categorized by exam subjects, AI-powered tracking and analysis

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Weekly) | $5.99 | per 7 days |
| Premium (Monthly) | $17.99 | per month |
| Premium (Lifetime) | $99.99 | one-time |


### CDL Prep°

[App page](https://appshunter.io/ios/app/cdl-prep/id6499182714)

Prepare for your Commercial Driver's License (CDL) exam with practice tests, subject drills, and flashcards. Track errors, bookmark questions, and study anytime, anywhere to ensure you're fully prepared for success.

**Highlights:** Simulated practice exams, Subject-specific drills, Error tracking with explanations, Question bookmarking, Flashcard learning mode, Comprehensive study resources

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CDL Prep Monthly | $14.99 | per month |
| CDL Prep Yearly | $39.99 | per year |


## Frequently asked questions

### Is CDL Prep free?

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

### Is CDL Prep° free?

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

### Which has better reviews, CDL Prep or CDL Prep°?

CDL Prep° is rated higher. CDL Prep averages 4.7 out of 5 from 175 ratings, while CDL Prep° averages 4.8 from 73 ratings.

### Do CDL Prep or CDL Prep° have ads?

Neither CDL Prep nor CDL Prep° shows ads.

### Which is updated more often, CDL Prep or CDL Prep°?

CDL Prep ships an update every 4 months, and CDL Prep° every 8 days. Most recently, CDL Prep was updated on October 13, 2026 and CDL Prep° on September 19, 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.*