# DB Connect vs CDL Prep

The clearest difference is rating: CDL Prep at 4.8 against DB Connect's 1.3. CDL Prep also leads on ratings volume (2.6K vs 4). DB Connect's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. CDL Prep sells 2 in-app purchases, starting at $6.99 per 7 days. DB Connect asks for nothing beyond the download.

CDL Prep holds the better App Store score, 4.8 against 1.3. That said, the two scores are not equally well evidenced: CDL Prep has 2.6K ratings behind it against 4, so its average is the more settled of the two.

DB Connect ships an update every 15 months, CDL Prep every 8 months. The most recent releases landed on June 10, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | DB Connect | CDL Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.3 (4 ratings)](https://appshunter.io/ios/app/db-connect/id1098800296/reviews) | **[4.8 (2.6K ratings)](https://appshunter.io/ios/app/cdl-prep-exams-and-study-guide/id1455037780/reviews)** |
| Number of ratings | 4 | **2.6K** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 15 months | **Every 8 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 12 MB | 56 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dun and Bradstreet Israel Ltd.](https://appshunter.io/developer/1458274249) | [LineCentury](https://appshunter.io/developer/1057772456) |

## What reviewers say

### DB Connect

[App page](https://appshunter.io/ios/app/db-connect/id1098800296)

This app provides advanced business information solutions for risk and opportunity management. Access detailed business reports, alerts, and a comprehensive database to identify new customers and target audiences.

**Highlights:** Detailed business reports, Alert and tracking services, Business intelligence, Credit risk management tools, Access to large business database

**Features:** macOS Compatibility

**In-app purchases:** none


### CDL Prep

[App page](https://appshunter.io/ios/app/cdl-prep-exams-and-study-guide/id1455037780)

Prepare for your Commercial Driver's License (CDL) exam with comprehensive study materials and practice tests. This app offers real test questions covering general knowledge, hazmat, passenger vehicles, and air brakes, with detailed answers to help you pass.

**Highlights:** Free CDL preparation, Real test questions, Practice general knowledge tests, All CDL test answers, Covers hazmat and air brakes

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription 1 Week | $6.99 | per 7 days |
| Unlock Everything | $15.99 | one-time |


## Frequently asked questions

### Is DB Connect free?

DB Connect is free to download, with no in-app purchases.

### Is CDL Prep free?

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

### Which has better reviews, DB Connect or CDL Prep?

CDL Prep is rated higher. DB Connect averages 1.3 out of 5 from 4 ratings, while CDL Prep averages 4.8 from 2.6K ratings.

### Do DB Connect or CDL Prep have ads?

CDL Prep shows ads; DB Connect does not.

### Which is updated more often, DB Connect or CDL Prep?

DB Connect ships an update every 15 months, and CDL Prep every 8 months. Most recently, DB Connect was updated on June 10, 2026 and CDL Prep on September 29, 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.*