# SD CDL Prep Test vs CDL Class A Practice Test

The clearest difference is ads: CDL Class A Practice Test at none against SD CDL Prep Test's shown. CDL Class A Practice Test also leads on update cadence (every 8 days vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. SD CDL Prep Test sells 1 one-off in-app purchase and CDL Class A Practice Test sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

SD CDL Prep Test ships an update every 4 months, CDL Class A Practice Test every 8 days. The most recent releases landed on June 1, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | SD CDL Prep Test | CDL Class A Practice Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sd-cdl-prep-test/id1668949026/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 26 MB |
| Requires iOS | 13.4 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Altaf Mogal](https://appshunter.io/developer/1654308061) | [fly sky pty ltd](https://appshunter.io/developer/1838696534) |

## What reviewers say

### SD CDL Prep Test

[App page](https://appshunter.io/ios/app/sd-cdl-prep-test/id1668949026)

Prepare for your South Dakota Commercial Driver's License exam with this comprehensive study tool. It offers interactive practice tests covering all key topics, progress tracking, and detailed explanations to help you identify areas for improvement and pass your CDL exam.

**Highlights:** Comprehensive study material, Interactive practice tests, Progress tracking and analysis, Bookmarking of questions, Detailed question explanations, Resume and restart tests, Weak/wrong question review

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


### CDL Class A Practice Test

[App page](https://appshunter.io/ios/app/cdl-class-a-practice-test/id6776216577)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CDL Class A Practice Test Full | $4.99 | per 7 days |
| CDL Class A Practice Test Full | $12.99 | per month |
| Unlock Full Access | $4.99 | one-time |
| CDL Class A Practice Test Full | $39.99 | one-time |


## Frequently asked questions

### Is SD CDL Prep Test free?

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

### Is CDL Class A Practice Test free?

CDL Class A Practice Test is free to download, with in-app purchases available.

### Do SD CDL Prep Test or CDL Class A Practice Test have ads?

SD CDL Prep Test shows ads; CDL Class A Practice Test does not.

### Which is updated more often, SD CDL Prep Test or CDL Class A Practice Test?

SD CDL Prep Test ships an update every 4 months, and CDL Class A Practice Test every 8 days. Most recently, SD CDL Prep Test was updated on June 1, 2026 and CDL Class A Practice Test on September 21, 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.*