# SD CDL Prep Test vs CDL Prep Test 2026 | Max

The clearest difference is rating: SD CDL Prep Test at 5.0 against CDL Prep Test 2026 | Max's 4.6. SD CDL Prep Test also leads on iOS requirement (13.4 vs 17.0). CDL Prep Test 2026 | Max's advantage is ratings volume (45 vs 2) and update cadence (every 6 weeks vs every 4 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. SD CDL Prep Test sells 1 one-off in-app purchase and CDL Prep Test 2026 | Max sells 13 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 holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: CDL Prep Test 2026 | Max has 45 ratings behind it against 2, so its average is the more settled of the two.

SD CDL Prep Test ships an update every 4 months, CDL Prep Test 2026 | Max every 6 weeks. The most recent releases landed on June 1, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | SD CDL Prep Test | CDL Prep Test 2026 | Max |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sd-cdl-prep-test/id1668949026/reviews)** | [4.6 (45 ratings)](https://appshunter.io/ios/app/cdl-prep-test-2026-max/id6584528389/reviews) |
| Number of ratings | 2 | **45** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 25 MB | 53 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Altaf Mogal](https://appshunter.io/developer/1654308061) | [Elena Gorbunova](https://appshunter.io/developer/1759859075) |

## 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 Prep Test 2026 | Max

[App page](https://appshunter.io/ios/app/cdl-prep-test-2026-max/id6584528389)

Prepare for your Commercial Driver's License (CDL) exam with a comprehensive practice test system. This app offers real exam questions, up-to-date regulations, and a test-like experience to help you pass on your first attempt. It covers all necessary endorsements and is designed for quick, efficient learning.

**Highlights:** Guaranteed success rate, Nationwide compliance, Test-like experience, Always current regulations, Complete CDL coverage, Quick results

**Features:** macOS Compatibility

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Limited Special Offer | $4.99 | per 7 days |
| Premium | $7.99 | per 7 days |
| Premium | $7.99 | per 7 days |
| Premium | $9.99 | per 7 days |
| Premium | $9.99 | per month |
| Premium | $14.99 | per month |
| Premium | $16.99 | per month |
| TN Tennessee CDL Practice Test | $16.99 | per month |
| WA Washington CDL Permit Test | $16.99 | per month |
| All Courses - DMV, CDL, Moto | $16.99 | per month |
| Premium | $19.99 | per month |
| Premium | $19.99 | one-time |
| Premium | $49.99 | 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 Prep Test 2026 | Max free?

CDL Prep Test 2026 | Max is free to download, with in-app purchases available.

### Which has better reviews, SD CDL Prep Test or CDL Prep Test 2026 | Max?

SD CDL Prep Test is rated higher. SD CDL Prep Test averages 5.0 out of 5 from 2 ratings, while CDL Prep Test 2026 | Max averages 4.6 from 45 ratings.

### Do SD CDL Prep Test or CDL Prep Test 2026 | Max have ads?

Both SD CDL Prep Test and CDL Prep Test 2026 | Max show ads.

### Which is updated more often, SD CDL Prep Test or CDL Prep Test 2026 | Max?

SD CDL Prep Test ships an update every 4 months, and CDL Prep Test 2026 | Max every 6 weeks. Most recently, SD CDL Prep Test was updated on June 1, 2026 and CDL Prep Test 2026 | Max on September 10, 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.*