# Nevada CDL Prep Test vs RockSpin

The clearest difference is ads: RockSpin at none against Nevada CDL Prep Test's shown. RockSpin also leads on update cadence (every 2 days vs every 4 months). Nevada CDL Prep Test's advantage is device support (3 vs 1) and iOS requirement (13.4 vs 16.0). On price and in-app purchases there is nothing between them.

Both are free to download. Nevada CDL Prep Test sells 1 one-off in-app purchase and RockSpin sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Nevada CDL Prep Test ships an update every 4 months, RockSpin every 2 days. The most recent releases landed on September 17, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Nevada CDL Prep Test | RockSpin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (20 ratings)](https://appshunter.io/ios/app/nevada-cdl-prep-test/id1668722050/reviews)** | — |
| Number of ratings | **20** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 81 MB |
| Requires iOS | **13.4** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Altaf Mogal](https://appshunter.io/developer/1654308061) | [WOOHYUN JEON](https://appshunter.io/developer/1823158371) |

## What reviewers say

### Nevada CDL Prep Test

[App page](https://appshunter.io/ios/app/nevada-cdl-prep-test/id1668722050)

Prepare for your Nevada Commercial Driver's License exam with this comprehensive study tool. It offers practice tests based on the official manual, tracks your progress, and highlights areas needing improvement. Bookmark questions and review answers with explanations to ensure you're ready for the test.

**Highlights:** Comprehensive study material, Practice tests based on official manual, Progress tracking and weak question identification, Bookmark and review questions, On-the-spot results with scores, Multiple study topics covered

**Features:** macOS Compatibility

**In-app purchases (1)**

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


### RockSpin

[App page](https://appshunter.io/ios/app/rockspin/id6747876962)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro Yearly | $99.99 | per year |
| 1,000 Credits | $14.99 | one-time |


## Frequently asked questions

### Is Nevada CDL Prep Test free?

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

### Is RockSpin free?

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

### Do Nevada CDL Prep Test or RockSpin have ads?

Nevada CDL Prep Test shows ads; RockSpin does not.

### Which is updated more often, Nevada CDL Prep Test or RockSpin?

Nevada CDL Prep Test ships an update every 4 months, and RockSpin every 2 days. Most recently, Nevada CDL Prep Test was updated on September 17, 2026 and RockSpin on October 4, 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.*