# CDL Prep A+ vs CDL HazMat Endorsement Prep

The clearest difference is update cadence: CDL HazMat Endorsement Prep at every 8 days against CDL Prep A+'s every 5 weeks. CDL HazMat Endorsement Prep also leads on iOS requirement (13.0 vs 16.0). On price and in-app purchases there is nothing between them.

Both are free to download. CDL Prep A+ sells 2 in-app purchases, starting at $8.99 per month and CDL HazMat Endorsement Prep sells 4 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

CDL Prep A+ ships an update every 5 weeks, CDL HazMat Endorsement Prep every 8 days. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | CDL Prep A+ | CDL HazMat Endorsement Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | — |
| Update frequency | Every 5 weeks | **Every 8 days** |
| Size | 13 MB | 25 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | **iPhone** | — |
| Age rating | 4+ | 4+ |
| Developer | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) | [fly sky pty ltd](https://appshunter.io/developer/1838696534) |

## What reviewers say

### CDL Prep A+

[App page](https://appshunter.io/ios/app/cdl-prep-a-plus/id6736498207)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $8.99 | per month |
| Lifetime version | $14.99 | one-time |


### CDL HazMat Endorsement Prep

[App page](https://appshunter.io/ios/app/cdl-hazmat-endorsement-prep/id6776219751)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CDL HazMat Endorsement Full Ac | $6.99 | per 7 days |
| CDL HazMat Endorsement Full Ac | $16.99 | per month |
| Unlock Full Question Bank | $4.99 | one-time |
| CDL HazMat Endorsement Full Ac | $69.99 | one-time |


## Frequently asked questions

### Is CDL Prep A+ free?

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

### Is CDL HazMat Endorsement Prep free?

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

### Which is updated more often, CDL Prep A+ or CDL HazMat Endorsement Prep?

CDL Prep A+ ships an update every 5 weeks, and CDL HazMat Endorsement Prep every 8 days. Most recently, CDL Prep A+ was updated on November 8, 2026 and CDL HazMat Endorsement Prep on November 5, 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.*