# Alaska CDL Test Prep vs PSI Aviation Test Prep

The clearest difference is price: PSI Aviation Test Prep at Free against Alaska CDL Test Prep's $12.99. PSI Aviation Test Prep also leads on update cadence (every 4 months vs every 23 months). Alaska CDL Test Prep's advantage is ratings volume (8 vs 1) and iOS requirement (12.0 vs 16.4). On rating, ads, in-app purchases and device support there is nothing between them.

PSI Aviation Test Prep is free to download; Alaska CDL Test Prep costs $12.99 up front. Alaska CDL Test Prep sells 4 one-off in-app purchases and PSI Aviation Test Prep sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Alaska CDL Test Prep against 5.0 for PSI Aviation Test Prep. That said, the two scores are not equally well evidenced: Alaska CDL Test Prep has 8 ratings behind it against 1, so its average is the more settled of the two.

Alaska CDL Test Prep ships an update every 23 months, PSI Aviation Test Prep every 4 months. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Alaska CDL Test Prep | PSI Aviation Test Prep |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/alaska-cdl-test-prep/id1061478813/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/psi-aviation-test-prep/id6745539866/reviews) |
| Number of ratings | **8** | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 4 months** |
| Monetization | Paid | **Freemium** |
| Size | 21 MB | 120 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Kelvin Beecroft](https://appshunter.io/developer/301291170) | [Memorang](https://appshunter.io/developer/1011440560) |

## What reviewers say

### Alaska CDL Test Prep

[App page](https://appshunter.io/ios/app/alaska-cdl-test-prep/id1061478813)

Prepare for your Alaska Commercial Driver's License (CDL) written exam with over 580 practice questions, study aids, and cheat sheets. Covers all essential topics, including air brakes, hazardous materials, and safe driving.

**Highlights:** 580+ practice questions, Alaska CDL Manual, Road signs guide, Printable cheat sheets, Immediate answer checking, Bookmark questions, Automatic test saving

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Air Brakes Cheat Sheet | Free | one-time |
| Cargo Cheat Sheet | Free | one-time |
| Passenger Cheat Sheet | Free | one-time |
| School Bus Cheat Sheet | Free | one-time |


### PSI Aviation Test Prep

[App page](https://appshunter.io/ios/app/psi-aviation-test-prep/id6745539866)

Prepare for aviation certification and FAA exams with official practice questions and AI-driven insights. This app offers customizable study sessions, instant feedback, and progress tracking to help you master aviation knowledge.

**Highlights:** Thousands of official practice questions, Customizable study sessions, Instant feedback and explanations, Advanced progress tracking, AI-driven personalized insights, Dark mode

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unmanned Aircraft General | $29.99 | one-time |
| UAG Study-pack - 1 month | $49.99 | one-time |
| Unmanned Aircraft General | $69.99 | one-time |


## Frequently asked questions

### Is Alaska CDL Test Prep free?

Alaska CDL Test Prep costs $12.99, and also offers in-app purchases.

### Is PSI Aviation Test Prep free?

PSI Aviation Test Prep is free to download, with in-app purchases available.

### Which has better reviews, Alaska CDL Test Prep or PSI Aviation Test Prep?

Alaska CDL Test Prep and PSI Aviation Test Prep are both rated 5.0 out of 5 on the App Store, from 8 and 1 ratings respectively.

### Do Alaska CDL Test Prep or PSI Aviation Test Prep have ads?

Neither Alaska CDL Test Prep nor PSI Aviation Test Prep shows ads.

### Which is updated more often, Alaska CDL Test Prep or PSI Aviation Test Prep?

Alaska CDL Test Prep ships an update every 23 months, and PSI Aviation Test Prep every 4 months. Most recently, Alaska CDL Test Prep was updated on November 6, 2026 and PSI Aviation Test Prep on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*