# HIN Search vs CDL Mastery

The clearest difference is review sentiment: CDL Mastery at 100% against HIN Search's 41%. CDL Mastery also leads on price (Free vs $8.99) and rating (4.9 vs 4.6). HIN Search's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

CDL Mastery is free to download; HIN Search costs $8.99 up front. CDL Mastery sells 1 in-app purchase, starting at $4.99 per 7 days. HIN Search asks for nothing beyond the download.

CDL Mastery holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 74 and 363 respectively. Written reviews point the same way: 41% of HIN Search's written reviews are positive against 100% of CDL Mastery's.

HIN Search ships an update every 8 months, CDL Mastery every 2 months. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | HIN Search | CDL Mastery |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | [4.6 (74 ratings)](https://appshunter.io/ios/app/hin-search-boat-hin-decoder/id529669534/reviews) | **[4.9 (363 ratings)](https://appshunter.io/ios/app/cdl-mastery/id1492929223/reviews)** |
| Number of ratings | 74 | **363** |
| Positive reviews | 41.2% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 8 MB | 32 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Juggernaut Technology, Inc.](https://appshunter.io/developer/494748553) | [The PATG Group, Inc.](https://appshunter.io/developer/1214913266) |

## What reviewers say

### HIN Search

[App page](https://appshunter.io/ios/app/hin-search-boat-hin-decoder/id529669534)

Instantly decode US boat HINs offline with a comprehensive database of manufacturers and build dates. Detect suspicious HINs and access builder information, even without an internet connection. Ideal for marine professionals and boat buyers.

**Highlights:** Offline HIN decoding, Suspicious HIN detection, Manufacturer and build date lookup, Search by company or brand name, Favorites list with notes, Share/Print/Save results

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

**In-app purchases:** none


### CDL Mastery

[App page](https://appshunter.io/ios/app/cdl-mastery/id1492929223)

Prepare for your Commercial Driver's License (CDL) exam with a comprehensive practice test simulator. Access over 550 questions based on official test material, covering all essential CDL categories. Get immediate feedback on your answers to reinforce learning and improve your chances of passing on the first attempt.

**Highlights:** Over 550 practice questions, Official test question basis, Practice test simulator, Immediate feedback on answers, Covers all CDL categories, No registration required

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Exams | $4.99 | per 7 days |


## Frequently asked questions

### Is HIN Search free?

HIN Search costs $8.99, with no in-app purchases.

### Is CDL Mastery free?

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

### Which has better reviews, HIN Search or CDL Mastery?

CDL Mastery is rated higher. HIN Search averages 4.6 out of 5 from 74 ratings, while CDL Mastery averages 4.9 from 363 ratings.

### Do HIN Search or CDL Mastery have ads?

CDL Mastery shows ads; HIN Search does not.

### Which is updated more often, HIN Search or CDL Mastery?

HIN Search ships an update every 8 months, and CDL Mastery every 2 months. Most recently, HIN Search was updated on October 24, 2026 and CDL Mastery on October 20, 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.*