# USPS Postal Exam Prep vs TSA CBT Test Coach

The clearest difference is price: TSA CBT Test Coach at Free against USPS Postal Exam Prep's $8.99. TSA CBT Test Coach also leads on iOS requirement (15.1 vs 18.5). USPS Postal Exam Prep's advantage is in-app purchases (none vs 4). On update cadence, ads and device support there is nothing between them.

TSA CBT Test Coach is free to download; USPS Postal Exam Prep costs $8.99 up front. TSA CBT Test Coach sells 4 in-app purchases, starting at $6.99 per 7 days. USPS Postal Exam Prep asks for nothing beyond the download.

USPS Postal Exam Prep ships an update every 3 weeks, TSA CBT Test Coach every 6 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | USPS Postal Exam Prep | TSA CBT Test Coach |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | — | **[4.9 (39 ratings)](https://appshunter.io/ios/app/tsa-cbt-test-coach/id6756675433/reviews)** |
| Number of ratings | — | **39** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 61 MB |
| Requires iOS | 18.5 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Christopher Enim](https://appshunter.io/developer/1722100693) | [Mfeliz Web](https://appshunter.io/developer/1835473936) |

## What reviewers say

### USPS Postal Exam Prep

[App page](https://appshunter.io/ios/app/usps-postal-exam-prep/id6754321097)

**Features:** macOS Compatibility

**In-app purchases:** none


### TSA CBT Test Coach

[App page](https://appshunter.io/ios/app/tsa-cbt-test-coach/id6756675433)

Prepare for the Transportation Security Administration's Computer-Based Test with realistic practice questions and detailed explanations. This app focuses on building critical skills like image interpretation, logical reasoning, and attention to detail to help you succeed on your exam.

**Highlights:** Realistic practice questions, Clear answer explanations, Practice and exam modes, Progress tracking, Skill-building focus

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $6.99 | per 7 days |
| Pro Monthly | $19.99 | per month |
| Pro Monthly | $49.99 | per year |
| Pro Six Monthly | $59.99 | per 6 months |


## Frequently asked questions

### Is USPS Postal Exam Prep free?

USPS Postal Exam Prep costs $8.99, with no in-app purchases.

### Is TSA CBT Test Coach free?

TSA CBT Test Coach is free to download, with in-app purchases available.

### Do USPS Postal Exam Prep or TSA CBT Test Coach have ads?

Neither USPS Postal Exam Prep nor TSA CBT Test Coach shows ads.

### Which is updated more often, USPS Postal Exam Prep or TSA CBT Test Coach?

USPS Postal Exam Prep ships an update every 3 weeks, and TSA CBT Test Coach every 6 weeks. Most recently, USPS Postal Exam Prep was updated on October 30, 2026 and TSA CBT Test Coach 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.*