# MS vs USPS Postal Exam Mastery

The clearest difference is price: MS at $9.99 against USPS Postal Exam Mastery's $24.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

MS costs $9.99 and USPS Postal Exam Mastery $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | MS | USPS Postal Exam Mastery |
| --- | --- | --- |
| Price | **$9.99** | $24.99 |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/ms-100-test-prep/id1552382934/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 56 months | — |
| Monetization | Paid | — |
| Size | 24 MB | 197 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Roxana Scurtu](https://appshunter.io/developer/960384962) | [iCert Inc.](https://appshunter.io/developer/1650970619) |

## What reviewers say

### MS

[App page](https://appshunter.io/ios/app/ms-100-test-prep/id1552382934)

Prepare for the Microsoft 365 Identity and Services (MS-100) exam with over 600 practice questions. Track your progress, get instant feedback, and study offline with daily reminders. No logins or subscriptions required.

**Highlights:** 600+ up-to-date practice questions, Instant feedback and scores, Progress tracking and performance analysis, Targeted revision for missed questions, Daily reminders and notifications, Offline access for studying anywhere

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

**In-app purchases:** none


### USPS Postal Exam Mastery

[App page](https://appshunter.io/ios/app/usps-postal-exam-mastery/id6739727440)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MS free?

MS costs $9.99, with no in-app purchases.

### Is USPS Postal Exam Mastery free?

USPS Postal Exam Mastery costs $24.99, with no in-app purchases.

### Do MS or USPS Postal Exam Mastery have ads?

Neither MS nor USPS Postal Exam Mastery shows ads.

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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.*