# USMLE Practice Test Step 2 vs USMLE Step 3 Exam Prep 2026

The clearest difference is iOS requirement: USMLE Practice Test Step 2 at 9.2 against USMLE Step 3 Exam Prep 2026's 15.1. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. USMLE Practice Test Step 2 sells 1 one-off in-app purchase and USMLE Step 3 Exam Prep 2026 sells 9 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | USMLE Practice Test Step 2 | USMLE Step 3 Exam Prep 2026 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 13 months |
| Size | 6 MB | 56 MB |
| Requires iOS | **9.2** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [MOON MOUNTAIN INC](https://appshunter.io/developer/1555760990) | [Exam Prep OU](https://appshunter.io/developer/1689642184) |

## What reviewers say

### USMLE Practice Test Step 2

[App page](https://appshunter.io/ios/app/usmle-practice-test-step-2/id1470600456)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| USMLE Practice Test Step 2 | $9.99 | one-time |


### USMLE Step 3 Exam Prep 2026

[App page](https://appshunter.io/ios/app/usmle-step-3-exam-prep-2026/id6745407258)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| USMLE Weekly Full Access | $8.99 | per 7 days |
| USMLE Monthly Full Access | $24.99 | per month |
| USMLE Monthly Full Access | $24.99 | per month |
| USMLE Quarterly Full Access | $55.99 | per 3 months |
| USMLE Quarterly Full Access | $55.99 | per 3 months |
| USMLE Semiannual Full Access | $75.99 | per 6 months |
| USMLE Semiannual Full Access | $79.99 | per 6 months |
| USMLE Annual Full Access | $109.99 | per year |
| USMLE Annual Full Access | $119.99 | per year |


## Frequently asked questions

### Is USMLE Practice Test Step 2 free?

USMLE Practice Test Step 2 is free to download, with in-app purchases available.

### Is USMLE Step 3 Exam Prep 2026 free?

USMLE Step 3 Exam Prep 2026 is free to download, with in-app purchases available.

### Do USMLE Practice Test Step 2 or USMLE Step 3 Exam Prep 2026 have ads?

Neither USMLE Practice Test Step 2 nor USMLE Step 3 Exam Prep 2026 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.*