# EUSEM vs HIV PEP Pro

The clearest difference is price: EUSEM at Free against HIV PEP Pro's $1.99. EUSEM also leads on iOS requirement (15.5 vs 26.0). HIV PEP Pro's advantage is update cadence (weekly vs every 4 months). On ads, in-app purchases and device support there is nothing between them.

EUSEM is free to download; HIV PEP Pro costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

EUSEM ships an update every 4 months, HIV PEP Pro weekly. The most recent releases landed on October 21, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | EUSEM | HIV PEP Pro |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Size | 115 MB | 17 MB |
| Requires iOS | **15.5** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [European Society For Emergency Medicine](https://appshunter.io/developer/1647815743) | [Mohammed Rashid](https://appshunter.io/developer/1864598715) |

## What reviewers say

### EUSEM

[App page](https://appshunter.io/ios/app/eusem/id6457308698)

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

**In-app purchases:** none


### HIV PEP Pro

[App page](https://appshunter.io/ios/app/hiv-pep-pro/id6757250909)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EUSEM free?

EUSEM is free to download, with no in-app purchases.

### Is HIV PEP Pro free?

HIV PEP Pro costs $1.99, with no in-app purchases.

### Do EUSEM or HIV PEP Pro have ads?

Neither EUSEM nor HIV PEP Pro shows ads.

### Which is updated more often, EUSEM or HIV PEP Pro?

EUSEM ships an update every 4 months, and HIV PEP Pro weekly. Most recently, EUSEM was updated on October 21, 2026 and HIV PEP Pro on October 4, 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.*