# EUSEM vs Helen Assistant

The clearest difference is update cadence: Helen Assistant at fortnightly against EUSEM's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EUSEM ships an update every 4 months, Helen Assistant fortnightly. Both last shipped on October 11, 2026.

## The numbers

| Metric | EUSEM | Helen Assistant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Size | 115 MB | 31 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [European Society For Emergency Medicine](https://appshunter.io/developer/1647815743) | [Worldish](https://appshunter.io/developer/1522863676) |

## What reviewers say

### EUSEM

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

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

**In-app purchases:** none


### Helen Assistant

[App page](https://appshunter.io/ios/app/helen-assistant/id6739482976)

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

**In-app purchases:** none


## Frequently asked questions

### Is EUSEM free?

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

### Is Helen Assistant free?

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

### Do EUSEM or Helen Assistant have ads?

Neither EUSEM nor Helen Assistant shows ads.

### Which is updated more often, EUSEM or Helen Assistant?

EUSEM ships an update every 4 months, and Helen Assistant fortnightly. Most recently, EUSEM was updated on October 11, 2026 and Helen Assistant on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*