# SIMED vs The KOS

The clearest difference is update cadence: SIMED at every 12 months against The KOS's every 30 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.

SIMED ships an update every 12 months, The KOS every 30 months. The most recent releases landed on October 5, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | SIMED | The KOS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 30 months |
| Size | 28 MB | 58 MB |
| Requires iOS | 13.0 | **12** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Palacio y Ferias de Congresos de Málaga](https://appshunter.io/developer/1240344549) | [Unlatch](https://appshunter.io/developer/1488436624) |

## What reviewers say

### SIMED

[App page](https://appshunter.io/ios/app/simed/id1441439398)

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

**In-app purchases:** none


### The KOS

[App page](https://appshunter.io/ios/app/the-kos/id6463802165)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SIMED free?

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

### Is The KOS free?

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

### Do SIMED or The KOS have ads?

Neither SIMED nor The KOS shows ads.

### Which is updated more often, SIMED or The KOS?

SIMED ships an update every 12 months, and The KOS every 30 months. Most recently, SIMED was updated on October 5, 2026 and The KOS on October 3, 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.*