# OIV app vs Simei

The clearest difference is update cadence: Simei at every 4 days against OIV app's monthly. 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.

OIV app ships an update monthly, Simei every 4 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | OIV app | Simei |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Size | 54 MB | 6 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [International Organisation of Vine and Wine](https://appshunter.io/developer/1608710256) | [FIERA MILANO SPA](https://appshunter.io/developer/669068261) |

## What reviewers say

### OIV app

[App page](https://appshunter.io/ios/app/oiv-app/id1608709954)

**Features:** Vision Pro support

**In-app purchases:** none


### Simei

[App page](https://appshunter.io/ios/app/simei/id6443698405)

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

**In-app purchases:** none


## Frequently asked questions

### Is OIV app free?

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

### Is Simei free?

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

### Do OIV app or Simei have ads?

Neither OIV app nor Simei shows ads.

### Which is updated more often, OIV app or Simei?

OIV app ships an update monthly, and Simei every 4 days. Most recently, OIV app was updated on November 3, 2026 and Simei on November 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.*