# Interactive Paper vs O&U Events

The clearest difference is update cadence: Interactive Paper at every 10 days against O&U Events's every 5 months. O&U Events's advantage is iOS requirement (12.0 vs 15.6). 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.

Interactive Paper ships an update every 10 days, O&U Events every 5 months. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Interactive Paper | O&U Events |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 5 months |
| Size | 13 MB | 20 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Interactive Paper](https://appshunter.io/developer/1409668707) | [Berufsverband für Orthopädie und Unfallchirurgie e. V.](https://appshunter.io/developer/1350473470) |

## What reviewers say

### Interactive Paper

[App page](https://appshunter.io/ios/app/interactive-paper/id1605633173)

**Features:** Vision Pro support

**In-app purchases:** none


### O&U Events

[App page](https://appshunter.io/ios/app/o-and-u-events/id1608548595)

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

**In-app purchases:** none


## Frequently asked questions

### Is Interactive Paper free?

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

### Is O&U Events free?

O&U Events is free to download, with no in-app purchases.

### Do Interactive Paper or O&U Events have ads?

Neither Interactive Paper nor O&U Events shows ads.

### Which is updated more often, Interactive Paper or O&U Events?

Interactive Paper ships an update every 10 days, and O&U Events every 5 months. Most recently, Interactive Paper was updated on October 24, 2026 and O&U Events on October 8, 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.*