# VOP vs Otvoreno

The clearest difference is iOS requirement: VOP at 11.0 against Otvoreno's 15.0. 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.

## The numbers

| Metric | VOP | Otvoreno |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 5 weeks |
| Size | 21 MB | 4 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Boris Kospic](https://appshunter.io/developer/1447851036) | [Pavle Dzuverovic](https://appshunter.io/developer/1873415129) |

## What reviewers say

### VOP

[App page](https://appshunter.io/ios/app/vop/id1536404975)

**Features:** macOS Compatibility

**In-app purchases:** none


### Otvoreno

[App page](https://appshunter.io/ios/app/otvoreno/id6758529534)

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

**In-app purchases:** none


## Frequently asked questions

### Is VOP free?

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

### Is Otvoreno free?

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

### Do VOP or Otvoreno have ads?

Neither VOP nor Otvoreno shows ads.

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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.*