# avvistAPP vs Opocrin Events

The clearest difference is update cadence: Opocrin Events at monthly against avvistAPP's every 10 months. Opocrin Events also leads on iOS requirement (14.0 vs 17.6). 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.

avvistAPP ships an update every 10 months, Opocrin Events monthly. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | avvistAPP | Opocrin Events |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Monthly** |
| Size | 11 MB | 51 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Divulgando Srl](https://appshunter.io/developer/332688646) | [Mumble SRL](https://appshunter.io/developer/796373763) |

## What reviewers say

### avvistAPP

[App page](https://appshunter.io/ios/app/avvistapp/id1471542933)

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

**In-app purchases:** none


### Opocrin Events

[App page](https://appshunter.io/ios/app/opocrin-events/id6736354055)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is avvistAPP free?

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

### Is Opocrin Events free?

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

### Do avvistAPP or Opocrin Events have ads?

Neither avvistAPP nor Opocrin Events shows ads.

### Which is updated more often, avvistAPP or Opocrin Events?

avvistAPP ships an update every 10 months, and Opocrin Events monthly. Most recently, avvistAPP was updated on November 3, 2026 and Opocrin Events on October 28, 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.*