# Interphone Unite vs Zapp EU

The clearest difference is in-app purchases: Interphone Unite at none against Zapp EU's 2. Interphone Unite also leads on iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Zapp EU sells 2 in-app purchases, starting at $3.99 per month. Interphone Unite asks for nothing beyond the download.

## The numbers

| Metric | Interphone Unite | Zapp EU |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 26.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | — |
| Size | 60 MB | 6 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cellular Italia S.p.A.](https://appshunter.io/developer/653402163) | [Enovira AB](https://appshunter.io/developer/1878624311) |

## What reviewers say

### Interphone Unite

[App page](https://appshunter.io/ios/app/interphone-unite/id1562292901)

This application allows users to manage their compatible Interphone communication devices. It facilitates the creation and management of intercom groups, saving speed dial presets, and storing FM radio stations. Users can also access device settings and firmware updates.

**Highlights:** Manage intercom groups, Save speed dial presets, Preset FM radio stations, Access device settings, View product guide, Manage intercom pairing, Receive firmware updates

**Features:** macOS Compatibility

**In-app purchases:** none


### Zapp EU

[App page](https://appshunter.io/ios/app/zapp-eu/id6761405652)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zapp+ monthly subscription | $3.99 | per month |
| Zapp+ yearly subscription | $29.99 | per year |


## Frequently asked questions

### Is Interphone Unite free?

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

### Is Zapp EU free?

Zapp EU is free to download, with in-app purchases available.

### Do Interphone Unite or Zapp EU have ads?

Neither Interphone Unite nor Zapp EU 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.*