# Omonia Client vs ITSVOIP Express

The clearest difference is update cadence: ITSVOIP Express at every 5 months against Omonia Client's every 18 months. 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.

Omonia Client ships an update every 18 months, ITSVOIP Express every 5 months. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Omonia Client | ITSVOIP Express |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 5 months** |
| Size | 55 MB | 72 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [OMONIA](https://appshunter.io/developer/1754906807) | [Infinity Tech Services, LLC](https://appshunter.io/developer/1852230771) |

## What reviewers say

### Omonia Client

[App page](https://appshunter.io/ios/app/omonia-client/id6505050405)

**Features:** macOS Compatibility

**In-app purchases:** none


### ITSVOIP Express

[App page](https://appshunter.io/ios/app/itsvoip-express/id6755146288)

**Features:** macOS Compatibility, Siri integration, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Omonia Client free?

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

### Is ITSVOIP Express free?

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

### Do Omonia Client or ITSVOIP Express have ads?

Neither Omonia Client nor ITSVOIP Express shows ads.

### Which is updated more often, Omonia Client or ITSVOIP Express?

Omonia Client ships an update every 18 months, and ITSVOIP Express every 5 months. Most recently, Omonia Client was updated on October 12, 2026 and ITSVOIP Express on October 9, 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.*