# DUSphone vs Proclaim VoIP

The clearest difference is update cadence: DUSphone at weekly against Proclaim VoIP's every 2 months. On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DUSphone ships an update weekly, Proclaim VoIP every 2 months. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | DUSphone | Proclaim VoIP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/proclaim-voip/id6744795835/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free | Free |
| Size | 11 MB | 121 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [dus.net GmbH](https://appshunter.io/developer/381540677) | [Proclaim Voip LLC](https://appshunter.io/developer/1809288559) |

## What reviewers say

### DUSphone

[App page](https://appshunter.io/ios/app/dusphone/id498522414)

This VoIP softphone allows you to make encrypted, HD-quality calls to landlines, mobile numbers, and other lines directly from your iPhone. It offers seamless integration with your device and ensures your conversations remain private. Manage multiple lines and keep track of your prepaid balance with ease.

**Highlights:** Encrypted calling (TLS/SRTP), HD voice quality (Opus codec), Native call integration (Apple CallKit), Reliable incoming calls (VoIP push), Call landlines and mobile numbers, Multi-account management, Caller ID management

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

**In-app purchases:** none


### Proclaim VoIP

[App page](https://appshunter.io/ios/app/proclaim-voip/id6744795835)

This app extends VoIP capabilities to mobile devices, allowing users to maintain a consistent identity across calls from any location. It offers seamless call transfer between devices and centralizes contact, voicemail, and call history management.

**Highlights:** Unified Communications solution, Maintain same identity across devices, Seamless call transfer, Contact management, Voicemail and call history, Answering rules and presence management

**Features:** macOS Compatibility, Siri integration

**In-app purchases:** none


## Frequently asked questions

### Is DUSphone free?

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

### Is Proclaim VoIP free?

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

### Do DUSphone or Proclaim VoIP have ads?

Neither DUSphone nor Proclaim VoIP shows ads.

### Which is updated more often, DUSphone or Proclaim VoIP?

DUSphone ships an update weekly, and Proclaim VoIP every 2 months. Most recently, DUSphone was updated on October 23, 2026 and Proclaim VoIP on October 25, 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.*