# MercatorPenguin vs Interfone Softphone

The clearest difference is update cadence: MercatorPenguin at every 2 weeks against Interfone Softphone's every 3 months. MercatorPenguin also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

MercatorPenguin ships an update every 2 weeks, Interfone Softphone every 3 months. The most recent releases landed on October 26, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | MercatorPenguin | Interfone Softphone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/interfone-softphone/id6444491555/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | — | Free |
| Size | 33 MB | 107 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [INEO srl](https://appshunter.io/developer/317879636) | [Interfone Belgium](https://appshunter.io/developer/1525189044) |

## What reviewers say

### MercatorPenguin

[App page](https://appshunter.io/ios/app/mercatorpenguin/id1314837608)

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

**In-app purchases:** none


### Interfone Softphone

[App page](https://appshunter.io/ios/app/interfone-softphone/id6444491555)

This app extends your business phone system to your mobile device, allowing you to make and receive professional calls, access your company directory, and manage calls as if you were at your desk. It keeps you reachable on your business line without mixing personal and work numbers.

**Highlights:** Audio and video calls, HD call quality, Company directory and contacts, Colleague presence status, Call transfer and hold, Multi-party conference calls, Call recording

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MercatorPenguin free?

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

### Is Interfone Softphone free?

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

### Do MercatorPenguin or Interfone Softphone have ads?

Neither MercatorPenguin nor Interfone Softphone shows ads.

### Which is updated more often, MercatorPenguin or Interfone Softphone?

MercatorPenguin ships an update every 2 weeks, and Interfone Softphone every 3 months. Most recently, MercatorPenguin was updated on October 26, 2026 and Interfone Softphone on October 7, 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.*