# ProCall Mobile vs Mitel One

The clearest difference is iOS requirement: Mitel One at 15.6 against ProCall Mobile's 17.0. On price, review sentiment, update cadence and ads there is nothing between them.

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

ProCall Mobile ships an update monthly, Mitel One every 3 weeks. The most recent releases landed on September 17, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | ProCall Mobile | Mitel One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/mitel-one/id1558922285/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | **13.0% of reviews** | 10.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 84 MB | 116 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [ESTOS GmbH](https://appshunter.io/developer/524662449) | [Mitel Networks Corporation](https://appshunter.io/developer/448794623) |

## What reviewers say

### ProCall Mobile

[App page](https://appshunter.io/ios/app/procall-mobile/id1049341023)

This business communication app provides unified communications and CTI functions for mobile devices. Access office phone features, business contacts, and colleague availability on the go. Includes chat, video calls, and CRM/ERP integration for efficient communication.

**Highlights:** Use office phone on the move, Access business contacts and communication functions, Chat for secure message exchange, Video chat, CRM/ERP software integration, Instant messaging and presence management

**Features:** Siri integration

**In-app purchases:** none


### Mitel One

[App page](https://appshunter.io/ios/app/mitel-one/id1558922285)

This business communication app unifies voice, messaging, and video meetings into a single platform. It helps users stay connected with customers and colleagues, manage availability, and collaborate effectively from anywhere.

**Highlights:** Unified communications platform, Business voice functions, Secure chat and photo sharing, User availability status, Contact synchronization, Dynamic call history

**In-app purchases:** none


## Frequently asked questions

### Is ProCall Mobile free?

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

### Is Mitel One free?

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

### Do ProCall Mobile or Mitel One have ads?

Neither ProCall Mobile nor Mitel One shows ads.

### Which is updated more often, ProCall Mobile or Mitel One?

ProCall Mobile ships an update monthly, and Mitel One every 3 weeks. Most recently, ProCall Mobile was updated on September 17, 2026 and Mitel One on June 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*