# 3CX vs Auxilium Mobile

The clearest difference is iOS requirement: Auxilium Mobile at 13.0 against 3CX's 16.3. On price, update cadence, ads and in-app purchases there is nothing between them.

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

3CX ships an update every 6 weeks, Auxilium Mobile monthly. The most recent releases landed on October 26, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 3CX | Auxilium Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (322 ratings)](https://appshunter.io/ios/app/3cx/id992045982/reviews)** | — |
| Number of ratings | **322** | — |
| Positive reviews | 28.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free | — |
| Size | 65 MB | 17 MB |
| Requires iOS | 16.3 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [3CX](https://appshunter.io/developer/392927998) | [The Auxilium Group](https://appshunter.io/developer/1027791100) |

## What reviewers say

### 3CX

[App page](https://appshunter.io/ios/app/3cx/id992045982)

This app enables remote work by allowing users to access their office phone extension from any location. It facilitates calls, conference scheduling, team chat, and video conferencing directly from an iOS device.

**Highlights:** Office extension access anywhere, Schedule conferences, Chat with colleagues, Video calls, QR code setup

**Features:** Siri integration, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Works great
- 👍 Easy to use
- 👍 Convenient mobile extension
- 👍 Reliable system
- 👍 Powerful features

**What reviewers complain about**

- 🐛 Calls drop/disconnect
- 🐛 Call quality issues
- 🐛 Unreliable notifications
- 🐛 Frequent bugs and crashes
- 🐛 Compatibility issues with iOS updates

**Reported bugs**

- Inability to answer/make calls
- Freezing/crashing during calls
- Missed call notifications not working
- Incompatibility with certain iOS versions
- Issues with call transfer and merging

**Requested features**

- Apple Watch support
- Customizable ringtones
- Do Not Disturb mode
- Call transfer/parking functionality
- Improved voicemail management


### Auxilium Mobile

[App page](https://appshunter.io/ios/app/auxilium-mobile/id1166379280)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 3CX free?

3CX is free to download, with no in-app purchases.

### Is Auxilium Mobile free?

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

### Do 3CX or Auxilium Mobile have ads?

Neither 3CX nor Auxilium Mobile shows ads.

### Which is updated more often, 3CX or Auxilium Mobile?

3CX ships an update every 6 weeks, and Auxilium Mobile monthly. Most recently, 3CX was updated on October 26, 2026 and Auxilium Mobile on October 18, 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.*