# iPECS UCS vs 3CX

The clearest difference is rating: 3CX at 2.6 against iPECS UCS's 1.9. 3CX also leads on ratings volume (321 vs 7) and review sentiment (28% vs 11%). iPECS UCS's advantage is iOS requirement (6.0 vs 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 holds the better App Store score, 2.6 against 1.9. That said, the two scores are not equally well evidenced: 3CX has 321 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 11% of iPECS UCS's written reviews are positive against 28% of 3CX's.

iPECS UCS ships an update every 2 months, 3CX monthly. The most recent releases landed on October 15, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | iPECS UCS | 3CX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.9 (7 ratings)](https://appshunter.io/ios/app/ipecs-ucs/id740488905/reviews) | **[2.6 (321 ratings)](https://appshunter.io/ios/app/3cx/id992045982/reviews)** |
| Number of ratings | 7 | **321** |
| Positive reviews | 11.1% of reviews | **28.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 28 MB | 64 MB |
| Requires iOS | **6.0** | 16.3 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [IPECS Co., Ltd.](https://appshunter.io/developer/933117078) | [3CX](https://appshunter.io/developer/392927998) |

## What reviewers say

### iPECS UCS

[App page](https://appshunter.io/ios/app/ipecs-ucs/id740488905)

This business communication app connects to a P5.5 system, offering features like presence, call management, video calls, and visual voicemail. It allows users to access various iPECS host functionalities over Wi-Fi or mobile data.

**Highlights:** Presence status, Call transfer and forwarding, Video calls, Visual voicemail, Chatting, User search via LDAP

**In-app purchases:** none


### 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


## Frequently asked questions

### Is iPECS UCS free?

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

### Is 3CX free?

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

### Which has better reviews, iPECS UCS or 3CX?

3CX is rated higher. iPECS UCS averages 1.9 out of 5 from 7 ratings, while 3CX averages 2.6 from 321 ratings.

### Do iPECS UCS or 3CX have ads?

Neither iPECS UCS nor 3CX shows ads.

### Which is updated more often, iPECS UCS or 3CX?

iPECS UCS ships an update every 2 months, and 3CX monthly. Most recently, iPECS UCS was updated on October 15, 2026 and 3CX 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.*