# Linphone vs A Event 4U

The clearest difference is update cadence: A Event 4U at every 10 days against Linphone's every 2 months. Linphone's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, 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.

Linphone ships an update every 2 months, A Event 4U every 10 days. The most recent releases landed on October 14, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Linphone | A Event 4U |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (10 ratings)](https://appshunter.io/ios/app/linphone/id360065638/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 35.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 69 MB | 30 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Belledonne Communications SARL](https://appshunter.io/developer/694969034) | [AiMLText](https://appshunter.io/developer/1833831369) |

## What reviewers say

### Linphone

[App page](https://appshunter.io/ios/app/linphone/id360065638)

This open-source application provides free audio and video calls, as well as text messaging, over the internet. It allows users to stay reachable at all times via WiFi or mobile data, even when the app is closed. Enjoy secure communication and the ability to connect with traditional phone lines.

**Highlights:** High definition audio and video calls, Audio conference calls, Picture and file sharing, Push notifications for reachability, Secure communication with encryption, SIP-compliant VoIP service integration

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

**In-app purchases:** none

**What reviewers like**

- 👍 Good call quality
- 🚀 Works well with SIP providers
- 💡 Useful features like DTMF support

**What reviewers complain about**

- 🐛 Buggy, crashes frequently
- 🔑 Issues with account setup and configuration
- 🔒 Security concerns with password handling
- 🔋 Unreliable background/push notification support

**Reported bugs**

- Crashes on startup
- Incoming calls not working properly
- Settings not saving correctly
- Compatibility issues with newer iOS versions

**Requested features**

- Add support for multiple SIP accounts
- Improve user interface and navigation
- Provide more customization options
- Enhance audio quality and noise cancellation


### A Event 4U

[App page](https://appshunter.io/ios/app/a-event-4u/id6779598621)

**In-app purchases:** none


## Frequently asked questions

### Is Linphone free?

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

### Is A Event 4U free?

A Event 4U is free to download, with no in-app purchases.

### Do Linphone or A Event 4U have ads?

Neither Linphone nor A Event 4U shows ads.

### Which is updated more often, Linphone or A Event 4U?

Linphone ships an update every 2 months, and A Event 4U every 10 days. Most recently, Linphone was updated on October 14, 2026 and A Event 4U on September 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.*