# Linphone vs NAUTIO

The clearest difference is iOS requirement: NAUTIO at 13.0 against Linphone's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Linphone | NAUTIO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (10 ratings)](https://appshunter.io/ios/app/linphone/id360065638/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 35.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 69 MB | 364 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Belledonne Communications SARL](https://appshunter.io/developer/694969034) | [DISEO AG](https://appshunter.io/developer/1511916444) |

## 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


### NAUTIO

[App page](https://appshunter.io/ios/app/nautio/id6752279498)

**In-app purchases:** none


## Frequently asked questions

### Is Linphone free?

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

### Is NAUTIO free?

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

### Do Linphone or NAUTIO have ads?

Neither Linphone nor NAUTIO shows ads.

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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.*