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Linphone - open source SIP client

Name: Linphone - open source SIP client
Author: Belledonne Communications

Belledonne Communications

SIP (VOIP) phone

Communication
FOSS
Free
No ads
No tracking

Android only

Get Linphone - open source SIP client

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What are these stores? Google Play, Aurora Store, F-Droid, Zapstore

Linphone is an open source app offering free audio/video calls and text messaging. With Linphone, you can be reachable at any time, even if the app is closed, with a WiFi or 3G/4G internet connection.

Developer: Belledonne Communications
Website: www.linphone.org/
Source code: gitlab.linphone.org/BC/public/linphone-android
Added to AppCosmos: 10 October 2026
License: GPL-3.0-only