Software · Internet & communication

Calls

Calls is a voice and video calling program, available on Linux.

Completely free
Linux
Open source

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Geographic availability: No geographic restriction found in our sources; availability is not checked country by country.

Technical details

Pricing: Completely freeconfirmed by Flathub
License: GPL-3.0+ — Open source (copyleft)confirmed by Flathub
Open source: Yes
Commercial use: Yesconfirmed by Flathub, Official plan pages (pricing, licence, terms)
Account required: not documented
Credit card required: Noconfirmed by Flathub
Watermark: Not applicable
Ads: not documented
Platforms: LinuxEstablished by Linux: Flathub
Publisher: Julian Sparber, Evangelos Ribeiro Tzaras
Latest version: 51.1 (12 October 2026)
Latest activity: 10 November 2026
Source code: gitlab.gnome.org/GNOME/calls

At a glance

Calls is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (GPL-3.0+) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

Open source code
Commercial use allowed

About

Calls is a simple, elegant phone dialer and call handler for GNOME. It can be used with a cellular modem for plain old telephone calls as well as VoIP calls using the SIP protocol.

Description from Flathub — AppStream (Flathub)

Sources and checks

Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) — 10 November 2026
Facts collected from Official plan pages (pricing, licence, terms) (commercial use) — 7 November 2026
Last technical check: 6 November 2026
Description from Flathub — AppStream (Flathub)

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