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Signal DesktopLinux vs Microsoft Teams (consumer version)Windows

Signal Desktop as a Linux alternative to Microsoft Teams (consumer version)

Updated

Our verdict

Signal Desktop is not a direct replacement for Microsoft Teams (consumer version) for teams or organizations relying on collaboration features like shared calendars, task integration, or persistent file storage. It works well for small group chat, encrypted messaging, and basic voice/video calls with screen sharing, making it suitable for privacy-focused personal or informal group use. However, it lacks built-in calendar support, centralized admin controls, and seamless cross-device file access without mobile dependency. If your workflow depends on integrated productivity tools, Signal won’t meet those needs.

Feature parity55%
License
AGPL-3.0-only
Price
Free
Latest version
8.32.0 (October 20, 2026)
Rating
—
Signal Desktop screenshot
Typical view of the window (Windows version)

What works the same

  • End-to-end encrypted group chats with message history
  • Voice and video calls with multiple participants
  • Screen sharing during video calls
  • File and media sharing within chats
  • Cross-platform sync across Linux, Windows, macOS, Android, iOS

What is different

  • Signal requires a mobile phone and the Signal app to function; no standalone desktop use
  • No calendar or task management integration
  • No persistent cloud file storage — files are transferred peer-to-peer and not stored on servers
  • Smaller group size limits (max 1,000 members vs. Teams' larger capacity)
  • Admin controls in groups are minimal compared to Teams

Opening your Microsoft Teams (consumer version) files

Signal Desktop does not support opening or exporting Microsoft Teams file formats directly, nor does it integrate with Microsoft 365 documents. Files shared in Signal are treated as generic attachments and must be manually saved. There is no compatibility with Teams-specific features like shared OneNote notebooks or collaborative editing of Office files. If your workflow involves frequent exchange of editable documents or cloud-synced files, this functionality is absent in Signal.

Switching from Microsoft Teams (consumer version) to Signal Desktop, step by step

  1. Install Signal on your smartphone and create an account
  2. Download and install Signal Desktop from Flathub or official site
  3. Open Signal Desktop and scan the QR code from your phone to link
  4. Create or join group chats for your team or contacts
  5. Share files and start voice/video calls directly from the desktop app
  6. Inform contacts to join Signal if they haven't already

Key features of Signal Desktop

  • End‑to‑end encrypted text, voice, and video calls
  • Link to mobile Signal app via QR code
  • Self‑destructing messages
  • File and media attachments
  • Group chats with admin controls
  • Cross‑platform sync (Linux, Windows, macOS, Android, iOS)
  • Open‑source code on GitHub

How to install Signal Desktop on Linux

Flatpak (Flathub)flatpak install flathub org.signal.Signal
Arch / Manjarosudo pacman -S signal-desktop

Frequently asked questions

Can I use Signal Desktop without a phone?

No. Signal Desktop requires a linked mobile device running the Signal app. It cannot operate independently.

Does Signal support video conferencing with screen sharing?

Yes. Signal supports group video calls with screen sharing, though call quality and stability may vary with network conditions.

Is file sharing in Signal as reliable as in Microsoft Teams?

No. Signal transfers files peer-to-peer without cloud backup. If a recipient doesn't download a file promptly, it may be lost.

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Is it a good replacement for Microsoft Teams (consumer version)? 5