Sharekey AlternativesTeam Collaboration Tools and other similar apps like Sharekey

Apps similar to Sharekey include Element, which is open source and free for personal use. Other options are Slack, Wire, Jami and Zulip. You're spoiled for choice with Group Chat Apps like Sharekey: we list more than 25 alternatives for Android, iPhone, the web, Mac and Windows.

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Sharekey alternatives page was last updated Jul 2, 2026

Element
846 likes
Provides secure collaboration with end-to-end encryption, supporting chat, voice, and video calls. Available on all major platforms, it enables digital sovereignty with a decentralized design and interoperability through bridges to systems like Slack and Teams. Includes enterprise-grade SaaS.
363 Element alternatives
Cost / License
Free Personal
Open Source (AGPL-3.0)
Application typeApplication types
Instant Messenger
Video Calling
Origin
United Kingdom
Platforms
Mac
Windows
Linux
Online
Android
iPhone
Android Tablet
iPad
Self-Hosted
Snapcraft
Matrix.org
Flathub
F-Droid
OpenAPK
Cloudron
United Kingdom
+3
Good alternative?Is Element a good alternative to Sharekey?
Slack
887 likes
Offers unified communication for teams with advanced real-time messaging, contextual features, versatile chat tools, and organized conversations in dedicated channels with integrated file sharing on Mac, Windows, Linux, and mobile platforms for enhanced productivity.
273 Slack alternatives
Cost / License
Freemium
Proprietary
Application typeApplication types
Group Chat
Instant Messenger
Origin
United States
Platforms
Mac
Windows
Linux
Android
iPhone
Chrome OS
Android Tablet
iPad
Electron
Software as a Service (SaaS)
United States
+7
Good alternative?Is Slack a good alternative to Sharekey?
Wire
335 likes
Secure communication platform featuring encrypted chats and calls, file and media sharing, self-deleting messages, device verification, group collaboration, and customizable settings. Supports use across multiple devices with no phone number required for access.
310 Wire alternatives
Cost / License
Free Personal
Open Source (GPL-3.0)
Application typeApplication types
Instant Messenger
Video Calling
Origin
Switzerland
Platforms
Mac
Windows
Linux
Online
Android
iPhone
Android Tablet
iPad
Self-Hosted
Snapcraft
Flathub
F-Droid
Software as a Service (SaaS)
OpenAPK
Switzerland
Good alternative?Is Wire a good alternative to Sharekey?
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Zenchat
Zenchat combines messaging and task management, letting users turn messages into tasks for streamlined collaboration. It supports task-related and topic-based chats while integrating with the Zenkit Suite. Features include SSO, S...

https://zenkit.com
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Jami
248 likes
Open source decentralized communication platform supporting secure end-to-end encrypted calls, messaging, group conferencing, file and media sharing, SIP compatibility, multi-device sync, and strong privacy, available across desktop and mobile systems.
186 Jami alternatives
Cost / License
Free
Open Source (GPL-3.0)
Application typeApplication types
Instant Messenger
Video Calling
Origin
Canada
Platforms
Mac
Windows
Linux
Android
iPhone
Android Tablet
iPad
OpenAPK
Canada
+9
Good alternative?Is Jami a good alternative to Sharekey?
Zulip
277 likes
Threaded group conversations combine live and asynchronous messaging, separating topics for organized collaboration, supporting open-source, cloud, and self-hosted deployments, secure communication with encryption, and multi-platform access for diverse teams.
256 Zulip alternatives
Cost / License
Free Personal
Open Source (Apache-2.0)
Application typeApplication types
Instant Messenger
Group Chat
Origin
United States
Platforms
Mac
Windows
Linux
Online
Android
iPhone
Android Tablet
BSD
iPad
Self-Hosted
F-Droid
United States
+4
Good alternative?Is Zulip a good alternative to Sharekey?
Proton Meet
34 likes
Provides secure end-to-end encrypted video calls with privacy features such as background blur, noise reduction, and meeting locks, supports up to 50 free participants, guest links, ad-free use, seamless calendar integration, and multi-device access.
29 Proton Meet alternatives
Cost / License
Freemium
Open Source (GPL-3.0)
Application typeApplication types
Video Calling
Web Conferencing
Origin
Switzerland
Platforms
Mac
Windows
Linux
Online
Android
Android Tablet
Switzerland
Good alternative?Is Proton Meet a good alternative to Sharekey?
Mattermost
257 likes
Self-hosted collaboration platform featuring chat, workflow automation, voice and video calling, screen sharing, AI capabilities, broad third-party integration support, cross-platform apps, compatibility with Slack imports, and flexible deployment options for secure team communication.
155 Mattermost alternatives
Cost / License
Paid
Proprietary
Application typeApplication types
Group Chat
Team Collaboration
Origin
United States
Platforms
Mac
Windows
Linux
Online
Android
iPhone
Android Tablet
iPad
Self-Hosted
JavaScript
Software as a Service (SaaS)
Go (Programming Language)
Cloudron
United States
+1
Good alternative?Is Mattermost a good alternative to Sharekey?
Element X
52 likes
It is the brand new, and fastest ever, Matrix client. It is for personal and community use, and will support enterprise functionality later this year.
143 Element X alternatives
Cost / License
Free
Open Source (AGPL-3.0)
Application typeApplication types
Instant Messenger
Video Calling
Origin
United Kingdom
Platforms
Android
iPhone
Android Tablet
iPad
Android Auto
OpenAPK
United Kingdom
Good alternative?Is Element X a good alternative to Sharekey?
Rocket.Chat
164 likes
Open-source chat server supporting real-time group, direct, and private messaging, video calls, file sharing, helpdesk chat, API integrations, desktop notifications, emojis, LDAP authentication, cross-platform apps, and customizable extensions for teams.
171 Rocket.Chat alternatives
Cost / License
Freemium
Open Source (MIT)
Application typeApplication types
Group Chat
Instant Messenger
Origin
United States
Platforms
Mac
Windows
Linux
Android
iPhone
iPad
Self-Hosted
Cloudron
Snapcraft
Android Tablet
United States
+5
Good alternative?Is Rocket.Chat a good alternative to Sharekey?
Quiet Chat
23 likes
Peer-to-peer group chatting over Tor and IPFS, with local-first encrypted messaging and no central servers, offers privacy-focused decentralized collaboration for teams, supporting desktop and mobile. FOSS, open to contributors, and avoids surveillance-based tracking.
Cost / License
Free
Open Source (GPL-3.0)
Application typeApplication types
Group Chat
Encrypted Chat
Origin
United States
Platforms
Mac
Windows
Linux
Android
iPhone
Android Tablet
iPad
United States
Good alternative?Is Quiet Chat a good alternative to Sharekey?
Trillian
279 likes
Trillian is an instant messaging app that works on phones, tablets, and desktops while keeping your chats neatly synchronized between all of them! We think conversation should be easily shared between all of your devices, not trapped as text messages on your phone.
Cost / License
Freemium
Proprietary
Application type
Instant Messenger
Origin
United States
Platforms
Mac
Windows
Linux
Online
Android
iPhone
Blackberry
iPad
Software as a Service (SaaS)
United States
+2
Good alternative?Is Trillian a good alternative to Sharekey?
BigBlueButton
88 likes
BigBlueButton enables universities and colleges to deliver a high-quality learning experience to remote students.
115 BigBlueButton alternatives
Cost / License
Free
Open Source (LGPL-3.0)
Application typeApplication types
Web Conferencing
Video Calling
Origin
United States
Platforms
Linux
Online
iPhone
iPad
Self-Hosted
Software as a Service (SaaS)
Ubuntu Server
United States
+1
Good alternative?Is BigBlueButton a good alternative to Sharekey?