Dialog Messenger has been discontinued. Similar sites and apps include Signal, which is free and open source. Other options are Element, Gmail, Discord and Matrix. You're spoiled for choice with Group Chat Apps like Dialog Messenger: we list more than 100 alternatives for Android, iPhone, Windows, Mac and iPad.
An open-source messaging app emphasizing privacy with encrypted communication. Share texts, calls, photos, and videos without ads or trackers, available across major platforms. Developed by Signal Technology Foundation and praised globally for security measures.
United States
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.
United Kingdom
Gmail offers robust spam blocking, undo send, Google Chat for collaboration, Spaces for organizing projects, Google Meet video calls, Smart Reply, threaded conversations, and swift notifications, seamlessly integrating with Google Workspace for a comprehensive email experience.
United States
An integrated platform for text and voice communications. Offers tailored channels for different topics, customizable moderation tools, low latency for fluency, and managed user roles for optimal community facilitation.
United States
Open standard protocol enabling decentralized, encrypted instant messaging, VoIP signaling, IoT device connectivity, and persistent data management across federated servers without central control or single points of failure, bridging communication platforms.
United Kingdom
Pidgin is a chat program which lets you log into accounts on multiple chat networks simultaneously. This means that you can be chatting with friends on XMPP and sitting in an IRC channel at the same time.
United States
With the rise of widespread government monitoring programs, Tox is an easy to use application that allows you to connect with friends and loved ones without anyone else listening in.
United States
Free, open source voice chat featuring low-latency, high quality audio, secure encrypted communication, self-hosting options, in-game overlays, positional audio, scripting support, low resource usage, and robust user permission controls for gaming and collaboration.
Germany
EU
Exchange messages without SMS fees using this app for iPhone, Android and desktop, featuring group chats, multimedia sharing, and video calls. The app requires an internet connection and the latest version for optimal functionality.
United States
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.
United States
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.
Switzerland
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.
Canada
