Secure Instant Messaging Alternatives & Competitors

LAN Messenger is a decentralized UDP IM-style chat client which supports usernames...

Key LAN Messenger features:

Open Source No Internet Required Ease of Use File Transfer

Open Source

Swift is an elegant, secure, adaptable and intuitive XMPP client, with features that make it...

Setuply: Transform Clients into Brand Advocates. An AI-powered, purpose-built platform for client onboarding and lifecycle management, helping B2B teams accelerate revenue recognition, boost retention, and scale operations with confidence.

Key Setuply features:

Project Management Case Management Secure Data Staging Client Impact Control Panel

Visit website

4talk is a free cloud messaging service for mobile devices and desktop computers.

You can message and share files inside your intranet without a server.

Key BeeBEEP features:

Open Source Cross-Platform Encrypted Communication User-Friendly Interface

IP Messenger (Official Site).

Key IP Messenger features:

Simple Interface No Server Requirement Lightweight Fast File Transfer

生きていれば必ず訪れるセカンドライフ。みなさんはこのセカンドライフの過ごし方についてどのように考えていますか？定年後のことなんて今から考えたくない、なんて思っている方もたくさんいらっしゃるかと思いますが、セカンドライフについて事前に準備しているかいないかでその後の過ごし方かなり変わります。「備えあれば憂いなし」です。.

A messaging app for teams who see through the Earth!

Key Slack features:

Real-Time Communication Channel Organization Integration Capabilities Search Functionality

A simple and elegant project management system.

Key Basecamp features:

User-Friendly Interface Centralized Communication Task Management Document and File Storage

paid Free Trial $99.0 / Monthly (flat price)

Wrike is a flexible, scalable, and easy-to-use collaborative work management software that helps high-performance teams organize and accomplish their work. Try it now.

Key Wrike features:

Comprehensive Task Management Collaboration Features Customizable Dashboards Integration Capabilities

Fast, simple & secure messaging. Privacy that fits in your pocket.

Key Signal features:

End-to-End Encryption Open Source User Privacy Cross-Platform Availability

Open Source

Pidgin is an easy to use and free chat client used by millions. Connect to AIM, MSN, Yahoo, and more chat networks all at once.

Key Pidgin features:

Multi-Protocol Support Open Source Cross-Platform Plugin Support

Organize secure messaging system and communicate instantly via self-hosted IM server.

Key Bopup IM Suite features:

Security Centralized management Customization Offline Messaging

Adium is a free instant messaging application for Mac OS X that can connect to AIM, MSN, Jabber, Yahoo, and more.

Key Adium features:

Multi-Protocol Support Customization Open Source Mac Integration