Best Encrypted Messaging Software with a Free Trial of 2025

Brosix Instant Messenger (IM) enables companies to enhance and secure their internal communication via dedicated team networks. It offers a comprehensive suite of tools designed to boost team productivity within a single user-friendly and fully encrypted platform, featuring capabilities like file transfers, screen sharing, private and group chats, virtual whiteboards, and more. By utilizing Brosix IM’s private networks, organizations can foster better collaboration and efficiency among their teams, minimize operational costs, and ensure the confidentiality of their data. Setting up these team networks is a quick process that takes only a few minutes, allowing businesses to start enjoying the advantages of an all-in-one communication solution that is easily manageable. Moreover, the platform's focus on encryption assures users that their conversations and shared information remain secure at all times.

Element is a communications platform with security at its core, built on Matrix: a decentralised and end-to-end encrypted protocol. Element brings your teams together, boosts productivity and workplace satisfaction, while enabling complete ownership of your data. Easily collaborate with your partners, suppliers or clients with video calls and instant messaging: like email for the 21st century. You can even connect your Slack, MS Teams, WhatsApp accounts. On the other hand Element can be closed for high security environments using secure border and cross domain gateways, and even air-gapped deployments. Being built on Matrix, there is no single point of failure for the network thanks to the decentralised network architecture, making it perfect for mission-critical environments. For full data sovereignty, install Element into your own data centre or on-premise. Alternatively, let us manage your setup in our secure Element Cloud, in a region of your choice. In Forrester’s words: Element is a great fit for: "...organizations that prioritize flexibility, federation, and data sovereignty". Please contact us to explore how your business can benefit from Element.

Rocket.Chat is a communications platform that enables real-time conversations between colleagues, with other companies or with your customers. It does everything other platforms do, except exposing your data.

Symphony Communication software is designed for the financial services industry. There are 4 interconnected platforms; Messaging, Voice, Directory, Analytics. Symphony is trusted by over ½ million users and 1,000 institutions, including 10/10 of the world's largest investment banks. Symphony Messaging is an internal & external workplace chat app. The Federation feature enables off-channel messaging over WhatsApp, SMS, WeChat, and LINE, in compliance with financial industry requirements. The desktop and mobile app enables flexible working. Symphony Voice is the voice communication platform made for global finance. This includes the Cloud9 trader voice product which connects traders and trader-adjacent teams. The award-winning wireless turret phone alternative offers seamless deployment, rich features, in a fully cloud-native software as a service. The interconnected Symphony Directory feature enables you to search, find and contact financial counterparties in seconds.

SekurMessenger is a specialized encrypted messaging application tailored for organizations that require secure communication channels among their devices, clients, and partners. Unlike typical messaging platforms, SekurMessenger is engineered with military-grade encryption and a privacy-first approach, ensuring that only the designated sender and recipient have access to the exchanged messages. The app features multi-vault encryption layers that compartmentalize user data into virtual vaults, each secured with unique encryption keys, providing an additional layer of safety even if one encryption tier is breached. Importantly, SekurMessenger does not gather or retain any metadata and refrains from sharing user information with third parties, thereby upholding user privacy through its dedicated servers. This application is accessible to both licensed users and external contacts who do not possess the app, making it versatile in communication. Furthermore, with its servers located in Switzerland, SekurMessenger benefits from some of the most stringent privacy regulations available, ensuring it operates outside the jurisdictions of the United States and the European Union. Therefore, organizations can trust that their sensitive communications are safeguarded against unauthorized access and surveillance.

Elevate your communication experience with Aritic Swarm, where traditional messaging transforms into an interactive platform featuring text formatting, emojis, and seamless sharing that fosters internal team collaboration. This tool enables your entire team, as well as cross-functional teams, to work more efficiently and accelerate business growth. Instantly share media, videos, and files directly from your computer with anyone, enhancing the speed of information exchange. Move beyond simple one-on-one conversations by creating group chats, initiating video calls, and utilizing various text formats such as bold and italics. Turn your discussions into tangible actions by creating and assigning tasks within Aritic Swarm rooms, thereby pushing your team towards smarter collaboration. If you appreciate marking important messages in your inbox, Aritic Swarm offers a similar feature that allows you to tag and save crucial discussions for future reference, helping you easily pick up where you left off. Additionally, Aritic Swarm Meetings ensure compatibility across both mobile and desktop devices, making it a versatile choice for all users. With this comprehensive messaging solution, your team will not only communicate better but also collaborate more effectively to achieve shared goals.