TrueConf
Short description
Video conferencing software server with a team messenger and collaboration tools
Messenger with VoIP service capabilities
Deployment type
On-premises server
Cloud-based
Data autonomy and protection
Personal and group chats
Address book
File sharing
Message search
Message forwarding
Message formatting
Saved messages (Favorites)
Configuring chat history visibility for new group participants
List of users who read a group chat message
Profile picture editing
Moderator permissions
Support for video calls from chat
Hybrid scenario support
4K UltraHD video support
Max group video conference size
1,500 participants
32 participants
Video conference cascading support
Guest user support
Blur and virtual background
Streaming audio with screen sharing or as separate stream
PDF and presentation slide import (PPT, PPTX, ODP)
Remote desktop control
Drawing and annotations over shared content
Meeting scheduling
Waiting room
Conference recording
Recording of group chat, shared files, and slides
Simultaneous interpretation
Automatic conference transcription
PIN code access protection
Horizontal scalability
Multi-factor authentication
Cross-device synchronization
Ease of network administration
Client applications
APIs and SDKs
4K Online Meetings
Make video calls and host conferences in 4K UltraHD resolution, with no time limits on your conversations!
Corporate Messenger
Exchange messages during conferences and beyond! Respond to colleagues' requests in private and group chats, seamlessly turning discussions into video meetings.
Team Collaboration
Use a wide range of collaboration tools: screen sharing, presentations, and video files, as well as remote desktop control, reactions, and annotations over content.
Communicate in noisy environments, change your background, and transcript important meeting details — all enabled by artificial intelligence.
Smart Noise Suppression
Blurring and Replacing the Background
Transcription of the Meetings
Group and personal chats
Managing chat moderators and transferring owner rights
Edit, reply & forward messages
Text formatting: bold, underline, strikethrough, and italics
Transcription of the Meetings
Transcription of the Meetings
Transcription of the Meetings
Transcription of the Meetings
Fast File Sharing
Share and instantly preview files within TrueConf client applications.
File and Media Viewing
View received images, video files, and PDF documents within TrueConf desktop clients.
Address Book
Use the intuitive address book and department navigation to contact any company employee and see colleagues' availability status.
Synchronization Across All Devices
Take calls and join conferences from any device while maintaining communication continuity — your chat history syncs automatically.
Unified Entry Point
Integration with Active Directory enables centralized management of user accounts and restricts access rights to corporate information.
Two-Factor Authentication
Connect third-party identity providers, including AD FS, to establish trust zones with varying security levels and required authorization methods.
TrueConf Server is deployed on your company’s hardware, ensuring the protection of personal data from third parties. The server operates within your closed corporate network autonomously, remaining fully under your control.
TrueConf is an internationally recognized developer, consistently highlighted in reports by leading industry analysts, including Gartner, IDC, and Frost & Sullivan.
When exploring a WhatsApp alternative, the best outcome relies on specific communication practices, privacy expectations, and the essential features required. Various audiences highlight stronger safeguards alongside anonymity, while others prioritize cooperative platforms for professional contexts, and many simply pursue a quick, intuitive service that performs reliably across multiple environments.
What differentiates these solutions further is the approach they merge privacy, efficiency, and adaptability for both personal and organizational requirements.
1. TrueConf
Among the most distinguished solutions is TrueConf, a professional-grade collaboration platform created with a significant emphasis on advanced video conferencing and business coordination. The application supports 4K video conferences, ongoing team dialogues, enhanced screen sharing, and webinar facilitation, making it an adaptable resource for both routine collaboration and expansive online activities.
Unlike certain common competitors, TrueConf can be installed on dedicated infrastructure, ensuring confidential information remains within the corporate system. This makes it highly effective for public organizations, healthcare facilities, financial enterprises, and other fields governed by strict compliance demands.
Additionally, TrueConf connects effortlessly with existing IT frameworks and ensures compatibility with standards-based conferencing technologies. For entities searching for a fully capable, private alternative to cloud-driven platforms, the system delivers both authority and performance while maintaining adherence to demanding regulatory obligations.
2. Signal
Signal is broadly acknowledged as one among the strongest security-oriented messaging platforms, praised by cybersecurity professionals and civil liberties advocates internationally. It guarantees robust end-to-end protection for all interactions, remains fully open source, and gathers only limited metadata — mainly the date a number was created and the time the user last accessed.
Operated through a nonprofit foundation, Signal remains completely advertisement-free and avoids commercializing user details. Its minimalist, distraction-free interface emphasizes conversation without redundant clutter or promotional material.
This feature renders Signal highly suitable for reporters, campaigners, and residents in delicate regions who expect uncompromising confidentiality and openness in their communication.
3. Telegram
For participants valuing speed, scalability, and flexibility, Telegram emerges as one highly preferred substitute. Its distributed cloud architecture provides smooth synchronization of conversations across numerous devices, offering a degree of accessibility that many users regard indispensable. Telegram enables massive group discussions with nearly 200,000 participants, making it optimal for communities and public dialogues, while its broadcast channels and bots deliver mechanisms for information distribution, automation, and interaction at scale.
Routine chats employ client-server protection, but for individuals seeking ultimate privacy, Telegram’s Secret Chats option ensures genuine end-to-end encryption alongside self-erasing communications. Beyond messaging, Telegram has transformed into a hub for extensive communities, global channels, and specialist audiences, which differentiates it from conventional applications.
4. Viber
Viber continues as an influential contender throughout the worldwide communication market, blending no-cost messaging with comprehensive security safeguards such as default end-to-end protection. It supports HD-grade calling and visual meetings, collaborative group interactions, and large “Communities” that encourage broader dialogue extending beyond standard networks.
One major strength lies in its budget-friendly international dialing capability, allowing individuals to connect with fixed lines and cellular numbers outside the Viber framework. This advantage establishes it as a convenient option for households divided across regions, smaller companies handling overseas contacts, and constant travelers.
Moreover, Viber enhances messaging with an extensive library of stickers, animations, and multimedia resources, merging professional and casual engagement.
5. Threema
For customers requesting maximum privacy without exposing individual identifiers, b]Threema distinguishes itself as a notable competitor. Based in Switzerland and functioning under rigorous national privacy regulations, it demands neither a phone credential nor an email identity for registration, ensuring anonymity.
All communications — whether written, spoken, visual, document sharing, or polls — are safeguarded using end-to-end encryption. In addition, Threema servers operate exclusively within Switzerland, delivering an additional layer of legal and infrastructural reliability.
The solution appeals to specialists, nonprofits, and activists requiring trusted, anonymous pathways. By concept, Threema reduces unnecessary tracking and guarantees that activity leaves minimal digital residue.
6. Wire
Wire provides another security-focused alternative designed for effective corporate collaboration, establishing itself as a dependable solution for enterprise communication. It applies complete end-to-end encryption to all interaction forms, from conversations and data exchange to audio and video sessions.
Features including “guest rooms” permit outside collaborators to join securely, while integration with productivity applications improves workflows. Wire strictly follows GDPR and additional industry-specific compliance guidelines, making it especially valuable for regulated sectors like law, healthcare, and finance.
Alongside its corporate emphasis, Wire is accessible for personal adoption, though it has achieved stronger recognition among institutions stressing confidentiality and conformity.
7. Line
Throughout Asian regions, Line dominates the messaging ecosystem by delivering substantially more than primary chat offerings. Besides free voice and video functionality, it includes a diverse assortment of stickers and emojis, social feed timelines, integrated financial solutions, and built-in gaming.
This multifunctional method positions Line not merely as a chat application but as a lifestyle network combining communication, leisure, and commerce together. As a consequence, Line has become deeply embedded in the daily experiences of millions in Japan, Taiwan, and Thailand, where it simultaneously functions as a gateway for payments, shopping, and other online services.
8. Element
For communities desiring decentralization with comprehensive authority over their communication infrastructure, Element, once branded Riot, emerges as a persuasive solution. Constructed upon the Matrix open protocol, Element incorporates full end-to-end protection, private server hosting, and bridges connecting with third-party systems including Slack, IRC, and Microsoft Teams.
This adaptability ensures Element resonates strongly with groups and communities that emphasize autonomy and interoperability. As an open-source initiative, Element profits from continuous contributions from developers worldwide and secures complete clarity in information handling.
Technology enthusiasts, open-source proponents, and enterprises striving to decrease reliance on centralized providers frequently adopt Element as a sustainable, long-term messaging environment.
In conclusion, the appropriate WhatsApp alternative depends on user priorities. If confidentiality is paramount, Signal, Threema, and Wire remain outstanding recommendations. For professional-grade video conferencing, TrueConf supplies unmatched capacity. Telegram is unrivaled for extensive communities and multi-device synchronization. Line and Viber excel where social features and entertainment are important, while Element persists as the premier option for decentralized oversight.
The main rivals to WhatsApp are Telegram and Signal, both of which provide an extensive set of communication tools and top-notch security. In addition, TrueConf stands out as a strong contender, particularly in the business sector for video conferencing capabilities.
TrueConf offers exceptional security, establishing itself as a leading choice for professional communication. It employs encryption for both video calls and messaging, ensuring that all interactions remain confidential and protected. Unlike many other platforms, the solution does not store user data on its cloud, providing an additional layer of privacy. With a strong emphasis on enterprise-grade security, TrueConf is an ideal solution for organizations requiring a reliable and secure environment for virtual meetings and internal communications.
For business use, the top alternatives are TrueConf, Wire, Element, Telegram, and Line. These platforms offer a comprehensive set of features, including UltraHD video conferencing, secure messaging, and seamless integration with other services, making them ideal for corporate communication.
If security and privacy are paramount, TrueConf, Threema, and Signal are among the most secure options. These solutions employ strong encryption methods and adhere to international security standards to safeguard your personal information.
When selecting an effective WhatsApp replacement, evaluate the following elements:
• Security
Safety becomes a fundamental priority when choosing modern communication tools. A trustworthy substitute for WhatsApp must deliver strong encryption that guarantees the confidentiality of conversations, calls, and documents.
Concentrate on applications employing advanced cryptographic standards for both video sessions and written exchanges to defend information against unauthorized intrusion. In addition, significant attention to information privacy, such as reliable identity verification, multi-factor authentication (MFA), and compliance with recognized global regulations (for example, GDPR), remains critical.
These protective mechanisms guarantee that private information stays secured against leaks or malicious threats.
• Group collaboration
An outstanding WhatsApp competitor should perform effectively in handling community discussions and supporting virtual meetings with numerous attendees. This functionality becomes especially valuable for enterprises and extended social communities, as it encourages seamless teamwork.
The service ought to let organizers assign defined responsibilities and control participation. For organizational use, an advanced conferencing platform with options like display sharing, immersive backgrounds, and recording support proves indispensable for professional sessions.
• Multimedia capabilities
An efficient messaging application needs to include a broad selection of content formats. This involves transmitting written notes, exchanging images, and delivering video clips without disruption.
The software should also allow transferring files in multiple standards, such as PDFs or spreadsheets. These multimedia abilities confirm that interactions progress beyond ordinary text, covering diverse content types and enhancing the complete communication experience.
• User interface
A clear, intuitive, and accessible layout is fundamental for positive usability. A WhatsApp alternative should remain simple to operate, presenting straightforward menus and functions.
The program’s design must enable instant access to dialogues, group forums, settings, and file exchange without needless complexity. Moreover, it must deliver a unified experience across smartphones and desktop environments, ensuring reliable performance across all devices.