Zrtp Softwares and Apps

Signal is a secure, open-source messaging application that uses end-to-end encryption to protect user communications. It offers text messaging, voice and video calls, group chats, and file sharing, all with a strong focus on privacy and security. Available on multiple platforms, Signal is a leading choice for individuals prioritizing confidential conversations.

Jitsi is a free and open-source suite of secure, flexible communication tools. It offers multi-platform support for voice (VoIP), video conferencing, and instant messaging, emphasizing privacy and ease of use with no account required to start a meeting.

Linphone is a free and open-source Voice over IP (VoIP) application and SIP client available on multiple platforms. It enables encrypted voice and video calls, instant messaging, and file sharing, offering a privacy-focused communication solution.

Ring (SFLphone) is a free and open-source communication platform offering secure messaging, voice, and video calls. It leverages decentralization and end-to-end encryption for enhanced privacy across multiple operating systems including Linux, Windows, macOS, and Android.

CSipSimple is a powerful and highly configurable open-source VoIP application for Android devices, enabling high-quality voice and video calls, messaging, and integration with various SIP providers. It prioritizes security and offers advanced features for both individual users and businesses.

Zoiper is a versatile and easy-to-use SIP softphone designed for clear voice and video communications. It offers excellent audio quality, robust security features, and seamless integration with various communication protocols, making it ideal for personal and business use.

Blink is a robust, real-time communications client leveraging the SIP protocol for secure and private instant messaging, voice, and video calls. It emphasizes features like end-to-end encryption, file sharing, and screen sharing across various platforms.

Phoner and PhonerLite are a pair of free softphone applications designed for Windows operating systems. They enable users to make Voice over IP (VoIP) calls and securely communicate using the Session Initiation Protocol (SIP), with support for end-to-end encryption.

FreeSWITCH is a highly flexible and scalable open-source software development platform for real-time communication. It enables the creation of Voice over IP (VoIP), WebRTC, telecommunications, and video chat applications.

FreeSWITCH is a highly flexible and scalable open-source software development platform for real-time communication. It enables the creation of Voice over IP (VoIP), WebRTC, telecommunications, and video chat applications.

Phoner and PhonerLite are a pair of free softphone applications designed for Windows operating systems. They enable users to make Voice over IP (VoIP) calls and securely communicate using the Session Initiation Protocol (SIP), with support for end-to-end encryption.

Blink is a robust, real-time communications client leveraging the SIP protocol for secure and private instant messaging, voice, and video calls. It emphasizes features like end-to-end encryption, file sharing, and screen sharing across various platforms.

Zoiper is a versatile and easy-to-use SIP softphone designed for clear voice and video communications. It offers excellent audio quality, robust security features, and seamless integration with various communication protocols, making it ideal for personal and business use.

Ring (SFLphone) is a free and open-source communication platform offering secure messaging, voice, and video calls. It leverages decentralization and end-to-end encryption for enhanced privacy across multiple operating systems including Linux, Windows, macOS, and Android.

Linphone is a free and open-source Voice over IP (VoIP) application and SIP client available on multiple platforms. It enables encrypted voice and video calls, instant messaging, and file sharing, offering a privacy-focused communication solution.