Top Alternatives to Wickr

WhatsApp Messenger is a widely used free messaging and calling app, available globally. It enables communication through text, voice messages, and video calls, facilitating connections between individuals and groups across various devices and platforms.

Slack is a leading cloud-based platform designed for team communication and collaboration. It offers a central location for conversations, file sharing, and app integrations, enabling teams to work more efficiently and stay connected regardless of location.

Tox is a free, open-source, and secure peer-to-peer instant messaging and video calling protocol designed for strong privacy and censorship resistance. It provides end-to-end encrypted communications without reliance on central servers.

Discord is a versatile free communication platform designed initially for gamers but now widely used for communities of all types. It offers voice and text chat, video calls, and robust server customization for groups of any size, providing a centralized hub for real-time interaction and community building.

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.

Wire is a secure, cross-platform messaging and collaboration client offering end-to-end encryption by default for all communication types including messaging, voice and video calls, and file sharing across desktop and mobile devices.

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.

ChatSecure is a privacy-focused messaging application for iOS that leverages the robust and decentralized XMPP protocol. It offers strong end-to-end encryption using OTR and OMEMO, ensuring confidential communication.

Off-the-Record Messaging (OTR) is a cryptographic protocol designed to provide secure, end-to-end encrypted instant messaging conversations for enhanced privacy and security.

Threema is a secure and private messaging application that prioritizes user anonymity and data protection. It offers end-to-end encryption for all messages, calls, and files, requiring no phone number registration to enhance privacy.

Bitmessage is an open-source peer-to-peer encrypted messaging system designed to provide robust privacy and security. It operates without central servers, ensuring decentralized communication and offering anonymity by design. Ideal for those prioritizing secure and private digital interactions, it leverages strong encryption to protect messages from eavesdropping.

Matrix is an open network for secure, decentralized real-time communication. It provides a flexible protocol for developers to build collaborative applications like instant messaging, VoIP, and video conferencing, enabling seamless communication across different service providers.

Sicher is a freeware instant messaging application designed for enhanced privacy and security on mobile platforms like iOS, Android, and Windows Phone. It offers end-to-end encrypted messaging, secure file and media sharing, and features like self-destructing messages, focusing on keeping your conversations private.

Bit Chat is a secure, open-source, peer-to-peer instant messenger platform that prioritizes user privacy and security through robust end-to-end encryption and a decentralized network architecture. It empowers users with direct, encrypted communication, bypassing central servers and enhancing resistance to surveillance and censorship.

Zulip is a powerful open-source group chat application designed for team collaboration. It uniquely structures conversations around topics, enabling users to easily catch up on important discussions and manage information overload. Zulip facilitates secure communication with integrated file sharing and various integrations.

Disa is a unified messaging hub that consolidates conversations from various services like SMS, Facebook, and WhatsApp into a single interface, simplifying communication management.

Silence.im is an encrypted text messaging application for Android that prioritizes user privacy and security. It allows for secure communication via SMS/MMS, offering end-to-end encryption when communicating with other Silence users. The app is open-source and ad-free, providing a simple yet powerful platform for private mobile messaging.

Dasher Messenger is a feature-rich instant messaging application designed for connecting with friends and groups. It goes beyond basic text messaging, offering capabilities to share various forms of media, integrate external content, and even facilitate peer-to-peer transactions.