Android Apps to Security & Privacy

GNU IceCat is a free software version of the Firefox web browser, distributed by the GNU Project. It focuses on user freedom and privacy by removing proprietary components and incorporating privacy-enhancing features.

Mattermost is an open-source, self-hosted platform for secure team collaboration, offering a Slack-alternative with emphasis on data control, privacy, and customizability. It provides a range of communication and project management tools for distributed and technical teams.

OwnDrive is a comprehensive online storage and collaboration platform designed for individuals, professionals, and businesses. It offers a secure space to store, back up, share, and synchronize files across various devices, alongside integrated tools for calendar, contacts, and media management.

Yandex.Browser is a secure and feature-rich web browser based on the Chromium project, offering a blend of performance, privacy tools, and unique functionalities for an enhanced browsing experience.

Firefox Nightly is the bleeding-edge development channel for the Firefox web browser. It provides early access to experimental features, bug fixes, and performance improvements, allowing users to test and provide feedback on the very latest browser technology before it's released to the public. It's ideal for developers, testers, and enthusiasts who want to experience the future of Firefox.

K-9 Mail is a free and open-source email client for Android, renowned for its focus on privacy, security, and extensive customization options. It supports multiple account types including IMAP, POP3, and Exchange.

TeamSpeak is a leading voice communication software designed for crystal-clear audio, minimal latency, and high security. Perfect for online gaming, team collaboration, and large community interactions, it offers unparalleled control over your communication server and prioritizes user privacy.

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.

Trillian is a versatile, multi-protocol instant messaging client that unifies various communication platforms like IRC, XMPP, and more into a single, user-friendly interface. It's designed for both personal and team collaboration, offering features like encrypted chats, group collaboration tools, and extensive customization options.

Puffin Web Browser is a high-performance mobile browser utilizing cloud rendering to deliver desktop-like speed and support for legacy web technologies like Adobe Flash Player. It focuses on data efficiency and enhanced security through its cloud architecture.

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.

SpiderOak is a highly secure, zero-knowledge cloud backup, sync, and sharing platform designed to protect your data from ransomware, hardware failures, and other threats. It offers robust end-to-end encryption, ensuring only you can access your files.

DuckDuckGo is a leading privacy-focused search engine that prioritizes user anonymity and transparent search results. Unlike traditional search engines, it does not track user activity, offering a safe and personal search experience without filter bubbles.