Telegram is a cloud-based messaging app focused on security and speed.

MEGA is a cloud storage service offering free, always-on privacy-focused storage solutions with a generous 20GB starting capacity.

Proton provides a suite of end-to-end encrypted and privacy-focused online services including email, VPN, cloud storage, and password management, trusted by over 100 million users.

Keybase is an end-to-end encrypted platform for secure messaging, file-sharing, and team collaboration for individuals and groups.

Signal Messenger is a secure messaging app for private communication and is used by individuals seeking privacy.

pCloud is a secure, encrypted cloud storage service for personal file backup, PC backup, and secure business document sharing.

Proton Mail is an encrypted email service offering privacy and security through Swiss law, used by individuals and businesses seeking alternatives to surveillance capitalism.

SecureFilePro is likely a secure file transfer or document management service designed for businesses needing robust data protection and compliance.

Sync is a secure, end-to-end encrypted cloud storage and collaboration service designed for privacy-focused individuals and productive teams.

Riseup provides secure, encrypted online communication tools like email, mailing lists, and VPN for activists and groups working on social change.

Syncthing is a continuous, private, and secure file synchronization program that syncs data between computers in real time without central servers.

Tuta is a secure, ad-free, and open-source email, calendar, and contacts service offering end-to-end encryption and quantum-resistant security.

Zcash is a privacy-protecting digital currency and the first cryptocurrency to use zero-knowledge encryption for private peer-to-peer payments.

SendThisFile is a secure file transfer service for businesses and individuals needing to send and receive large files globally with military-grade encryption and control features.

mailbox.org provides a secure, GDPR-compliant digital workspace with encrypted email, cloud storage, video conferencing, and office tools for private and business users.

Mailfence is a secure and private end-to-end encrypted email service offering integrated tools like calendars and document storage, protected by Belgian privacy law.

BlockSurvey is a privacy-first, AI-powered survey tool that ensures end-to-end encryption and complete data ownership for users seeking secure insights.

Standard Notes is an end-to-end encrypted notes app for individuals and professionals seeking unparalleled privacy and security for their sensitive data.

Joplin is an open source, end-to-end encrypted note-taking application for capturing thoughts and securely accessing them across all devices.

Sia is a decentralized, open-source cloud storage network that offers supreme privacy and security by splitting and encrypting data across a global network.