Cryptomator

Encrypts files and filenames locally on the device using AES-256 before uploading to any cloud storage, ensuring zero-knowledge security.

Available on Windows, macOS, Linux, Android, and iOS, allowing access to encrypted vaults across multiple devices.

Creates a virtual drive that acts like a USB flash drive where files can be moved and automatically encrypted.

Fully open source software with publicly available code and independent security audits to ensure transparency and trustworthiness.

Users can create unlimited encrypted vaults to organize and protect different sets of files within their cloud storage.

Offers scalable, secure file encryption with user and group management, audit logs, and mobile app access for collaborative environments.

Supports compliance with GDPR and HIPAA by encrypting sensitive data before it reaches the cloud and providing access control and audit logs.

Simple setup by assigning a password to a vault without complicated key management or registration processes.