Misakey - Send encrypted documents & messages to anyone
Secrets - Simple and secure password manager for Mac and iOS
Wire - Private & Secure Messenger
Doppler - Doppler is the multi-cloud SecretOps Platform developers and security teams trust to provide secrets management at enterprise scale.
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
MetaMask.io - A crypto wallet & gateway to blockchain apps