DataMask.tech - Mask private data before taking screenshots
Cryptgeon - Securely share self-destructing notes
Blur - Blur is a software application available for both Google Chrome and your smartphone. It's developed by Abine, an online privacy company trusted by more than twenty million people. Read more about Blur.
BURN.link - Send secure, encrypted, self-destructing messages
Image Blur - Hide your sensitive data with a click
1ty.me - If you need to send a password or some other form of simple but sensitive information to someone...