My Lockbox - My Lockbox is a security software enabling you to password protect any folder on your computer.
Knox - Knox offers easy disk image encryption and comes with a built-in backup service.
Sookasa - The only all-in-one enterprise CASB and SaaS security provider to audit activity, protect data end-to-end, and enforce policies on Dropbox, Google Drive, OneDrive, and Slack.
Exocet - Exocet creates a Folder on your System.
BoxCryptor - Boxcryptor encrypts your sensitive files before uploading them to cloud storage services like Dropbox, Google Drive, Microsoft OneDrive, Box, and many others.
R-Crypto - R-Crypto is smart data security and disk encryption software that allows you to secure your sensitive information via strong encryption.