Arq
MacSecure Cloud Backup for Mac
Carbonite
MacSecure, Automatic Cloud Backup for Mac Users
Mega
MacSecure Cloud Storage with End-to-End Encryption
NextCloud
MacSelf-hosted cloud storage & collaboration platform
ownCloud
MacYour self-hosted cloud storage solution
Seafile
MacSecure, Self-Hostable Cloud Storage for Teams & Individuals
Dropbox
WinSecure cloud storage for Windows with seamless sync and collaboration
Google Drive
WinSeamless cloud storage and file sync for Windows
Mega
WinSecure cloud storage with end-to-end encryption for Windows
Nextcloud
WinSelf-hosted cloud storage & collaboration platform for Windows
OneDrive
WinMicrosoft's integrated cloud storage for Windows
Proton Drive
WinSecure end-to-end encrypted cloud storage for Windows
Streamshare
WinSeamless cloud storage & file sharing for Windows users
pCloud
WinSecure cloud storage with seamless Windows integration
Sync
WinSecure cloud storage and file sync for Windows