For hosting common files it's ok. Also it is on Android too do, great to transfer files between your Windows and your phone. But if you want better security you have to subscribe a monthly offer.
Dropbox - Online Sync and File Sharing
FileMenu Tools - FileMenu Tools lets you customize the context (right-click) menu of Windows Explorer.
Google Drive - Access and sync your files anywhere
Shell context menu manager - Powerful and lightweight context menu manager for Windows File Explorer.
Mega - Secure File Storage and collaboration
Default Programs Editor - Default Programs Editor is a powerful but simple file association utility for Windows 7, Vista and...