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.
Alta Vista Technology - Alta Vista is a Sage Intacct and Microsoft Partner, providing accounting software and consulting services with offices in Michigan and Texas.
Dropbox - Online Sync and File Sharing
Merit Solutions - Explore Microsoft Dynamics 365 and the Azure cloud to optimize product development and transform your business with intelligent manufacturing.
Google Drive - Access and sync your files anywhere
Velosio - Velosio offers implementation, consulting, and support for cloud and on-premise software solutions to help your team innovate with the latest Microsoft solutions and realize value faster.
Mega - Secure File Storage and collaboration