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
Scalefusion - Scalefusion is a Powerful Android, iOS, macOS & Windows 10 Device Management Solution for corporate-owned & employee-owned (BYOD) mobile, tablets, desktop & rugged devices.
Google Drive - Access and sync your files anywhere
Hexnode MDM - Mobile Device Management solution from Hexnode helps you monitor, manage and secure mobile devices across your organization.
Mega - Secure File Storage and collaboration
ManageEngine Mobile Device Manager Plus - ManageEngine Mobile Device Manager Plus is an enterprise mobile device management solution that is designed to enhance employee productivity without compromising on corporate security.