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
VMware vSAN - VMware vSAN is radically simple, enterprise-class software-defined storage powering VMware hyper-converged infrastructure.
Google Drive - Access and sync your files anywhere
HPE SimpliVity - Simplify your IT with HPE Simplivity hyper converged infrastructure, your all-in one management solution for hybrid cloud and VM efficiency, scalability.
Mega - Secure File Storage and collaboration
Red Hat Ceph Storage - Red Hat® Ceph Storage is open, software-defined storage designed for object storage and cloud infrastructures. Learn more.