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
Flexiant - Flexiant is a software company that gives its facilities in providing specific cloud-based systems and manages its functionalities in the best way.
Google Drive - Access and sync your files anywhere
Mist - Mist is a Multi-Cloud Management Platform - Streamline operations + Optimize costs across public & private clouds, hypervisors & containers.
Mega - Secure File Storage and collaboration
Cloudify - Accelerating Software Development & Deployment