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.
Apptio - Apptio is a provider of SaaS-based Technology Business Management solutions for managing businesses in the IT field.
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
CloudHealth - CloudHealth is IT service management for the cloud, enabling policy driven cost, utilization, performance and security optimization.
Mega - Secure File Storage and collaboration