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
TrackDuck - Visual feedback for web design and development.
Google Drive - Access and sync your files anywhere
Valist - Automatically created staging environments for every update with a shareable link for testing
Mega - Secure File Storage and collaboration
Usersnap - Usersnap is a customer feedback software for SaaS companies that need to constantly improve and grow their products.