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.
Seedr - Seedr is a service that makes links near-instantly accessible for you to play, download or just hoard for your future use on your computer :-)
Dropbox - Online Sync and File Sharing
Bitport.io - Download torrents to your cloud and stream them securely :)
Google Drive - Access and sync your files anywhere
Put.io - Put. io is a data aggregator that pulls data from sites across the Internet and stores them for you.
Mega - Secure File Storage and collaboration