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.
Spotify - Map shows when two people play same song at same time
Dropbox - Online Sync and File Sharing
Last.fm - The world's largest online music service. Listen online, find out more about your favourite artists, and get music recommendations, only at Last.fm
Google Drive - Access and sync your files anywhere
SoundCloud - Enjoy music & follow favourite artists
Mega - Secure File Storage and collaboration