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
Subtitles - Automatically downloads subtitles for your movies and TV shows. It works like magic!
Google Drive - Access and sync your files anywhere
Open Subtitles FlixTools - Download perfectly matched subtitles for your movies and TV series, edit meta-data and convert...
Mega - Secure File Storage and collaboration
OpenSubtitles.org - OpenSubtitles.org was developed for easy downloading and uploading subtitles for movies.