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.
WeTransfer - WeTransfer is a free service to send big or small files from A to B.
Dropbox - Online Sync and File Sharing
MediaFire - MediaFire is the simple solution for uploading and downloading files on the internet.
Google Drive - Access and sync your files anywhere
4Shared - 4shared is a perfect place to store your pictures, documents, videos and files, so you can share them with friends, family, and the world. Claim your free 15GB now!
Mega - Secure File Storage and collaboration