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.
YouTube - Our mission is to give everyone a voice and show them the world.
Dropbox - Online Sync and File Sharing
Verystream - Upload and play your media files as fast as your connection lets you!
Google Drive - Access and sync your files anywhere
NewPipe - NewPipe is a lightweight YouTube front-end for Android.
Mega - Secure File Storage and collaboration