File hosting service or cloud storage or online file storage service is an Internet hosting service which is used to host user files. It allows users to upload files which include videos, photos documents etc that could be accessed over the Internet using a computer smartphone or Tablet. File hosting service gives you an option to store, share and sync your files.
Examples for file hosting service is Dropbox, Google Drive, One drive etc. Some companies offer file hosting service for free which is supported by advertisements. Usually, file hosting services such as Dropbox will charge you monthly or yearly if you have used the free storage space allowed.