Google drive

Get started with Google Drive for free and have all your files within reach from any smartphone, tablet, or computer. All your files in Drive – like your videos, photos, and documents – are backed up safely so you can’t lose them. Easily invite others to view, edit, or leave comments on any of your files or folders.
With Drive, you can:
* View documents, PDFs, photos, videos, and more
* Search for files by name and content
* Easily share files and folders with others
* Set files or folders so anyone with a link can view, comment, or edit
* Quickly access recent files
* See file details and activity
* Enable viewing of files offline
Offered By : Google Inc.