Google Cloud is more for photo/video and document storage and online apps such as Google Drive which integrates Google's version of Word/spreadsheets to allow you to work on and save/share your documents online with others. So in this way, Google Public Cloud is more like a productivity tool than hosting solution.
I am using Google cloud. Half of my photos and videos are in Google drive. Most people do not know about how Google ensure security and privacy of your files. This article published by Google should help https://cloud.google.com/security/data-safety/
Google Cloud Platform may be a suite of public cloud computing services offered by Google. The platform includes a variety of hosted services for calculate, storage and application development that run on Google hardware. Google Cloud Platform services may be accessed by software system developers, cloud directors and alternative enterprise IT professionals over the general public web or through an obsessive network association.