CloudocKit now has the ability to generate a size diagram for all your Blob Storage.
This diagram will quickly show you the size of your containers inside your Blob Storage.
As an example, CloudocKit can generate the following diagram:
As shown in this diagram, the current storage contains 7 containers and for each of this container, you can see the size.
If you want more details on the files inside each of this container, you can refer to the detailed sections of each container: