That said... if your separate applications are using separate tables you can get storage usage down to the table level and infer application usage from that.
On any one of those environments in the list, Click on the Details icon to see the specifics of the database. The default visualizations will only show you a top 10 usage, but if you click the options icon in the upper right, you can select, "download all tables" to get a csv report of storage by table.
