Dux-Soup icon
The Dux-Soup icon shows up in different colours depending on the account you have.
Free
Pro
Turbo
By default, the number on the Dux-Soup icon shows how many visits and scans you have done since you installed the Dux-Soup extension.
This is the data you can download if you have Pro or Turbo.
You can change what the Dux-Soup icon shows via the Dux-Soup Options, Browser tab.