An individual license for ExQuilla costs 10 Euro per user per year. This provides a license for the email address. You may use this license on multiple computers that have the same address, and you may use additional secondary addresses on the same computer as long as at least one of the addresses is licensed.
Domain licenses cost 8 Eur per user per year, with a minimum of 10 users, without taxes.
These prices are subject to change and might be outdated. You find the latest prices on the purchase page.