The demo version of Raduga is limited in the way that it randomly plays a Raduga promo and it does not store any preferences persistently. To get rid of these limitations you need to purchase the production version Raduga. The production version comes in 5 different editions:
For detailed information about the different editions visit http://www.wolosoft.com/en/raduga/editions.html
Raduga is licensed on a per machine basis. If you need to run it on multiple machines, you will need to purchase multiple licenses.
When ordering Raduga, please indicate your name and the name of your station or company. You will receive a personalized license key and get access to a password-protected download area were you can download the production version.
Please contact your nearest distributor for information about pricing and accepted methods of payment.
A list of of authorized Raduga distributors is available on the web site http://www.wolosoft.com/en/raduga/distributors.html