Dolphin is open source and it is offered for free. You are welcome to download it at any time you need and use with a free license code which you can get on Unity. You need to register there and generate a free license code. When using our software with a free license code you will have BoonEx logos and links all over the site pages.
To use Dolphin without any references to BoonEx, you need to order license code. BoonEx offers a Dolphin Unlimited license for 99 USD. By ordering a Dolphin license, you are getting complete control over your website permanently. There aren't any additional fees for version upgrades, so you are getting FREE access to all new versions.