Bitcoin is a digital payment system usable from anywhere in the world. For users from countries where PayPal is not available, it can be a reliable, and more anonymous means of sending payments.
If you would like to purchase a license for HDoujin Downloader by bitcoin, send an email to the HDoujin Downloader email address (visible on the “About” tab of the program) or through the contact form. You will be given an address specific to you that you can send the payment to.
After sending the payment, as with the other payment methods, you can expect to receive your license details within 12 hours. Your license details will be sent to the email address that was sent the bitcoin address. If you would like to receive your license at a different email address, make sure to specify it in your message.