I pledge to use the keyfile only for private use, on my personal computer and at my home.
For any other use, I know I need to pay a license.
Thank the author and become a gold user by a 15$ gift (click donate)
"Gold" keys are sent usually within 24h, unlock file save and simulation speed to 16X, and are renewed on demand.
Given informations are kept confidential,
they are only used for keyfile generation.