Commission
Dartroom takes a share of every sale on Dartroom. Dartroom is not a free service and charges a commission to pay for hosting, personnel and development.
Primary
Commission on primary sales is coupled with the chosen royalty by the artist. The commission on the primary sale is the chosen royalty percentage plus 5%.
commission = royalty + 5%
Secondary
Dartroom takes a fixed 5% commission on all secondary sales on the platform.