gratis
adj. C1 Advanced US //ˈɡɹætəs// UK //ɡɹˈætis// gratis
adj. free of charge. You use this word when you get something without paying any money for it.
adj. provided or available at no cost. Often used in formal or commercial contexts to describe services or items offered without charge.
The local library provides gratis access to its digital archives for any resident who signs up for a card.
While the initial consultation is gratis, the firm charges a significant hourly rate for any subsequent legal work required to finalize the contract.
Borrowed from Latin gratis.