Unreal Engine 4 is now available to everyone for free and all future updates will be also free. In exchange user need to pay a 5% royalty on gross revenue after the first $3,000 per product, per quarter.
Source:
Unreal Engine 4 is now available to everyone for free and all future updates will be also free. In exchange user need to pay a 5% royalty on gross revenue after the first $3,000 per product, per quarter.
Source:
