Best 2 game engines to use in 2020!! Game engines is the most important too used to make a games because it has all the tools necessary is ready . All the API(Application Programming Interface) used in programming the games is ready.So , lets see best the 2 game engines to use in 2020. 1. Unity Unity is the best game engine recommended for begginers . It has all the tools needed to make games . This game engine is free but you have to purchase the pro version as your game earns $100K in 1 year.Games made in unity:- Alto's Aventure,Superhot,Call of Duty Mobile,and many more titles. 2.Unreal Engine Unreal Engine is the most powerful Game engine ever.It is also very Heavy for low-end pc.Game made in Unreal:- PUBG mobile,PUBG,Fortnite,Days Gone,and many AAA titles.