can i use a ps4 controller, with my pc windows 10?

[WINTERLORD]

can i use a ps4 controller, with my pc windows 10? also would a controller be easyer to play with than a keyboard for say games like guild wars 2

 

[Titanz]

ofcourse u can

 

[WINTERLORD]

do alot of people use controllers? is it easier with one?