Shuld i take this last chance to be with this guy?

okay so i have a boyfriend for two years now but we have our problems and we never agree on anything he has his issues with me talking to my friends but he has this friend i really started to like and we always have things iin common but he has problems with his past hes trying to recover over and i seem to be helping him and i think he likes me to but idk how to go about it i dont want to risk it because i do like my boyfried alot but i think i have more feelings for his friend? and because thyre friends so idk how my boyfriends friend will feel about the way i feel about em...i just want to make the right choice im not tryn to hurt no one even if its bad should i go for it or not? becaus this is my last chance because he might move and im tryn to prevent that if somethings there.....