do i take morning after??

my boyfriend and i had unprotected sex and according to my <a href="https://play.google.com/store/apps/details?id=com.glow.android.eve">period app</a> i’m at a stage where there is a chance i can get pregnant but i know for a fact that he didn’t come inside me as he pull out and we carried on with foreplay and he came then. should i take morning after pill incase of precum?? i’ve also got an appointment tomorrow to go on the pill xxx