am I pregnant?!?!

Ok guys I'm freaking out so I had sex on like the last day of my period (I wasn't bleeding) without a condom and I know I didn't get cummed in (on my back lol) but he put it back in after words and when I got home I was bleeding really bad next morning bleeding stoped been off my period for 2 days and I have cramps and spotting of pinkish brown ... and I'm freaking out because google says I'm pregnant and I'm 18 i can't 😭😭😭 someone help me am I just freaking out