Implantation cramps?

Katelynn • Proud mommy of a little boy and an angel! 👦🏽😇 TTC for our third since February 2016! 👨‍👩‍👧‍👦💕
Has anyone ever had some strong implantation cramps instead of very mild ones? I think I am spotting, but my cramps aren't mild. They are fairly strong. I just don't know what to think anymore.