Pregnancy Test Or Wait ? CONFUSED!

Patricia • Wife,Mom,Netflix,Pinterest & Coffee👪☕
My Husband And I Are TTC, Tomorrow Makes The 3rd Week Since Our Last Unprotected sex,As We Had Sex Before He Deployed.. but I'm confused on When I should take a Pregnancy Test. Yesterday I Had Very Light Pink Bleeding that only showed on Toilet paper when I wiped ,sorry if Tmi Ladies! Today I have No slight bleeding At All,I know you can take a pregnancy Test After Two Weeks but GLOW predicts I should get My Period Tomorrow, Should I keep on Waiting To Take One?