Possible implantation or af???

Jenna Marie <3 mama 2 JEMH 7/11/19 RSNJr 8/2/08

So idk if this might be implantation spotting or period starting it’s been like this all day!only when I wipe according to glow I’m 4 days late but according to premom and Femometer I’m 8dpo which do I trust and what do you ladies think?