2 days late with period cramps

Kym
Hey all, 
We've been trying to conceive for 3 years now and I'm wondering if anyone else has experienced what I'm experiencing and turned out to be pregnant. I'm 2 days late and have been cramping on and off for 3 days now. We always try during my ovulation window and peak day and haven't gotten pregnant thus far. My cycle is a consistent 25-26 day thing but I'm late. I tested the day my period was due and got a BFN. Anybody have any type of feedback for me? I've suffered one miscarriage years ago and haven't conceived since. I'd love for this to be what we've been waiting for.