AF Late but BFN. HELP

Rachel🌺 • 🎆Wife💓Mom💙 TTC baby #2!🎆

so if AF doesn't show today i will be 3 days late. i took dollar store cheapies on the 1st and 2nd day of missed AF, both BFN. should i count myself out for this cycle? or could i still be pregnant?

when should i retest? thanks!