Faint postive? Are all these test faulty now?

Ashl

Ok I have taken 4 different brands I am now 3 days till prior or should start but feel queasy like I have before when pregnant. All test have super faint lines are all test faulty now? I have take up and up, Walmart, clear blue both blue and red dye ones, and first response yes it still early but I am about to loose my mind. All showed before time was up not after