Period Due Tomorrow

Ch

So I've been testing every other day since the 4th. My period is supposedly due tomorrow and I know for sure I ovulated as glow now shows because I tracked it with opks. I have really no symptoms of AF or pregnancy, just slight cramps. I've been testing with cheap strips and I'm fighting the urge to buy FRER's. Today I'm 13 DPO and I know I'm not out until AF shows, but what do y'all think? Am I out? Do I have a chance??