Negatives and confusion


No period this app and 2 others say I am due for aunt flow today ... while another 2 apps say I am not due for aunt flow till tomorrow πŸ˜‚πŸ˜‚πŸ˜‚πŸ˜­πŸ‘Ž


So far no period today and I got a BFN ... so anyone have any experience !???