this is driving me nuts, help

Bre
My period is a day late according to glow but I think I ovulated late... anyways took a cheap test and within the 3 min mark got a very faint line.. I was so excited! A faint pink line so we went and got a Frer and it was neg. anyone else get a bfp on $ tree tests and bfn on frer?
I plan on testing tomorrow morning