im late need some advice

alicia

so i did this app in February said my fertile day was the 18th we had sex every other day leading up to and the day before ovulation and the day after ,, I tested 8 day after got a negative then 2 days after got a neg now my period is late and im bloated and crampy but no period symptoms ,, I have pcos and my periods were pretty regular leading up till to Feb we are trying to conceive just wondering what to do and hoping for a little hope since I've been hopeless lately :(