Late period?

I have never been this late for a expected period before.. I’m not on birth control as I just stopped in November. My app says late by 2 days.. I feel very very light cramping but nothing major like I normally would with my period.

I tested on Monday and it was negative, should I wait a couple more days? It’s so weird to me that it’s late. (and yes I did have unprotected sex) But I don’t have any symptoms at all. Anyone else been 3 days late ended up getting your period even tho you have never been late before?????