Pregnancy or ovulation test???

McKenzie
Okay i really need some advice and what to do... I always start my period on time this last month about a week before I was so post to start I started spotting once a day for three days  I've completely missed my period and I've tested the day I was suppose to start and again that next morning both negative.. My suppose to start ovulating tomorrow so
Should I go buy a pregnancy test or ovulation test.. If that was implantation bleeding is it still too early to test please help!!!!