OPK AND CM HELP!! TMI

Cierra

My cm looks like this but my opks are negative. What should I do. My <a href="https://play.google.com/store/apps/details?id=com.glow.android.eve">period tracker</a> says I should ovulate on the 6th and my <a href="https://play.google.com/store/apps/details?id=com.glow.android">glow app</a> says the 7th. When should I bd????