Fertile window Sept. 19th-25th(According to Glow)

Stephanie • 30 • TTC #1 for 6 years • Married 6 years • Dog Mom x3 • 3 Failed IUI's • IVF starts May 31st
I never actually know when I ovulate due to PCOS and endometriosis. I am tired of throwing money on expensive hard to read opks so hopefully glow is right. Anyone else with the same fertile window want to be ovulation buddies?