Confused! WHAT IS GOING ON?

So yesterday I took a OV Test at 13 DPO (will attach a photo?. This morning I took a test at 14DPO the line is faint then it was yesterday, the app says today is my predicted ovulation day.. Why is the line not darker?

13 DPO

14 DPO

Glow Resources

Let’s Glow

Glow is here for you on your path to pregnancy

Glow helps you navigate your fertility journey with smart tools, personalized insights, and guidance from medical experts who understand what matters most.

25+ million

Users

4.8 stars

200k+ app ratings

20+

Medical advisors