Digital opks and amazon ovulation sticks?!?

Jislem • I am 28 years old.

So I took amazon ovulation stick tests for the past three days and I thought I got positives but today I took the clear blue digital ovulation test and it showed a low reading... im confused! I took one barely today because that’s when they got here in the mail. Which ones should I trust though?

Here are the pictures of my ovulation tests...