When should I test

Elba 👶🌈☁️👼🏻👨‍👩‍👦

Long story short . I always have had irregular periods and now I’ve been breastfeeding for over a year for my son . I don’t know which app to trust and wanted your guy opinion to when I should test if I’m pregnant and which test should I get . Please lmk. I attached images of the app I use and when supposedly my due period