Trying to conceive and glow says I'm due in 2 days..

Bela • A wife and a mother .. Charles and William
I'm so anxious and excited me and boo being having sex like cats and dogs for the last month and I don't take long to get pregnant .. Soo I jst have to wait 2 more days for my period to be due and hopefully I get a positive test ?? .can I have the pregnancy test on the same day my period is due ? And if so do I need a buy those expensive cluearblue ones?