First Response rapid?

Jessa<3 • Happily married to the love of my life. <3 Mommy to two handsome boys, William and Grayson, and a beautiful daughter, Nora 💙💕
Is it reliable? I went to pick up a first response and accidentally picked up the rapid result one. I plan on taking it in the morning. I've heard people complain, but wasn't sure the difference.