Unsatisfied customer!

I downloaded this app & after it finally downloads, it tells me off the bat I have to make a purchase to do anything? What happened to the FREE version everyone was reviewing? Smh not worth my time!

ThE1nOnLyKrIs about Flutter | Baby Heartbeat Monitor - Doppler Baby's Fetal Heart Beats in Pregnancy Free Obstetric Stethoscope or Ultrasound when Pregnant