The Fetal Heart Rate 5-tier app recently received 4 positive reviews on iPhone, iPad, and Android devices. Users in the United States have given Fetal Heart Rate 5-tier app an average rating of 4.38 out of 5 stars, based on a total of 8 ratings since its release on May 24 by OB Apps LLC. Can you share your positive or negative thoughts about Fetal Heart Rate 5-tier?