What is the Roo?
The Roo is a portable, easy-to-use prenatal listening system that allows you to hear, track and save your unborn baby’s heartbeat, starting at 20 weeks!It uses Hubble’s innovative sound tracking software, so you can listen and share with friends and family.
Unlike ultrasounds, the Roo emits no energy into you or your baby. It is a completely safe and non-invasive way to listen to your baby’s heartbeat.
Plus, no messy gels or wires required!

How It Works
Use this step-by-step guide on how to use your new Roo device!

Place the Roo on your belly and select the “+” to start

Let the Roo listen and find your unborn baby’s heartbeat

Enter the BPM value

Enter the time and date

Save the data so you can start tracking daily and weekly trends!
Find the Heartbeat
Follow these simple steps to find your baby’s heartbeat.







What NOT To Do
The Roo device is not designed to measure an adult’s heartbeat and will not calculate any meaningful results.
