App to put baby to sleep and it's FREE

Emily

I tried this app and my son calmed down withing 30 seconds, I used the heartbeat recording and put it on my speakers and turned the base up. Awesome! Thank you!

Help your baby to fall asleep instantly using classic monotonous sounds proven to be effective by generations of parents

https://play.google.com/store/apps/details?id=com.urbandroid.babysleep