Fitbit for fertility has anyone tried it?

Karen • My 1st born was stillborn at 38.5 weeks on 4/2016 had my 🌈baby on 3/2019 trying for baby #3 our pot of gold!

Came across this article today I have spent well over $199 on stuff ttc. It sounds awesome!

http://www.cnbc.com/2017/03/06/ava-ovulation-wearable-fitbit-for-fertility.html