You will also get either 0.25 -0.5 grams of gold on your birthday
I signed up 2 months ago and can confirm this is legit. It takes 60 days for amount to be confirmed in your account.
They are also rolling out prepaid cards to withdraw funds worldwide
To sign up and get started with FREE 0.25 grams of Bitgold worth ~ $13, click on my referral link https://bitgold.com/r/MqnHEk
Enjoy
Can confirm that I have received a prepaid card. I use the app, I like seeing my gold go up by a few cents everyday :)