The Free Spins are only for customers who have signed up before 16th April 2015.
At this moment of writing the Lucky Dino casino welcome bonus for new players consists of the following package:
Details of Welcome Bonus:
1) No Deposit Free Spins : 7 Free Spins on NetEnt slots Lights
2) First Deposit Bonus : 100% bonus up to € 200 + 50 Free Spins (on Netent video slot Big Bang)
3) Second Deposit Bonus : 50% bonus up to € 200 + 50 Free Spins (on Netent video slot Twin Spin)