Think these are all quite old but should still work :

Coolcat 555FREEPLAY for $ 555 no deposit
Coolcat / palace of chance code CASINATOR for $ 110 no deposit
slots of vegas code 300FREEPLAY for $ 300 free no deposit

apologies if they dont work , but i have redeemed them all , and the links i used still work, so hopefully…..let us know !