The bonus is available only on Wednesday from 00-00 to 23-59 UTC and can be claimed by the player once a week.
To get 30 free spins, enter the WN30 promo code before making a deposit of no less than 20 EUR / 20 USD / 30 AUD / 30 CAD / 30 NZD / 0.0006 BTC / 0.01 ETH / 0.11 BCH / 200 DOGE / 0.27 LTC / 20 USDT / 40 XRP / 33 ADA / 0.05 BNB / 200 TRX.