21Bets runs a free spins offer for existing players from 27.10.2026 11:00 CET to 01.11.2026 23:59 CET. The number of spins depends on how much is wagered: €50+ gets 500 FS, €75+ gets 800 FS, €100+ gets 1250 FS and €150+ gets 2000 FS.
Spins are credited on Big Bass Halloween Splash 1000. The minimum deposit is $50 and the wagering requirement is 25x. Only one bonus is allowed per person, account holder, IP address, household, address, phone number or bank account (including credit card and e-wallet).
Bets on the selected games count towards the promotion. Free Spin bets don't count. The participating slots include Big Bass Halloween Splash 1000, 5 Witch Pots, Spooky Kabuki, Mental 2, Devil's Feast, Death Dominion, Death Becomes You, Halloween Bonanza, Rotten, Coins of Halloween - Hold & Win, Big Bass Halloween 3, Halloween Golden Winner, Vamp Hunt, Dia De Los Muertos 2, Wolf Power Megaways, Haunted Coins x1000, Raptor 2 Doublemax, Mad Hit Devil, Trick or Treat Joker and Lucky Halloween.
The wagering requirement is 25×.
The minimum deposit is $50+.
No bonus code is needed — open the offer at 21Bets to claim it.
This offer is valid until 2026-11-01.