Get a £10 Free Bet on Your First Sportsbook Deposit
Deposit £20, enter the code, and a £10 free bet hits your account ready to use across thousands of markets.
Deposit min £20, get £10 Free Bet
Bonus Code
COSMOBOOSTFB
Limited to first 100 players.
Inside the Cosmobet Sportsbook
Cosmobet's sportsbook covers 30+ sports with deep pre-match and live markets. Football fans get every major league from the Premier League to Serie A and the Champions League, alongside top tennis, basketball, cricket, MMA and esports coverage. In-play betting runs 24/7 with live odds, cash-out on most singles, and competitive prices on accumulators, BTTS, player props and Asian handicaps.
How to Claim
- 1
Register a new Cosmobet account at cosmobet.com
- 2
Make a minimum deposit of £20
- 3
Enter the bonus code COSMOBOOSTFB in the promo field
- 4
Your £10 free bet is credited and ready to stake
Key Terms
- ›Minimum qualifying deposit: £20
- ›Bonus code required: COSMOBOOSTFB
- ›Limited to the first 100 players to claim
- ›Free bet must be staked on sportsbook markets
- ›New customers only — one offer per household
18+ only. Gambling can be addictive. Please play responsibly. T&Cs apply.
See all active offers on the Bonus Codes page.