🎁 WELCOME BONUS 2026
Claim Your Marathonbet Welcome Bonus
Maarthonbet offers a range of bonuses and promotions available to registered customers who meet the eligibility requirements. To claim any bonus, you must be aged 18 or over, hold a single account, and comply with the platform's general terms and conditions. Bonuses including Free Bets are non-transferable and non-refundable, and any active bonus balance must be wagered or cancelled before withdrawals can be processed. Marathonbet is operated by Panbet Curacao N.V., licensed by the Curaçao Gaming Authority under license number OGL/2024/648/0172.
What is the Marathonbet welcome bonus?
Marathonbet offers new players a 100% match welcome bonus up to $500, plus 100 free spins on your first deposit. The bonus is credited automatically — no promo code required. Below are the key numbers you need to know before claiming.
All available bonuses at Marathonbet
Beyond the welcome bonus, Marathonbet offers several ongoing promotions for both new and returning players. Each bonus type has its own value, wagering requirements and minimum deposit. Always read the full terms before claiming any offer.
All Bonuses & Promotions
Updated 2026
| Bonus |
Value |
Wagering |
Min Deposit |
Validity |
| Welcome Deposit Bonus | 90% up to £200 | 1x rollover | £1 | 28 days |
| Acca Insurance (Loyalty Catalogue) | Free Bet up to £30 | Free bet stake not returned | £1 | 7 days after credit |
| Goalless Bonus (Loyalty Catalogue) | Free Bet up to £30 (max 5 Free Bets) | Free bet stake not returned | £1 | 7 days after credit |
| Superprize – 11 Correct Answers | £5,000 in Free Bets | Free bet stake not returned | £1 | 180 days after credit |
| Superprize – 10 Correct Answers | £250 in Free Bets | Free bet stake not returned | £1 | 180 days after credit |
| Lucky 15/31/63 One Winner Bonus | Double winnings on one winner (Horse Racing & Greyhounds) | No wagering requirement | £1 | Per qualifying bet |
How to Claim
Claiming your Marathonbet welcome bonus is straightforward. Follow these four steps to activate your bonus and start playing with extra funds.
How to Claim
1
Register or Login
Create a new account at Marathonbet or sign in to your existing account.
2
Make a Qualifying Deposit
Deposit a minimum of \$21 to trigger your welcome bonus. Use a payment method registered in your name.
3
Bonus is Credited Automatically
Your \$500 bonus and 100 free spins are credited automatically after deposit confirmation.
4
Complete Terms
Wager 10x the bonus amount on sports bets. Casino, live dealer and horse racing do not count toward rollover.
Bonus Notice
Bonus terms, wagering requirements and eligible games at Marathonbet may change at any time. Always read the full T&C before claiming any offer. All bonus decisions and wagering activity are entirely your own responsibility.