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The Romanian Winmasters bookmakers offer a combo booster accumulator promotion  to their new and existing customers. Create an account or log in to your existing WinMasters account, place an accumulator bet with minimum 4 selections with the odds of 1.35 or greater and if your combo wins, you will get up to 60% extra winnings. 

What do I need to do to get this bonus?

  1. Log in to your WinMasters account,
  2. Place a winning accumulator bet with at least 4 and up to 14 selections from qualifying events,
  3. Based on how many events you have included in your accumulator, Winmasters will award you at least 10% up to 70% of your bet:
  • 4 events – 5%,
  • 5 events – 10%,
  • 6 events – 15%,
  • 7 events – 20%,
  • 8 events – 25%,
  • 9 events – 30%,
  • 10 events – 35%,
  • 11 events- 40%,
  • 12 events – 45%,
  • 13 events -50%,
  • 14 events – 60%.

Example: If you place £ 100 acca with 9 events and your bet wins, Winmasters gives you a £ 30 bonus.

Pros and Cons:
+ No wagering requirements for free bets,
– Only football, basketball and tennis events qualify for this bonus.
– The promotion is available only for customers from Romania.

Terms & Conditions:

  1. The offer is valid to customers residing at Romania.
  2. The combo booster promotion is only available for multi bets containing matches from: Football : World Cup, Champions League, Europa League, Romania – Liga 1, England – Premier League, England – Championship, England – League One, England – League Two, Germany – 1.Bundesliga, Germany – 2.Bundesliga, Spain – Primera Division, Italy – Serie A, France – Ligue 1, Belgium – Jupiler League, Portugal – Primeira Liga, Holland – Eredivisie, Switzerland – Super League, Turkey – Super Liga, Scoțland – Premier League, Greece – Super League, Poland – Ekstraklasa, Ireland – Premier, China – Super League, Hungary- NB I, Czech -1.Liga, Brazil – Serie A, Chile – Primera League, Mexico – Primera Div, Australia – League A, Finland – Veikkausliiga, Denmark – Superligaen, Russia – Premier Liga, Japan – J-League 1, Norway – Tippeligaen, Sweden – Allsvenskan, USA – MLS, Copa Libertadores, International Friendly games, Basketball: Eurobasket, Euroleague, WNBA, NBA, Spain ACB, Greek A1, Italy Lega 1, Turkey Super Ligi; Tennis : Grand Slams, ATP World Tour (250,500,1000), WTA.
  3. Only pre-live matches qualify for this promotion. System bets will not qualify towards this promotion.
  4. Each selection on the slip must have min odds of 1.35 or more in order to qualify.
  5. Bets on Asian Handicaps (including over/under asians) do not qualify for this promo.
  6. Bets placed with Free Bet or with a mixed stake (real money and bonus) are not subject to this promotion.
  7. Cashed out bets placed are not subject to this promotion.
  8. If one of the selections is cancelled or not eligible the bet will not qualify for this promotion.
  9. The extra winnings will be added to each player’s account after the bet is settled.
  10. The maximum bonus amount given to each player/account per day is capped at 3.000 ron (750 €). Any amount greater than this will be retracted.
  11. All winmasters offers are intended for recreational players and winmasters may in its sole discretion limit the eligibility of customers to participate in all or part of any promotion.
  12. winmasters reserves the right to change the terms and conditions of this offer after the National betting Authority has been informed. Please note that players that have already received the offer are bound by the terms and conditions that they accepted at the time they received the offer.
  13. The offer remains valid and is subject to the Terms and Conditions, as those were accepted during the offer’s activation.

Bookmaker Rating’s Conclusion

The accumulator bonus from WinMasters can be your opportunity to start placing accumulator bets with good odds and good boosts percent.  You can read our review on WinMasters to make a better-informed decision.  

If you have any questions, the Bookmaker Rating Support Service will be happy to help: [email protected].


  1. What is cash out on WinMasters?
    Cashout provides you better control over your bets and allows you to receive a refund before the end of the event. When this feature is activated, you can close a bet totally or partially, leaving the remainder of your bet to evolve.
  2. How long do WinMasters withdrawals take?
    Deposits are processed instantly using debit and credit cards, e-wallets or prepaid cards. Your deposit or withdrawal processing time may vary depending on your selected payment method. For further details of the clearing times, please visit WinMasters’ “Payment Methods” page.
  3. Does Winmasters have apps?
    Unfortunately, at the moment of writing, Winmasters does not assist with apps for mobile phones.
  4. Is Winmasters legal?
    With license number MGA/CL1/1033/2014 Winmasters is controlled and licencesd under WM Interactive Limited by Malta Gaming Authority.
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