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Boost your racing accumulators

1195125762 promo page combobooster horse racing royal ascot un uk 2023.jpg

Want to boost the returns on your racing accumulators with our Acca Boost? You’re On!

Boost your racing acca THREE times a day.

The bigger the accumulator, the bigger the boost!

How does it work?

Add your selections to your betslip


Open the ‘MULTIPLE OPTIONS’ section


Enter your stake

max £20


Click the Acca Boost button found within the betslip

Place your bet as usual and you can see your Acca Boost bets in your ‘My Bets’ or ‘Open Bets’ sections marked Acca Boost next to the selection odds.

acca boost new table UK 2023

CLICK TO BET
Promotional Terms and Conditions
  • Eligible accounts will receive 3 Acca Boost token every day (00:00 - 23:59).
  • If your Acca Boosts are not used, then they will expire each day at midnight. They will not ‘roll over’ and accumulate with the following days boosts.
  • Acca Boosts are available on Unibet Racing web, mobile and app.
  • There is a maximum stake of £20 per customer per Acca Boost.
  • Only Win bets and the Win part of Each Way bets are boosted. On each way bets, the Acca Boost will only be applied to the win part of the bet, whilst the place part will be struck at the original price.
  • Acca Boosts are not available on Futures events or on Specials.
  • Acca Boosts are only available for horse racing and greyhound racing
  • Acca Boosts are not able to be used in conjunction with freebet tokens / balances.
  • Standard Rule 4s will apply against the price of a withdrawn horse(s).
  • Bets which have an Acca Boost applied will not be eligible for Best Odds Guaranteed (BOG)
  • If one or more of your selections in an Acca Boosted bet is deemed a non-runner, or void for any other reason, your bet and boost will be amended to however many selections remain. If your bet ends up as a single, the boost will be removed and added back to your daily allowance.
  • Boost % as follows:
  • 3 legs – 10%
  • 4 legs – 15%
  • 5 legs – 20%
  • 6 legs – 30%
  • 7 legs+ - 40%
  • These Promotion Terms and Conditions including any applicable instructions on www.unibet.co.uk ("Promotion Terms") apply to all Unibet promotions. By entering you accept and agree to be bound by these Promotion Terms. In addition, Unibet’s Terms and Conditions and Rule Books ("Standard Terms") also apply (available at www.unibet.co.uk). In the event of any difference between these Promotion Terms and the Standard Terms, these Promotion Terms will prevail.
  • 1. This bonus, offer or promotion (“Promotion”) is available to individuals aged 18 years and over who have fully registered as customers of Unibet.
  • 2. No employees of Unibet and its affiliated companies, or family members of employees and affiliated companies, may take part in Promotions.
  • 3. Unless confirmed otherwise by Unibet in writing: (i) Promotions are available once only to any registered account, which shall mean no more than one bonus per user, IP address, computer device, family, residential address, telephone number, credit or debit card and/ or e-payment account, e-mail address, and environments where computers are shared (university, fraternity, school, public library, workplace, etc.); and (ii) Promotions cannot be used in conjunction with, or to qualify for, any other Unibet.co.uk promotional offer.
  • 4. Unibet reserves the right acting reasonably and without prior notice and in accordance with its eligibility requirements, bonus abuse policy and internal trading risk policy to:
  • withhold, restrict or cancel this Promotion from individual account holders; and
  • reclaim any bonus funds, enhanced payments or winnings from bonus funds.
  • 5. Promotional offers are intended to enhance a player’s enjoyment of the games and any attempts to manipulate or abuse a bonus or abuse the spirit of this promotion will not be tolerated and may lead to forfeiture or blocking of any points, bonuses, prizes and/ or winnings under a promotion as well as an immediate exclusion from the promotion and future Unibet promotions and/ or closing of the account. Unibet considers the following play to be in breach of this term:
  • Betting more than 30% of the initial bonus amount in any one game round (i.e. slot/ roulette spin, blackjack hand etc.) until wagering requirements have been met. For example, a £100 deposit bonus = £30 maximum bet per game.
  • Betting more than £15 per spin on slots while using bonus funds.
  • Using one type of game to build a balance (e.g. large bets on a single number at roulette) then switching to another (e.g. slots) for the purpose of meeting wagering requirements.
  • Exploiting promotions by placing bets or wagers where there is no or limited risk of loss to the customer, other than where the absence of risk is a key part of the promotion. By way of example and without limitation using low risk methods such as wagering both Red and Black in Roulette, wagering both Player and Banker in Baccarat, covering more than 70% of outcomes (e.g. 26 or more numbers on a Roulette table).
  • Playing a game that has collectable features (including, by way of example and without limitation, sticky wilds (Scarab) or a progress bar (dynamite riches megways), building collectable features using bonus funds and, subsequently (after discharging a related wagering requirement), depositing real funds and playing the game again to release the collectable features as cash.
  • 6. Except as outlined in these Promotional Terms, amendments to Promotions will not be made after you are opted in, unless you accept any such amendments.
  • 7. Unibet may, at any time, make minor amendments to this Promotion to correct typographical errors or to improve on clarity or customer experience and may cancel this Promotion for legal or regulatory reasons.
  • 8. Unless otherwise specified in writing, in the event that you are required to travel to take part in any event, you are responsible for making all your own arrangements (including insurance).
  • 9. Unibet accepts no responsibility whatsoever for system or connection problems that might affect any end user during any of these Promotions.
  • 10. Unibet’s decisions in respect of any matter(s) concerning a Promotion are final, subject always to your right to refer a decision to Unibet’s complaints policy as described in the Standard Terms.
  • 11. This Promotion is operated by Platinum Gaming Limited a company registered in Gibraltar with its registered office address at Sovereign Place, 117 Main Street, Gibraltar, GX11 1AA, Gibraltar.
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© Copyright 2026, Unibet. All rights reserved
Unibet is not affiliated or connected with sports teams, event organisers or players displayed on its websites and/or mobile apps or (ii) to any mobile brands.
This website is operated by Platinum Gaming Limited whose registered office is at Sovereign Place, 117 Main Street, GX11 1AA, Gibraltar.
Platinum Gaming Limited is regulated and licensed by The Great British Gambling Commission (under Account number 45322 ), with respect to customers registered in Great Britain, (ii) The Irish Revenue Commissioner (licence number 1013174) for sportsbook customers in Ireland, and for all other products and jurisdictions; (iii) The Government of Gibraltar (under Licence numbers 091 and 092), and the Gibraltar Gambling Commissioner under the Gambling Act 2005.