This is our expert’s guide to the best accumulator betting sites including bookies that offer acca insurance, boosts, freezes, bonuses, and sign-up offers.

Accumulators are some of the most popular forms of betting in the UK due to punters being attracted to the higher odds.

Some bookmakers have special offers and features on their accumulators giving punters an excellent betting experience. 

Below we’ve highlighted the main accumulator features from the top accumulator bookie sites.

If you are placing accumulator bets make sure to use one of the sites below, and when you sign up you’ll bag some free bets too.

Best Sign-Up Offers & Features for Accumulator Sites:

bet365 Accumulator Offer - Up to 100% bonus + £30 in free bets

For new customers at bet365. Min deposit requirement. Free Bets are paid as Bet Credits and are available for use upon settlement of bets to value of qualifying deposit. Min odds, bet and payment method exclusions apply. Returns exclude Bet Credits stake. Time limits and T&Cs apply. Registration required. AD

New customers get £30 in free bets from a £10 qualifying bet and when you open a bet365 account you’ll get up to 100% acca bonus.

bet365 offer their customers an accumulator bonus of up to 100% if their acca wins, and that’s well ahead of competitors.

The bonus is dependent on the number of legs in the acca, example below:

• 4-fold accumulator = 7.5% boost 

• 6-fold accumulator = 12.5% boost 

• 8-fold accumulator = 20% boost 

• 10-fold accumulator = 30% boost 

• 12-fold accumulator = 40% boost 

• 14-fold accumulator = 50% boost 

• 16-fold accumulator = 60% boost 

• 18-fold accumulator = 80% boost 

• 20+ fold accumulator = 100% boost

Sign up to bet365 and get up to a 100% boost for a winning accumulator & new customers get £30 in free bets. 

Betfair Accumulator Offer - Acca Edge, 90 min payout + £50 in free bets 

Welcome Offer: New customers, Deposit & Place a Bet within 7 days, and settle a £10 minimum bet at odds of 4/5 (1.8) or greater, to be credited with 3x £10 free bets: 1 x £10 Horse racing, 1 x £10 Free Bet Builder and 1 x £10 Football. Stake not returned. T&Cs Apply. Acca Club: T&Cs Apply. Promo runs Mon 09:00 to Sun 23:59. Opt-in required. 50% profit boost on 7+ Acca selections. Max stake £20. Max winnings £1,000. Up to 5 boosts per customer per week. Exclusions apply.18+ BeGambleAware.org.

New customers get £50 in free bets and when you open a Betfair account you’ll be able to use Acca Edge & 90-minute payout.

Acca Edge is a better version of acca insurance, it’s a more competitive version of the traditional acca insurance. 

• Refunds are paid as cash
• Instant payouts 
• No minimum odds (3 selections or above an acca edge kicks in)
• This applies to trebles and above (not the usual 5-fold) 
• All sports (not just football) 

Acca-lovers will also appreciate Betfair’s 90-minute payout feature, which means football markets with Match Odds 90 markets will be paid out if the bet is winning at 90 minutes regardless of the full-time result. 

If your bet is not winning at 90 minutes you still have until the end of normal time for the result to change and your bet to be a winner.

Sign up to Betfair and get Acca Edge and a 90-minute payout feature & new customers get £50 in free bets. 

Sky Bet Accumulator Offer - Acca Freeze + £40 in free bets

New customers only. First single & E/W bet only. Odds of 1/1 or greater. 4 x £10 bet tokens. Free bet stakes not included in returns. Free bets are non withdrawable. Free bets expire after 30 days. Eligibility restrictions and further T&Cs apply. 18+. Gambleaware.org

New customers get £40 in free bets for any bet and when you open a Sky Bet account you’ll be able to use Acca Freeze.

This is an innovative feature from Sky Bet that allows their customers to ‘freeze’ a winning selection on their accumulator. 

Acca Freeze is in play when you create it with a minimum of 5 legs. 

This gives punters an opportunity to increase their chances of winning their acca and ‘freezing’ a higher odds selection.

For example, if Brentford go 1-0 up away to Man United, given Brentford would be underdogs, this is something you could freeze.

Sky Bet also have some ready-made accas available with boosted prices and enhanced odds.

Sign up to Sky Bet and get Acca freeze & new customers get £40 in free bets. 

10bet Accumulator Offer - Up to 100% acca boost + £50 in bonuses

New bettors; Code SPORT; Wager deposit & bonus 8x; Max qualifying bet stake=initial bonus; Valid 60 days; Min odds, bet and payment method exclusions apply; T&C apply; 18+

New customers get up to £50 in bonuses when you create an account and make an first deposit, when you open a 10bet account, you can get up to a 100% boost on accumulators too.

Their excellent new customer bonus means you’ll receive 100% of your first deposit in free bonuses (up to £50).

If you’re an acca lover, 10bet is the bookmaker for you, they offer customers a top range of accumulator boosts, up to 100%.

The boost is dependent on the number of legs in the acca, example below:

• 3-fold accumulator = 5% boost 
• 4-fold accumulator = 10% boost 
• 5-fold accumulator = 15% boost 
• 6-7 fold accumulator = 20% boost 
• 8-9 fold accumulator = 30% boost 
• 10-11 fold accumulator = 40% boost 
• 12-fold accumulator = 50% boost 
• 13-fold accumulator = 60% boost 
• 14-fold accumulator = 70% boost 
• 15+ fold accumulator = 100% boost 

Each selection must be with odds of at least 1/2 (1.5) and the maximum extra cash boost is £5,000.

Before you can withdraw your free bonuses, you’ll need to wager them 8 times on sports markets of your choice - be sure to follow our range of expert tips as you unlock your bonus for withdrawal.

Sign up to 10bet and get up to a 100% boost for a winning accumulator & new customers get up to £50 in free bets.