Accumulators: How They Work
An acca, also called a parlay or multi, rolls several picks into one wager. Every selection must win for the bet to pay, but because the odds multiply, a small stake can return a large payout.
How accumulator odds work
Multiply the decimal odds of each selection together. A three-fold of 2.0, 1.5 and 3.0 gives combined odds of 9.0, so a 10 stake returns 90. More legs means a bigger price but and more risk, since one losing leg sinks the whole bet. Unsure on odds? See our odds explained guide.
Acca insurance and boosts
- Acca insurance: when a single leg loses, the operator gives the stake back, often as a free bet.
- Acca boost: a percentage bonus on winnings that grows with the number of legs.
Building a smart acca
Do not over-stack: each extra selection lowers the chance of a clean sweep. Focus on value rather than just big odds, and skip bets that depend on each other that a bookmaker may not allow together.
Cashing out an acca
When most of your legs have landed, a cash-out lets you secure profit before the final leg. Read more in our in-play betting guide.
An acca turns a small stake into a big return, but every leg has to win. Do not over-stack, favour value, and protect a live acca with insurance or cash-out.