An accumulator — commonly called an acca — is a single bet that links together two or more individual selections. The winnings from each selection automatically roll onto the next, creating a compounding effect that can turn a small stake into a substantial payout.
How an Accumulator Works
When you build an acca, you're essentially chaining together individual bets. Each selection's potential payout becomes the stake for the next.
Example: 4-fold accumulator
- Chelsea to win: 1.80
- Arsenal to win: 2.00
- Liverpool to win: 1.75
- Man City to win: 1.60
Total odds: 1.80 × 2.00 × 1.75 × 1.60 = 10.08
A £10 stake returns £100.80 — over 10x your money if all four teams win.
Types of Accumulator Bets
Double: 2 selections. The minimum to qualify as an accumulator.
Treble: 3 selections.
4-Fold, 5-Fold, etc.: Named by number of legs (4 and above).
Football Saturday Acca: A popular weekend ritual — picking 5 or more football matches to all win, often from the Premier League, Championship, and European leagues.
Each-Way Accumulator: Each selection is placed each-way (win and place). More expensive but offers some protection if selections place rather than win.
Building a Winning Accumulator Strategy
Stick to Familiar Leagues
Bet on leagues you follow closely. Your knowledge of team form, injuries, and motivation is a genuine edge. Avoid exotic leagues where information is scarce.
Avoid Heavy Favourites at Short Odds
Adding a 1.20 shot barely increases your returns but adds significant risk. If a 1.20 favourite has an 83% implied chance of winning, that's a 17% chance of blowing your entire acca.
Consider Correlation
Selections that affect each other can be risky. If you back "Chelsea to win" and "Chelsea vs Arsenal: over 2.5 goals," these are correlated — if Chelsea win 1-0, both legs lose.
How to Place an Accumulator
- Open the sport section in your bookmaker app or website.
- Click each selection you want to include — they'll appear in your bet slip.
- Select "Accumulator" in the bet slip (automatically shown when you have 2+ selections).
- Enter your stake — your potential returns update instantly.
- Check any promotions — acca insurance, price boosts, or bonus winnings.
- Confirm your bet.
Accumulator Promotions to Look For
Most bookmakers run regular acca promotions:
- Acca Insurance: Free bet refund if one leg lets you down (typically 5+ selections required)
- Acca Boost: Extra percentage added to winnings (e.g. +10% on a 5-fold)
- Early Payout: Some bookmakers pay out if your team goes 2-0 up, even if the match continues
Read T&Cs carefully. Minimum odds per selection, minimum total odds, and excluded markets apply to most offers.