Bet Builder Finder Find bet builder combinations that lock you into a single layable correct score
①
Pick a combo
Choose a multi-leg bet builder combination where all legs together point to just one possible correct score.
②
Back at the bookie
Place the bet builder at your bookmaker. Look for boosted markets - these turn a qualifying loss into a small profit.
③
Lay the score at exchange
Lay only that one correct score (e.g. 1-1) at Betfair or Smarkets. One lay bet covers everything. Check liquidity first.
⚠️ Important: Always check there is enough liquidity on the correct score market at the exchange before placing your back bet at the bookie. These are typically qualifying losses unless the odds are boosted - the goal is to earn a free bet. Some bookies restrict bet builder combinations so test with a small stake first.
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Calculator
Click Calc → on any game, or enter your own back and lay odds below.
BACK
at bookmaker
LAY
at exchange - correct score market
Free bet (SNR) - £
Lay stake
-
Lay liability
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Free bet profit
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P&L by outcome
Enter back and lay odds above to calculate.
Back wins, lay loses
Score = correct score
Back loses, lay wins ⭐
Any other score
These two outcomes are mutually exclusive.
2-leg combinations
1 Result: Draw
2 Goals: Under 1.5
Lay
0-0
No goals, so it must be 0-0.
1 Result: Home Win
2 Goals: Under 1.5
Lay
1-0
Only home win possible with 0 or 1 goals.
1 Result: Away Win
2 Goals: Under 1.5
Lay
0-1
Only away win possible with 0 or 1 goals.
1 BTTS: Yes
2 Goals: Under 2.5
Lay
1-1
Both score + max 2 goals = only 1-1.
3-leg combinations (most popular with bookies)
1 Result: Draw
2 Goals: Under 2.5
3 BTTS: Yes
Lay
1-1
Draw + both score + max 2 goals = only 1-1. Easy to remember.
1 Result: Home Win
2 Goals: Under 3.5
3 BTTS: Yes
Lay
2-1
Home win + both score + max 3 goals. Only 2-1 fits.
1 Result: Away Win
2 Goals: Under 3.5
3 BTTS: Yes
Lay
1-2
Away win + both score + max 3 goals. Only 1-2 fits.
1 Result: Home Win
2 Goals: Over 1.5
3 Goals: Under 2.5
Lay
2-0
Home win with exactly 2 goals and away team doesn't score.
1 Result: Away Win
2 Goals: Over 1.5
3 Goals: Under 2.5
Lay
0-2
Away win with exactly 2 goals and home team doesn't score.
1 Result: Draw
2 Goals: Over 1.5
3 Goals: Under 2.5
Lay
1-1
Draw with exactly 2 goals = 1-1 only.
4-leg combinations
1 Result: Home Win
2 Goals: Over 3.5
3 Goals: Under 4.5
4 BTTS: Yes
Lay
3-1
Exactly 4 goals, home win, both score.
1 Result: Away Win
2 Goals: Over 3.5
3 Goals: Under 4.5
4 BTTS: Yes
Lay
1-3
Exactly 4 goals, away win, both score.
1 Result: Draw
2 Goals: Over 2.5
3 Goals: Under 4.5
4 BTTS: Yes
Lay
2-2
Draw with 3–4 goals + BTTS: only 2-2 is possible.
Build your own combination
Add legs to see which correct scores are possible, then enter odds in the calculator →
Possible scores
Add legs on the left to see which
correct scores are still possible.
correct scores are still possible.