Bet calculators
Free horse-racing bet calculators. Each-way returns, Lucky 15 with bonus rules, accumulator combined odds, Rule 4 deductions, and dutching stakes — bookmark and reuse before every bet.
- Each-way
Single horse, two bets — one to win, one to place. Calculate full returns with 1/4 or 1/5 place terms and any number of places paid.
Open calculator → - Lucky 15
4 selections, 15 bets. Singles + doubles + trebles + four-fold. Handles the common bookmaker bonuses (single-winner triple-odds, all-winner 10%).
Open calculator → - Accumulator
Combine 2 to 12 selections into one bet. See combined odds, returns, and the implied probability the bookmaker is pricing in.
Open calculator → - Rule 4
When a horse is withdrawn after final declarations, the bookies cut your winning odds. This calculator applies the official Tattersalls Rule 4 deduction table to your bet.
Open calculator → - Dutching
Back two or more horses in the same race so you win the same amount whichever one comes home. Calculator splits your stake across selections.
Open calculator →
All calculators run in your browser. We don't see what you type. Results are based on official UK bookmaker conventions (Tattersalls Rule 4, standard each-way terms, Lucky 15 bonus structures); always check your bookmaker's specific terms before placing real money. 18+, please bet responsibly — BeGambleAware.