Free Betting Calculators
Arbitrage, EV, parlay, hedge, dutching, odds converter and bonus bet calculators — designed for Australian punters and AU bookmakers. No signup required.
Lock in profit by backing every outcome at competing AU bookies.
Open tool →Quantify expected value vs the sharp / market line.
Open tool →Combine legs, see total odds and payout on any stake.
Open tool →Lock in profit on a winning bet by hedging the other side.
Open tool →Stake multiple selections to win the same amount on each.
Open tool →Convert decimal ↔ fractional ↔ American ↔ implied probability.
Open tool →Cash out bonus bets at AU bookies — turn promo credit into real money.
Open tool →Optimal stake size from your bankroll, odds and true win probability.
Open tool →Remove bookmaker margin — recover true probabilities from any market.
Open tool →Same-game multi odds — see true combined price and correlation margin.
Open tool →Want this automated across 140+ bookmakers?
Krok Odds scans Sportsbet, TAB, Ladbrokes, Bet365, Neds, PointsBet AU and more — every arb, +EV, middle and low-hold in real time. 3-day Apex trial, card required.