Betting Tools & Gambling Calculators

  • Freeplay Value Calculator
    Determines the risk-free real dollar profit that may be obtained from betting and hedging a freeplay of given size.
  • Half-Point Calculator
    Calculates the value of buying or selling half-points for MLB totals and NBA, NFL, NCAA Basketball, and NCAA Football spreads and totals.
  • Kelly Calculator
    Calculates Kelly stakes for bets on up to either 15 simultaneous events or 15 mutually exclusive outcomes of a single event.
  • Odds Converter
    Converts odds between US, decimal, fractional, percentage, Hong Kong, Indonesian, and Malay formats.
  • Parlay Calculator
    This calculator determines parlay payouts as well as associated premiums given a set of underlying bet odds.
  • Poisson Calculator
    Calculates win probabilities and odds for one or two variable Poisson-style proposition bets given an underlying win percentage.
  • Reverse Bets
    This calculator determines the maximum win and loss amount for a given reverse bet, as well as the situational results based upon whether or not each underlying game wins, loses, or pushes.
  • Round Robin Calculator
    This calculator determines the maximum win and loss amount for a given round-robin, as well as the situational results based upon whether or not each underlying game wins, loses, or pushes.
  • Spread/ML Converter
    This calculator approximately converts between spreads and money lines for both pro and college football and basketball.
  • Streak Calculator
    This calculator determines the probability of losing a streak of wagers over thecourse of a wager series of specified length.
  • Sports Betting Functions for Excel
    A library of Excel functions relevant to advantage sports betting. For advanced users.
  • Generic Kelly Criterion Spreadsheet for Excel
    A multipurpose Kelly Criterion Excel spreadsheet that allows to players to specify a variety of constraints on maximum bet sizes, initial positions, and custom odds. For advanced users.

All tools and scripts found on these pages are property of SBR. Please read our Terms of Use

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