The following is a collection of free online tools for sports betting enthusiasts.

Betting Trackers

  • Combined Excel Staking Plan Calculator and Betting Tracker
    The worksheet tracks your bets and provides in-depth performance data as well as a profit graph. Unlike our standard Excel betting tracker, this worksheet calculates recommended stakes using four different staking plans: level stakes, percentage stakes, square root stakes and the Kelly criterion. The spreadsheet compares your betting performance to the hypothetical results had you strictly followed the four staking plans. The level, percentage and square root plans have adjustable settings that include the ability to adjust your stake for the wager odds and bet rating.
  • Excel Betting Tracker
    This workbook enables you to log and analyse your betting performance using Microsoft Excel
  • Google Sheets Betting Tracker
    This workbook enables you to log and anaylse your betting performance using free, online Google Sheets
  • OpenOffice Betting Tracker
    This workbook enables you to log and track your betting performance across a range of betting agencies.

Online Calculators

  • Arbitrage Calculator
    Calculates various arbitrage strategies when an arbitrage opportunity exists.
  • Asian Handicap Calculator
    This calculator enables you to calculate payoff and profit scenarios for Asian Handicap bets. You can view the bet result for a specific scoreline, or you can analyse every possible scenario for a particular wager. Asian Handicap betting is popular for soccer fixtures and other sports where a draw is a strong possibility.
  • Betting Exchange Hedging Calculator
    Calculates various strategies when a hedging opportunity exists on a betting exchange.
  • Betting Exchange Back vs Lay Calculator
    Calculates whether you should back a selection or lay the opposition selection on a betting exchange.
  • Betting Exchange Arbitrage & Hedging Calculator
    Calculates various strategies when an arbitrage or hedging opportunity exists using a betting exchange. This calculator also works for strategies that combine bookmaker (back) wagers with exchange lay bets.
  • Betting Performance Calculator
    Tests historical betting performance using Pearson’s chi-squared (χ2) test of independence. A G-test is also provided for those who prefer that metric.
  • Bookmaker Margin / Vigorish Calculator
    Calculates the bookmaker margin (overround) and vigorish (vig) for a set of entered odds. Arbitrage opportunities are highlighted if they exist.
  • Draw No Bet and Double Chance Calculator
    Uses three-outcome (win-draw-loss) head-to-head odds to engineer equivalent Draw No Bet and Double Chance markets.
  • Dutch Betting Calculator
    Calculates Dutching strategy to return the same profit regardless of which selection wins.
  • Each-Way, Win and Place Calculator
    Calculates the potential payoffs for win, place and each-way wagers. This enables you to compare the risk-reward trade-offs for the three bet types.
  • Hedged Dutch Betting Calculator
    Calculates hedged Dutching strategy to return the same profit regardless of which primary selection wins, whilst hedging in the event that a secondary selection wins.
  • Hedging Calculator
    Calculates various hedging strategies when a wager has already been placed on the market.
  • Kelly Criterion Calculator
    Calculates a recommended stake based on the bookmaker odds and your estimated probability that the selection will win. Lay betting, commissions, refunds and fractional Kelly betting are supported.
  • Odds Conversion Calculator
    Converts odds formats between decimal/European, fractional, moneyline/American, Hong Kong, Indonesian and Malay formats. The associated implied probability is also calculated.
  • Parlay Odds Calculator
    Calculates parlay (multi) odds based on the selection odds. It supports American / moneyline, decimal, fractional, Hong Kong, Indonesian, implied probability and Malay odds formats.
  • PointsBet Spread Betting Calculator
    Calculates the impact of the maximum loss setting on payoffs for spread bets. The calculator is specific to the Australian-licensed spread betting bookmaker PointsBet.


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