ToolForge

Kelly Criterion Calculator

Calculate the optimal bet fraction with the Kelly criterion.

How to use

Enter win probability and decimal odds to get the Kelly fraction.

Related Tools

100-Day Savings ChallengeSave a little more each day for 100 days and build a nice total. 52-Week Savings ChallengeSave progressively each week for a year and watch your total grow. Loan Amortization ScheduleGenerate a full amortization schedule with monthly payment and principal/interest breakdown. APR to APY ConverterConvert between APR and APY with different compounding frequencies. Bill SplitterSplit a bill with tip among any number of people. Bond Yield CalculatorEstimate current yield and annual income from bond price and coupon.

Data is processed entirely in your browser; nothing is uploaded to our servers.