Free Tools

Calculators — Trading Tool Hub

Quick, interactive calculators that help you size stakes, calculate liability, green up positions, convert odds and more. Use the search, filter or open them directly.

Tip: Start by searching for the calculator you need, toggle “Open links in new tab” if you’d like to keep this hub open, and sort alphabetically if desired.

Available calculators

Arbitrage Finder

Search for surebets across outcomes and calculate required stakes to lock profit.

Back/Lay Liability & Profit

Calculate liability and profit for back or lay bets with ease.

Bankroll % Risk

Quickly compute stake size using a % of bankroll or fixed risk target.

Dutching Calculator

Distribute stake across selections to guarantee the same return if any wins.

Exchange Commission

Calculate exchange commission and net profit after fees for trades and bets.

Expected Value (EV)

Calculate EV from your edge, probability and implied odds to assess strategy viability.

Green-up Calculator

Quick hedge calculator to compute stakes needed to green up and secure profit or limit losses.

Odds Converter

Convert between decimal, fractional and American odds and preview implied probabilities.

Stop-loss Tick Calculator

Compute stop-loss ticks and resulting P&L for tick-based instruments or exchange prices.

Target Odds Calculator

Work out the odds you need to win or hedge to reach a predefined profit target.

Note: These calculators are provided for educational and planning purposes. They do not constitute financial or betting advice. Always test in a safe environment and confirm results before committing funds.