Edge Hunters / Free Tools

Calculators that punch above their weight.

Every calculator a matched bettor actually uses, free, no signup. The same maths the Premium tools run on, exposed one calculator at a time for anyone who wants to do it by hand.

Watch the market

Live data

Live prices across every major US and Canadian sportsbook. The flagship free tool, kept fresh by the same feed that powers Premium.

Odds Screen

Compare live odds across every major sportsbook

Convert promotions

Matched betting

Free bets, risk-free bets, qualifying bets. Three calculators, one shared mode, exact stakes for whichever offer you're chasing.

Free bet calculator

Convert a free bet into cash profit

Risk-free bet calculator

Maximise risk-free reload offers

Lay bet calculator

Find the lay stake that matches a back bet

Arbitrage calculator

Lock guaranteed profit across two books

Dutching calculator

Split stake across selections for equal profit

Crunch the numbers

Markets & sizing

The market-maths utilities. Arbitrage splits, dutching across multiple selections, Kelly bet sizing, and odds-format conversion.

Kelly calculator

Optimal bet size by Kelly Criterion

Expected value calculator

Spot +EV bets and see the fair odds

Odds converter

American, decimal, fractional. Instantly

Tired of running these by hand?

Premium does the maths for you, against live odds, every market.

The free calculators are great for one-offs. Premium runs all of them continuously across every supported sportsbook and surfaces the opportunities worth taking.

See Premium Tools

1. Every market, scanned live
2. Ranked by expected profit
3. Step-by-step guides per offer
4. Profit tracking baked in