Tools and Calculators

Use practical utilities to understand prices, payouts, fees and exposure.

Build your foundation

Estimate shares, payout, gross profit and maximum loss from an entered market price.

Convert a Polymarket-style market price into an implied probability.

Estimate shares, payout, gross profit and maximum loss from an entered market price.

Calculate the current published Polymarket taker fee by category, shares and price. Makers return zero under the published rule.

Convert a Polymarket-style market price into an implied probability.

Translate a simple bankroll risk cap into a maximum stake and estimated shares.

Compare your probability estimate with a market price using a transparent expected-value calculation.

Search current public Polymarket markets by topic without connecting an account.

Summarize entered positions and concentration by your own exposure groups.