Prediction Market Tools
Free calculators and utilities for smarter trading on Kalshi, Polymarket, and other prediction markets.
Dutching Calculator
LiveCalculate optimal stake allocation across multiple outcomes for equal profit. Perfect for coverage bets on futures markets.
Try it →Kelly Criterion Calculator
LiveDetermine optimal bet sizing based on your edge and bankroll for long-term geometric growth.
Try it →Arbitrage Finder
Coming SoonFind cross-platform arbitrage opportunities between Kalshi, Polymarket, and traditional sportsbooks.
EV Calculator
Coming SoonCalculate expected value for any prediction market contract based on your probability estimate.
Looking for Automated Edge Detection?
Our dashboard surfaces real-time mispricings by comparing live market odds to historical probabilities.
View Live Edges →