Tools
Odds comparator
Convert between implied probability, American odds, and decimal odds. For education — prediction-market prices are already close to probabilities.
For live Yes/No prices across Polymarket, Kalshi, PredictIt, and Novig (matched when available), open any market detail page — the cross-brand table lives there.
Input
Converted
- Implied probability
- 55.00%
- American
- -122
- Decimal
- 1.818
Tip: Polymarket outcome prices are roughly implied probabilities (before fees/spread).