Odds Converter

All three formats at once — plus the true implied probability.

Result

Decimal2.5
American+150
Implied probability40%
Fair odds check40% chance → true odds 2.5

Odds Converter — FAQs

Why does the bookie total exceed 100%?

That's the overround/vig — margins on both sides mean implied probabilities sum >100%. The excess is the bookmaker's edge, typically 2–8%.

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Free to use — paste this snippet into any webpage. It auto-resizes and includes a small attribution link. Add ?theme=dark to the iframe URL for dark mode.