Free Bridge Calculators

Exact odds, scores and probabilities for every bridge decision: no signup, no simulation, pure math.

What Should I Bid?

Enter your hand and the auction - a strong engine suggests the next bid with its meaning.

Suit Combination Calculator

Exact double-dummy odds for any holding in one suit, lie by lie.

Suit Break Calculator

How will the missing cards split? Exact odds for every break, from 2 to 11 missing cards.

Score Calculator

Full result table for any contract, plus IMP and matchpoint converters.

Hand Probability

How rare is your hand? Any shape combined with any HCP range.

Game & Slam Odds

Break-even percentages for bidding game, small slam and grand slam at IMPs.

Odds Reference Tables

Suit breaks, HCP frequencies and all 39 hand patterns in one place.

Enter a full deal and explore it card by card with double-dummy analysis.

Ready to use the odds at the table?

Practice bidding and opening leads on puzzles graded against optimal play.

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