Free Bet Converter

What's your promo
actually worth?

The calculation OddsJam charges $249/mo for, free. Convert bonus bets, bet credits, deposit matches, and odds boosts into real expected value — instantly, in your browser.

Bonus bet amount ($)

Place on a ~+100 two-way market to convert at ~70¢ on the dollar.

Credit amount ($)

Conversion rate: 70%

DraftKings bet credits typically convert at 60–65%. Adjust the slider to match your book.

Deposit amount ($)

Match percentage (%)

Assumes standard single-bet rollover clearing at 70% conversion. Actual EV depends on rollover requirements.

Boosted odds (American)

Fair / market odds (American)

Stake ($)

Enter positive American odds as e.g. 450, negative as e.g. -110. EV formula matches OddsWatch's internal scorer.

Expected Value

≈ $35.00

$50 bonus bet × 70% conversion rate

Estimate only. Actual conversion depends on line selection and market liquidity.

OddsWatch — $19/mo

OddsWatch finds these promos automatically, scores them, and alerts you before the window closes. Stop checking manually — let the agent do it.

For educational and informational purposes only. Not a sportsbook. Not a betting service. Always bet responsibly. 21+ in eligible states.