Matched Betting Calculator

Calculate profit from free bet promotions

Risk-Free Profit SNR/SR Support Auto Commission

Free Bet Details

Odds

Odds Difference0.2 (5%)
%

Common Scenarios

Results

Guaranteed Profit

$34.34

Retention Rate68.67%
Lay Stake Required$36.14
Liability Required$115.66

Outcome Breakdown

If Back Bet Wins
+$34.34
If Lay Bet Wins
+$34.34
Match Qualityfair

Pro Tips

  • • Look for odds as close as possible between bookie and exchange
  • • Higher odds give better retention but need more liability
  • • Always check max bet limits on your free bet

How Matched Betting Works

1

Get Free Bet

Sign up and receive a free bet from the bookmaker's welcome offer.

2

Place Back Bet

Use your free bet to back a selection at the bookmaker.

3

Place Lay Bet

Lay the same selection at a betting exchange to cover all outcomes.

Lock In Profit

Whatever happens, you've extracted value from the free bet.

Frequently Asked Questions

Free Matched Betting Calculator for Free Bet Conversion

Our matched betting calculator helps you extract maximum value from bookmaker free bets and promotions. Enter your free bet amount, back and lay odds, and exchange commission to see exactly how much guaranteed profit you'll make.

The calculator supports both SNR (Stake Not Returned) and SR (Stake Returned) free bets, with automatic commission adjustment for exchanges like Betfair and Smarkets. See your exact lay stake, liability, and profit breakdown for each outcome.

Matched betting is a legal, risk-free way to profit from betting promotions. Our free calculator shows retention rates so you can find the best odds matches and maximize your free bet value. Perfect for beginners and experienced matched bettors.