Matcher

Matcher is a bet calculator program which works out what your LAY stake should be to make sure you win the same amount of money either at the bookies if your BACK bet wins or at Betfair if your LAY bet wins.  Matcher is a must have tool.

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Online Matched Betting Calculator

An online version of the Matcher program no downlad required. It does the calculations for qualifying bets and both Stake Returned and Stake Not Returned.