Online arbitrage betting calculator for arbing, trading & dutching

Arb Cruncher is a multipurpose online sports betting calculator containing 6 calculators for arbitrage betting (book and back/lay), trading, dutching and synthetic Draw No Bet betting, as well as the returns from all multiples up to 10-folds.

It supports all price types (fractional, decimal and US) and also takes into account betting exchange commission (from both same-exchange and cross-exchange betting).

A list of Arb Cruncher's 6 betting calculators and their functions is shown below. The Arb Cruncher arbitage calculator is not currently supported by mobile devices, but a mobile enhanced version of our Back/Lay betting calculator is available at backlaybettingcalculator.com.

Multiback calculates the stakes for:

Backing all selections for a guaranteed level profit (arbing an underround book)

Dutching multiple selections for a level profit (if one of them wins)

Multilay calculates the stakes for:

Laying all selections for a guaranteed level profit (laying an overround book)

Laying multiple selections for a level profit if all of them lose (lay dutching)

Back/Lay calculates the stakes for:

Locking in a guaranteed level profit after a price rise (lay first, back later)

Locking in a guaranteed level profit after a price fall (back first, lay later)

Arbing Back and Lay prices for a guaranteed level profit (back and lay at same time)

Dutch Each Way calculates the stakes for:

Backing multiple selections each way for a level profit if one of them wins

Backing multiple selections each way for a level profit if one of them is placed

Draw No Bet calculates the stakes for:

Backing both the Win and the Draw so that you profit from a Win and break even from the Draw

Parlay calculates:

The winnings from permed bets (multiples)