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European Roulette Calculator

Calculadora de ruleta europea
Secret Casino Tips offers you an innovative and successful European Roulette Calculator that determines the odds of success when placing a bet.
The European Roulette calculator is a sophisticated and exclusive advanced calculation software that allows you to improve the percentage of hits in roulette and as a consequence, the winnings of the players. The best thing about this calculator is that it is free, it is not necessary to pay a fee or register on the web to be able to use it. It is always within the reach of any player.
However, we recommend that before betting or trying the European roulette calculator you take a look at our roulette section. And it is that without knowledge and without learning it is impossible to succeed in games of chance. Luck in games of chance does not exist, but knowledge, experience, work and effort. To make your bets more fruitful we give you some very interesting tips and tricks.

In Roulette there are different game systems:

How to use the European Roulette Calculator?

It is very simple and practical. Enter the amount you want to bet, choose the type of bets and with a single click you can know how likely you are to win or lose before risking your money.

Choose your bet


You have bet on Red Black Odd Even (1-12) (13-24) (25-36) Straight Split Street Square Six Line a quantity of

Success Factor = 18 12 1 2 3 4 6 Numbers
37 Total Numbers

Probability of Success = Success Factor x 100%

Probability of Success = 18 12 1 2 3 4 6 x 100 = 48.64% 32.43% 2.70% 5.41% 8.11% 10.81% 16.2%

Expected performance

Success Percentage = %

You would win =

Expected return on bet =

= Bet * (Success % - (1 - Success %))


Straight: bet on a single number from 1 to 37

Split: bet on 2 contiguous numbers

Street: bet on 3 numbers in a cross row

Square: bet on 4 numbers that form a corner

Six Line: Bet on 2 cross rows