Poker Heads Up Calculator
PokerListings.com’s Poker Odds Calculator is the fastest, most accurate and easy-to-use poker odds calculator online. It’s just like what you see when you watch poker on TV. Use it in real-time to know exactly what your chances of winning and losing are at any point in a poker hand – be it on online poker sites or playing live poker. Calculate odds, opponent profiling, and heads up display for Texas Holdem, no need for manual input. HoldemHelpem gives you the pocket rank of your starting hand, pot odds, how many hands can beat. Nash tables are designed for heads-up play and give you perfect calling and shoving ranges when you are up against a single opponent. It should not be used for your pushing or calling decisions in a full table when everyone is folded to the small blind, but rather in an actual heads-up game where there are only two players at the table.
No longer available. Use PokerStove instead.
How to use the poker odds calculator.
1] Choose Player 1's and Player 2's holecards by clicking the card choices in the bottom section. The cards will be input into the calculator from left to right, so your first two choices will be Player 1's cards, and your second two choices will be player 2's cards.
2] The suit of the cards can be changed via the small box in the bottom left-hand corner of the Texas Holdem odds calculator.
3] If you do not want to see the pre-flop odds, you can choose another 3 flop cards to see the probabilities of Player 1's cards winning, drawing or losing against Player 2's cards by the time all community cards have been dealt after the flop has been seen.
4] Furthermore, you can see the probabilities of Player 1's cards winning, drawing or losing against Player 2's cards by the time all community cards have been dealt after the turn has be seen by selecting another card.
Poker odds calculator information.
The odds calculator can be used to simulate heads-up Texas Hold'em situations to find each hand's chance of winning before the flop, on the flop, and on the turn.
The values displayed in the bottom right-hand box display the hands' chance of winning, which can be useful in determining whether to call varying sizes of bets and raises. For information on how to use this information to your advantage, have a read over the pot odds article.
An amazing (and free) offline odds calculator.
Almost every regular online poker player I know uses PokerStove.
PokerStove is a simple and free little odds calculator program that you can download and install on your PC. It does the same sort of thing as the calculator at the top of this page, but PokerStove has more features and is far more flexible by allowing you to put hand ranges into the calculation. Every online poker player should have this handy little program on their computer.
Buy a more advanced calculator to help you whilst you play.
The odds calculator on this page and PokerStove are great for working out odds whilst you are off the tables, but they are not effective for when you are in the middle of a cash game or tournament.
Instead, have a think about buying one of the more advanced popular in-game odds calculators that give you the odds in each hand as well as advice on how to play as you go along. They are perfectly legal and can really help you build a solid game as you are starting out. Look in the poker software section for more details information.
Texas Calculatem.
This is this most popular in-game odds calculator around. Texas Calculatem has been the most popular odds calculator software for beginner players for a great number of years now.
It does its job very well and is competitively priced. It's good value for money, and it is ideal for beginner Texas Hold'em players. There is also the option of getting the calculator for free by signing up to a poker room from their site.

Pokerbility.
Pokerbility attaches to the side of the game window and gives the odds in each hand as you go along. It pretty much does the same job as the Texas Calculatem, but it's a little more expensive.
However, there are number of options on the site that allow you to get the calculator for free by signing up to one of the poker rooms from their site.
Which one is best?
I would go for the Texas Calculatem odds calculator. I find it easier to use and it is less expensive than the Pokerbility one. Pokerbility is very good, but I feel that Calculatem does a slightly better job at a better price.
Go back to the handy Texas Hold'em tools.
In this lesson we’re going to run through a number of heads-up match-ups that will help give you an idea of where you stand in a variety of pre-flop situations when playing hold’em. Be aware that we’re only going to focus on individual hand match-ups. When playing hold’em it’s essential that you put your opponent on a range of hands, rather than specific holdings. However, knowing the odds of common pre-flop match-ups is a good starting point. Pick out and study what will help you. While it’s not essential that these statistics be committed to memory, it won’t hurt you if you do.
Let’s start by looking at hand match-ups when holding a pair:
Pair vs. Pair
The higher pair is an 80 percent favourite. We can get very technical and highlight the fact that if the underpair didn’t have any clean suits and/or the maximum number of straight outs then the high pair’s equity would increases by one or two percent.
Pair vs. Overcards
This is the classic coin flip hand that you’ll see many times late in tournaments with one player being all-in. The term coin flip indicates an even money situation which is really a 55 to 45 percent situation, as the pair is a slight favourite.
Pair vs. Undercards
In this situation the pair is normally about a 5-to-1 favourite and can vary depending on whether the two undercards are suited and/or connectors.
Pair vs. Overcard and an undercard
The pair is about a 70 percent favourite. Another example of this holding would be J-J against A-9. The underdog non-paired hand has three outs while the favourite has redraws.
Pair vs. Overcard and one of that pair
The classic example of this situation is the confrontation between a pair of cowboys and big slick. The A-K has three outs and it becomes a 70-30 percent situation or a 2.3-to-1 dog for the cowboys. This is a far cry from the next situation where even though one of the pair is matched the other card is lower.
Poker Heads Up Calculator 2020
Pair vs. Undercard and one of that pair
The non pair has to hit its undercard twice or make a straight or flush to prevail. The pair is better than a 90 percent favourite or slightly better than 10-to-1 odds. I’ll take those odds anytime.
Pair vs. Lower suited connectors
You see this match-up late in tournaments when a player is getting desperate and pushes all-in with middle suited connectors. A hand such as Q-Q against 7-6 suited would be a prime example. The pair is a strong favourite to win.
Pair vs. Higher suited connectors
Here is the real coin flip situation. A pair of eights heads-up against a suited Q-J is a fifty-fifty proposition. The higher suited cards would have an edge against a lower pair, such as 2’s or 3’s, since the board itself can sometimes destroy little pairs.
Common Pre-Flop Match-Ups (Non Pairs)
The following heads-up confrontations contain no pairs.
Two high cards vs. Two undercards
The two higher cards are usually a 65% favourite to win, but it can vary depending on whether any of the cards are suited and/or connectors.
High card, low card vs. Two middle cards
In this match-up the high card gives it the edge. But it’s only a marginal winner, approximately 57% to the hand containing the high card.
High card, middle card vs. Second highest, low card
The edge is increased by around 5% when the low card becomes the third highest card, as shown in this example, which gives approx 62% to 38% for high card/middle card combination.

High card, same card vs. Same card, low card
In this example the A-J is in a very strong position. If we discount any flush or straight possibilities, it only leaves the player holding J-8 with three outs (the three remaining 8’s).
Same high card, high kicker vs. Same card, low kicker
Heads Up Poker Table Game
The high kicker gives this hand a fairly big edge. It’s very common for A-K run into A-Q, A-J, and lower, and it’s why Ace-King is such a powerful hand, particularly at the business end of no-limit hold’em tournaments when people move all-in with any sort of Ace.
Statistical Variations
For any math maniacs reading this who do not find these odds precise enough, I acknowledge that the math is rounded and for the most part does not take into account the possibilities of ties and back door straights and flushes. What players need to be equipped with is the general statistical match-up – not the fact that in the example of a pair of eights against a suited Q-J the percents are exactly 50.61 for the eights to 48.99 for the suited connectors with the balance going to potential ties. I call that a fifty-fifty proposition.
Of greater importance than quibbling over tenths of a percent is the fact that in most heads-up confrontations you can never be a prohibitive underdog. That is one reason why poker is so challenging and fun. Of course, while true, I’m not attempting to embolden the reader to ignore the odds and become a maniac. Math is the underpinning of poker and if you regularly get your money into the middle with the worst of it you will go broke.
One statistic that hasn’t been mentioned, and it’s one that I particularly like is this – the odds of both players being dealt Aces when playing heads up (one on one) is 270,724-to-1. It’s my favourite statistic because it provides me with almost total confidence when I’m playing heads up and receive pocket Aces that I’m the boss! That confident feeling lasts right up to the river when my Aces get cracked by some rotten piece of cheese which my opponent elected to play. As mentioned already, rarely are you a prohibitive underdog – so remember that to keep those losing hands in perspective.
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By Tom 'TIME' Leonard
Tom has been writing about poker since 1994 and has played across the USA for over 40 years, playing every game in almost every card room in Atlantic City, California and Las Vegas.