Odds Converter

What Is the Odds Converter?

This odds converter turns decimal, American and fractional odds into each other fast. It also shows implied probability based on the odds. Pick your input type from the menu then enter a value. We include a short explainer of each odds type so you know what you see.

How This Tool Benefits You

Use this odds converter to compare lines across sites with clear math. See the same price in every format so you can judge value. The implied probability helps you spot fair prices faster.

It supports decimal odds, American odds and fractional odds. You get all conversions at once after you hit convert. That saves time and reduces typing errors.

Step-by-Step: How to Use the Odds Converter

Follow these steps to run a clean conversion.

1. Select the input format from the menu. Choose decimal, American or fractional.
2. Enter your odds in the box. Use 2.50 for decimal. Use +150 or -110 for American. Use 3/1 for fractional.
3. Press Convert. Or press Enter on your keyboard.
4. Read the results. You will see decimal and American and fractional plus implied probability.

Input details for each field.

• Select Input Format. Pick the type that matches your odds.
• Enter Odds. Type numbers only. Use a plus sign for positive American odds. Use a minus sign for negative American odds.
• Convert button. Click to run the calculation and update the results.

How to read the outputs.

• Decimal shows total return including stake. A price of 2.50 means 2.50 back for each 1 staked.
• American shows profit or stake relative to 100. A price of +150 means 150 profit on 100 staked. A price of -110 means you must stake 110 to profit 100.
• Fractional shows profit to stake. A price of 3/1 means 3 profit for every 1 staked.
• Implied probability shows chance based on the odds. It equals one divided by decimal odds times one hundred.

Notes and limits.

• Decimal input must be greater than one.
• American input uses whole numbers. Values of zero and negative one hundred are invalid.
• Fractional input uses two positive integers with a slash. The denominator must be greater than zero.
• Results round to two decimals for decimal odds.
• The probability rounds to two decimal places.
• American odds round to the nearest whole number.
• The fraction may be simplified. The tool picks a close match when needed.
• Conversions ignore bookmaker margin. Treat implied probability as an estimate.
• Placeholders change when you switch the input format.
• Results reset when you change the input format.
• Press Enter to run Convert.

Why Choose Our Odds Converter?

This odds converter gives fast, clear results with one action. You can compare prices, check implied probability and pick the format you prefer.

Here are common use cases.

• Shopping lines across sportsbooks that list different formats.
• Turning American moneyline odds into implied probability for model checks.
• Learning how decimal and American and fractional relate for study or training.
• Quick checks during live bets where speed matters.

A Quick Anecdote

Last weekend I sat in a busy bar with a friend. A tip came in at +180. Another book showed 2.60. I used the odds converter. I hit convert and saw the match at once. The numbers lined up. I placed a small bet with calm.

That is the point. Quick and clean. Accurate too. Pure focus. Use it to check value fast and move on.