History

8 snapshots

Tracking since Apr 24, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 24, 2026	213	5.00	3	4.0
May 1, 2026	228	5.00	3	5.0
May 7, 2026	229	5.00	3	5.0
May 12, 2026	232	5.00	3	5.0
May 18, 2026	226	5.00	3	5.0
May 24, 2026	239	5.00	3	5.1
May 31, 2026	247	5.00	3	5.1
Jun 6, 2026	242	5.00	3	5.1
Now	233	5.00	3	5.1

Changelog

Apr 24, 2026

description

Easily and quickly learn about betting with this extension:
- Convert betting odds between American, Decimal, and Fractional formats. 
- See the implied probabilities for the Odds entered.
- Calculate potential winnings and total payout based on your specified bet amount.

A simple browser extension for converting betting odds and calculating parlays. Convert between American, Decimal, and Fractional odds instantly, calculate bet payouts, and build parlay bets — all in one place.

Odds Converter:
- Enter odds in any format (American, Decimal, or Fractional) and the other two are calculated automatically.
- A visual implied probability bar shows the corresponding percentage for the entered odds.

Bet Calculator: Enter a bet amount to see your potential winnings (To Win) and Total Payout based on the converted odds.

Parlay Calculator:
- Build parlays with up to 30 selections.
- Enter the odds for each leg in any format — the other formats auto-fill.
- Combined parlay odds are shown in all three formats.
- Enter a risk amount to see potential parlay payout and winnings.

Features
- Real-time odds conversion: American, Decimal, Fractional
- Implied probability percentage bar
- Bet calculator for payout and winnings
- Parlay calculator supporting up to 30 legs
- Pin to any webpage as a floating, draggable panel
- Multi-language support: English, Spanish, Portuguese, German, Chinese, French
- Lightweight — no account required, no data collection

How to use
- Click the extension icon to open the odds converter.
- Type odds in any format and the conversion is instant.
- Use the Parlay Calculator button to switch to the parlay builder.
- Pin the tool to any webpage for easy access while browsing.

This tool is designed to help you understand odds and probabilities. It's for informational purposes only and shouldn't be considered betting advice.

Apr 24, 2026

short_description

Easily switch between American, Decimal, and Fractional odds, uncover implied probabilities, and calculate potential winnings.

Betting odds converter & parlay calculator. Convert American, Decimal, Fractional odds. Implied probability & payout calculator.

Apr 24, 2026

name

Betting Odds Converter

Odds Converter and Bets Calculator

Apr 24, 2026
permissions
```
(empty)
```
```
storage, activeTab, scripting
```

Permissions & access

Permissions: storageactiveTabscripting
Host access: None declared

Screenshots

Odds Converter and Bets Calculator screenshot 1

Odds Converter and Bets Calculator screenshot 2

About

A simple browser extension for converting betting odds and calculating parlays. Convert between American, Decimal, and Fractional odds instantly, calculate bet payouts, and build parlay bets — all in one place.

Odds Converter:
- Enter odds in any format (American, Decimal, or Fractional) and the other two are calculated automatically.
- A visual implied probability bar shows the corresponding percentage for the entered odds.

Bet Calculator: Enter a bet amount to see your potential winnings (To Win) and Total Payout based on the converted odds.

Parlay Calculator:
- Build parlays with up to 30 selections.
- Enter the odds for each leg in any format — the other formats auto-fill.
- Combined parlay odds are shown in all three formats.
- Enter a risk amount to see potential parlay payout and winnings.

Features
- Real-time odds conversion: American, Decimal, Fractional
- Implied probability percentage bar
- Bet calculator for payout and winnings
- Parlay calculator supporting up to 30 legs
- Pin to any webpage as a floating, draggable panel
- Multi-language support: English, Spanish, Portuguese, German, Chinese, French
- Lightweight — no account required, no data collection

How to use
- Click the extension icon to open the odds converter.
- Type odds in any format and the conversion is instant.
- Use the Parlay Calculator button to switch to the parlay builder.
- Pin the tool to any webpage for easy access while browsing.

This tool is designed to help you understand odds and probabilities. It's for informational purposes only and shouldn't be considered betting advice.