IGS Parlay Odds Calculator

Add the calculator to any post or page with:

[igs_parlay_odds_calculator]

A free tool from https://internetgamblingsites.net/.

Enter each leg’s odds in any common format — American (e.g. -150 or +200), Decimal (e.g. 1.67), or Fractional (e.g. 2/3) — and the calculator automatically detects the format, multiplies the decimal odds together, and shows the combined decimal odds, combined American odds, total payout, and profit on your stake.

Everything runs client-side in the visitor’s browser. No data is sent anywhere, no external requests, no tracking, no signup required to use it.

Features

• Mix and match American, Decimal, and Fractional odds per leg
• Add as many legs as you need
• Shows combined decimal and American odds
• Total payout and profit on any stake
• Works in posts, pages, or widget areas
• No configuration needed
• Lightweight: one CSS file, one JS file, no dependencies

1. Upload the plugin files to /wp-content/plugins/igs-parlay-odds-calculator, or install directly through the WordPress plugins screen.
2. Activate the plugin through the “Plugins” screen in WordPress.
3. Add [igs_parlay_odds_calculator] to any post, page, or text widget.

1.0.3

• Shortened plugin header description and updated license header format.

1.0.2

• Bumped “Tested up to” to 7.1.

1.0.1

• Removed manual load_plugin_textdomain() call; WordPress.org now auto-loads translations for the plugin slug.

1.0.0

• Initial release.