Compare Odds

Compare Odds

OddsBoom Best Odds

Welcome to OddsBoom. We're the home of odds comparison at legal online sportsbooks in the USA.

We scan sportsbook odds constantly in New Jersey, Pennslyvania, Indiana, West Virginia, and Colorado to find the best available odds - allowing you to win more!

New to betting? Take a look at our Odds Comparison Guide and read more About OddsBoom.

OddsBoom Mobile

You can switch between Decimal odds and US odds formats.

William Hill is now live in Colorado!

One of the biggest and most popular online sportsbooks is now available to bet online and through the app in Colorado. OddsBoom has partnered with William Hill to bring you a huge signup bonus!

Register today, deposit $50 and get a $100 FREE BET. Alternatively, deposit $250 and get the full $500 BONUS!

Go to William Hill

Welcome Illinois Resident!

Online sports betting was recently legalized in the Prairie State and new sportsbooks are quickly appearing

  • FanDuel Sportsbook Illinois is offering a massive risk-free first bet up to $1,000!
  • BetRivers Sportsbook has a great deposit match bonus up to $250 using code 250MATCH
  • Unibet Sportsbook in Indiana will give you 3x$10 Free Bets just for registering with no need to deposit. This is worth considering if you're near the IN border!

Unibet nj Increased Signup Bonus

With the NFL season fast approaching, Unibet has doubled its new player signup bonus!

For a limited time, if you don't yet have a Unibet account, register and you can get $30 in FREE BETS without even needing to deposit! PLUS your first bet is risk-free up to $600!

Join Unibet Here

Featured Events

Next Up

Events starting next are shown below. You can also see all upcoming games.

Futures Events Coming Up

Sports Covered

OddsBoom goes to great lengths to provide great coverage of as many sports as possible.

Rapino US Women's Soccer

We currently compare odds for both matches and futures on the following sports:

Best Sportsbook Promotions

BetMGM nfl

Free $20 In Play Bet

Earn a free $20 in-play bet when you place a $50 in-play bet on any NFL game. All season long!

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FanDuel nfl

Chiefs v Ravens Risk Free Parlay

Place a Same Game Parlay on Chiefs at Ravens and If you don’t win, get your losing bet refunded up to $10 in site credit

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888 all

Win Bigger Every Thursday

Place a $15+ bet with odds of +500 or more each Thursday and get a $15 Free Bet if it wins!

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William Hill nfl

Take a shot at a $2000 Bonus

Place a pregame, full game, point spread wager of $20 or more on 5 of the qualifying games on Sunday and If you win all 5, receive a free bet credit of $200! In addition, share a $2000 free bet prize divided equally between all winners!

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FanDuel nhl

NHL First Period Insurance

Place a bet on any NHL Conference Semi Final and If your selected team is winning after the 1st period but loses, get a refund in site credit up to $50

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Unibet mlb

No Deposit Needed $30 Free!

Unibet is offering new players in NJ/PA/IN 3x$10 Free Bets just for signing up.
You don't even need to deposit!

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888 all

Get $10 Free on your first Live Bet

Make your first live bet of at least $10, with minimum odds of -200 on any live market. and get a $10 Free Bet to use on any sport!

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FanDuel nfl

Free NFL Picks Contest

Enter Ringer Mega Contest. Pick games against the spread each week to make the playoffs and win cash prizes including $10,000 to first place. FREE ENTRY!

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888 all

Win Bigger Every Wednesday

Place a $10+ bet with odds of +400 or more each Wednesday and get a $10 Free Bet if it wins!

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Bet365 nba

20 Point Advantage You Win!

Get your straight bets paid out if the team you back gains a 20 point advantage - for parlays the selection will be marked as a winner

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Bet365 mlb

Lead by 5 Runs You Win!

If the team you bet leads by 5 runs at any stage, Bet365 will pay out your bet regardless of the final score.

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FanDuel epl

Liverpool v Arsenal Risk Free Parlay

Place a 3+ leg same game parlay on the Liverpool vs Arsenal and receive a refund for your first losing SGP up to $10

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Latest Betting Insights

Unibet Bumper New Signup Bonus

Unibet Bumper New Signup Bonus

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Parlay