Sportsbook Bonuses

Compare sign-up bonuses & promotions at legal online sportsbooks in the United States that you can use today.

Best Betting Sites

Looking for the best sports betting sites? Compare the best sportsbooks currently available.

+EV Bets Tool

See positive expected value bets that are currently available at sportsbooks. Updates every minute.

Best DFS Sites

See our picks for the best daily fantasy sports (DFS) sites & compare sign-up bonuses from each to find your fit.

Best Sportsbooks of 2023

#1 Sportsbook


Bonus: No Sweat First Bet Up to $2,500

#2 Sportsbook


Bonus: Up to $1,250 Back as Bet Credit

#3 Sportsbook


Bonus: Up to $1,000 Back in Bonus Bets

wynnbet sports logo

#4 Sportsbook


Bonus: Bet $100, Get $100 in Bonus Bets

betrivers sportsbook logo

#5 Sportsbook


Bonus: Second Chance Bet Up to $500

Must be 21+ in most states. Gambling problem? Call 1-800-GAMBLER

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Sports Betting Calculators

Betting Odds Calculator

Calculate the payout on your bet, convert between odds formats, & see the implied probability

Parlay Calculator

Calculate the payout on your parlay based on the odds of each leg. Works with all odds formats

Hedge & Arbitrage Calculator

See the hedge amount that guarantees you the most profit based on your original bet & the hedge odds

Odds to Probability Calculator

See the implied probability of your bet winning based on the odds in any format.

Free Bet Calculator

Learn how to hedge a free bet to guarantee yourself the most profit & see how much you would win.

Odds Converter

Convert between the three betting odds formats (American, Decimal, & Fractional)

Sports Betting Legality by State

Check if sports betting is legal in your state & navigate to our state-specific sports betting guides


Recent Posts

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Learn about sports betting & Find Sportsbooks

We have a number of sports betting resources to help you learn about how sports betting works, how to increase your chances of winning, and more. Here are some of our top picks:

Sports Betting 101

Best Online Sportsbooks

Sportsbook Comparison Tool

Free Bets & Betting Offers

Best Sportsbook Promotions & Promo Codes

Fastest Payout Sportsbooks

Best NFL Betting Sites

Best College Football Betting Sites

Sports Betting Statistics



We created Odds Assist to help bettors make better decisions when it comes to wagering on sports. We collect hundreds of data points on sportsbooks so you can be sure you are wagering your money with the best options available. We have in-depth sportsbook reviews, detailed state betting guides, free tools and calculators, and much more to help you along your sports betting journey. Learn more about us here.