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Best March Madness Online Sports Betting Apps Ranked by Promo Bonuses 

Unlock up to $500 in bonus bets plus the chance to win huge prizes filling out your bracket

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March Madness is nearly here and it’s one of the best events to bet on all year long!

And you can bet on the games with up to $500 in house money just for signing up with FanDuel, DraftKings and Bet365 and betting your first $5 or more at each sportsbook.

Keep reading to find out which offers are the best and how you can claim all three.

Sportsbook

March Madness Welcome Bonus

FanDuel

Bet $5, Get $200 if your first bet wins

DraftKings

Bet $5, Get $150

Bet365

Bet $5, Get $150

Total

Bet $15 for a shot at up to $500

FanDuel Sportsbook Promo Code: Bet $5, Get $200

You’ll get $200 in bonus bets if you can win your first bet of $5 or more at FanDuel Sportsbook.

Here’s how you can claim your $200 bonus:

  1. Sign up with FanDuel Sportsbook with this link (no promo code needed)
  2. Verify your identity and location
  3. Deposit $10 or more
  4. Bet $5 or more 
  5. Win your wager and get your bonus

Since you can bet on anything, you might as well bet on a big favorite or a prop that’s favored to hit. 

But make sure you deposit at least $10 and bet at least $5 on your first wager to qualify!

If your bet wins, you can spend your bonus on any of the many betting markets available at FanDuel!

Does FanDuel Have a March Madness Bracket?

FanDuel makes it easy for you to follow the madness with a bracket that you can download and print out. 

That way you can visualize your team’s path to the National Championship (and track your bets, too)!

There’s also a fun March Madness challenge available (free to play!) called Tourney Shuffle’Em. You’ll be randomly assigned teams. You can shuffle up to 20 times until you’re satisfied with your results.

Then, if each of your teams make it to the final four, you’ll win a share of $50,000 in prizes!

You’ll have a no-sweat bet for any college basketball wager, a 25% profit boost for betting on any of the First Four games AND a 25% profit boost for taking any college basketball futures bet. 

Sign up with FanDuel today!

DraftKings Sportsbook Promo Code: Bet $5, Get $150

DraftKings is giving you $150 in bonus bets just for placing your first bet of $5 or more – win or lose!

Here’s how you can claim your $150 bonus:

  1. Sign up with DraftKings Sportsbook with this link (no promo code needed)
  2. Verify your identity and location
  3. Deposit $10 or more
  4. Bet $5 or more

You can bet on anything you want and it doesn’t matter if your wager wins or loses. 

That bonus will instantly hit your account as long as you deposit $10 or more and put $5 or more on that first bet. 

You can spend that bonus – six $25 bet credits – on any wager available at DraftKings!

Does DraftKings Have a March Madness Bracket?

DraftKings has a live bracket in its College Basketball (M) section that updates live to help you keep track of the madness. 

Simply click on ‘College Basketball (M)’ then on ‘Bracket’ to find all of the matchup at a glance. 

And there’s a fun bracket challenge for you to participate in, too!

The DraftKings Zero Right Bracket Challenge gives you a free shot at $100,000!

First, you’ll fill out your bracket trying to get the games wrong. If your teams win, you’ll earn points. If your teams lose, you’ll drop down the leaderboard.

If you finish with the lowest score, you’ll take home $100,000!

Sign up with DraftKings today!

Bet365 Sportsbook Bonus Code: Bet $5, Get $150

You’ll get $150 in guaranteed bonus bets for signing up with Bet365 and placing your first bet of $5 or more!

But keep in mind: this offer is only available in Arizona, Colorado, Indiana, Iowa, Kentucky, Louisiana, New Jersey, Ohio and Virginia. In North Carolina, you'll get $200 in bonus bets for a $5 bet.

Here’s how you can turn a $5 bet into a $150 bonus:

  1. Sign up with Bet365 Sportsbook with this link (no promo code needed)
  2. Verify your identity and location
  3. Deposit $10 or more 
  4. Bet $5 or more 

That’s it! You’ll get your $150 bonus as long as you meet the minimum requirements listed above.

Does Bet365 Have a March Madness Bracket?

Bet365 has the biggest Bracket Challenge in the industry right now – allowing you to follow the action with a chance to win up to $10,000,000!

All you have to do is opt-in and fill out your bracket. You’ll earn points for each game you predict correctly. 

The bracket with the most points will win $100,000 and prizes will be paid out to the top 5,000 brackets!

There’s never been a perfect bracket, but if you make one at Bet365, you’ll win $10,00,000!

Take your shot at history (and an insane payday) and sign up with Bet365 today!

Game odds refresh periodically and are subject to change.