Register & log in; then make your first deposit
Place your first bet of $10 or more at odds of -200 or greater
Get $50 in Free Bets upon bet settlement
New Customers Offer
Make your first bet of $10 or more and get $50 in Free Bets
Make your first bet count for more with our welcome offer!
New customers only • 21+ • Min deposit of $10 • A qualifying wager is a ‘real money’ stake of at least $10 • Min odds -200 • Free Bets credited upon qualifying wager settlement and expire after 7 days • Free Bet stakes not included in returns • Restrictions apply to withdrawals, payment methods • full T&Cs apply
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REGISTER NOW
Free-to-play
PICK A PERFECT 10 OUT OF 10 AND WIN UP TO $10,000
For every question you get correct, you get $1 in Free Bets!
Do you have a good feeling about who’s gonna win this week? Normally, you’d put your money where your mouth is, but here’s a place where it won’t cost you a thing!
The Perfect 10 is free to play, and if you make all 10 picks correctly, you’ll get a share of the $10K prize. If you’re the only one with a Perfect 10, the $10K is all yours!
If you don’t get them all, you get $1 in Free Bets for each correct answer (*After 2 entries, a weekly wagering of $25 at odds -110 or greater will be required in order to receive Free Bets)
+21. Registered & verified players only. Promotion will run during the 2021/22 NFL season. After 2 entries, a weekly wagering of $25 (odds -110 or greater) will be required in order to receive Free Bets. Free Bet tokens must be claimed in 3 days and expire after 7 days. General withdrawal restrictions and full T&Cs apply.
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PLAY NOW
Friday to Sunday Offer!
WHEN YOU WIN A PARLAY, YOU REALLY WIN BIG!
From Friday to Sunday, win a parlay bet of 3 legs or more and take home $20 in Free Bets!
Feeling lucky tonight? Got a parlay bet on your mind?
Great! Because you can win Free Bets if that parlay is a winner!
Play the Three and Win by placing a parlay of 3 legs or more at a $25 or more stake, and if that bet wins, you win a $20 Free Bet Token!
When you win, you really win here!
21+ CO Only. Only won bets of $25+ on a parlay bet with 3+ legs qualify (odds +300 or higher). Restricted to 1 FB per day between Friday and Sunday. FB Tokens have a fixed value and may not be split in any fashion. Winnings from FB Tokens do not include the stake amount. FBTokens must be claimed & expire 7 days after granting. General withdrawal restrictions and full T&Cs apply.
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THREE TO WIN
SI Specials
BOOSTED PARLAYS, ENHANCED WINCASTS & SPECIAL BETS
Earn a bigger payout with our daily bet boosts. Plus, lots of unique markets to bet on!
Maybe you spent all last night telling your friends that the Broncos, Nuggets and Avalanche are easy money this weekend.
But the +200 parlay didn’t exactly scream value.
Well, it’s worth heading to our SI Specials page and checking to see if it’s been boosted.
If it has a boost, just bet it! And if it wins, you’ll get a bigger payout! You’ll also find plenty more enhanced odds and special markets across several games and many different sports.
Bet Builder
CREATE YOUR OWN PARLAYS WITH BET BUILDER
Combine markets in the same game to build unique odds. Available in NFL!
With Bet Builder, you can combine markets within the same game, both pre-game and live, to produce unique parlays.
For example, the Broncos and Raiders have a big game later, and you’re really feeling a Broncos win, with Melvin Gordon to rush for 90+ yards and a score without coughing up a fumble. Using the Bet Builder tool, you’ll be able to group all four of these props into one unique bet!
Create your winning combo today!
Parlays
GOT A GOOD FEELING ABOUT A GAME TONIGHT? YOU CAN BET MORE THAN ONCE ON IT!
You can get really creative and win even more with Single Game Parlays
Feeling good about a big game tonight? You feel like betting on more than just the winner?
How about making a Single Game Parlay?
You’ve got tons of options in one place. You think you know the winner and the over/under? How about the leading scorer too? Or who’s going to lead at half-time? You can bet all that and more with our Single Game Parlay selection!
Boosted Odds
BOOSTED ODDS ON SELECTED MARKETS EVERY DAY
Whenever you see a selection marked with an orange arrow, it means we’ve enhanced the odds!
It’s always worth looking at our pre-game markets, as we’ll be boosting certain selections every day.
Just head to a game and if you see a selection marked with our orange arrow, it means we’ve enhanced the odds of that pick. Bet on it and you could win bigger than you thought you would!
Bet Feed
PLACE YOUR BETS WITH GREATER INSIGHT
See which bets are popular and follow all the latest market movements with our BetFeed feature
Gathering more insight is always the move before you bet.
Our BetFeed feature, located in the left-hand menu on the site, displays all the bets that are trending in real time so you can follow all the latest market movements.
See what’s hot and what’s not!
You can also customize your feed to only show the sports that interest you. Just filter by sport, bet type and more to find exactly what you’re looking for.
It’s time to up your game with BetFeed.
Bet from your phone
BET FROM ANYWHERE IN COLORADO
Betting is just a few clicks away on your phone, anywhere you go!
Whether you’re out for dinner, on a ski lift, or sitting on the couch in your living room, if there’s a game you want to bet on, all you need to do is reach for your phone!
Download our app today and you’ll have thousands of betting markets in any sport you can think of, all just a click away on your mobile device.
What can I win?
- You can receive a $50 Free Bet Token by placing a qualifying wager.
What is a qualifying bet?
- A qualifying bet is a ‘real money’ wager of at least $10 placed on any market with odds of -200 or greater.
- Single & Parlay wagers with cumulative odds of -200 or greater qualify.
What will not qualify for Free Bet prizes?
- Void or Cashed Out
- Wagers placed with a Free Bet Token.
How to claim your prizes?
- Free Bet tokens will be credited upon qualifying bet settlement; occasionally, this may take up to 72 hours after bet settlement but no longer.
- Free Bets will be credited as one Free Bet token per member.
How long will my Free Bet last?
- Free Bet token will be valid for 7 days from its day of credit.
Anything else that I'm missing?
- Free Bet wagers are not included in any returns.
- Free Bet Tokens cannot be redeemed on system bets.
- Free Bet Tokens must be used in their entirety. They cannot be used to place a succession of smaller wagers.
- Free Bet Tokens cannot be combined with ‘real money’ wagers.
- Bets placing using Free Bet Tokens cannot be Cashed-Out.
- Member bet limits also apply to Free Bet placement.
- This offer is limited to one per person, household, IP, device, e-mail address or payment account.
- Subject to the Dispute Resolution process in our Terms of Service, our decision is final with respect to all matters relating this promotion and shall not be subject to review or appeal by an entrant or by any third party
- All withdrawals from a player’s account are subject to the terms of our Withdrawal Policy.
- Members who make their first deposit using Skrill or Neteller are not eligible for this promotion.
- We reserve the right at our sole discretion to modify the terms and conditions of this promotion at any
- If for any reason the promotion is not capable of running as planned, including infection by computer virus, bugs, tampering, unauthorized intervention, fraud, technical failures, or any other causes within or beyond our control which corrupt or affect the administration, security, fairness, integrity, or proper conduct of the Promotion, we reserve the right at our sole discretion to cancel, terminate, modify or suspend the Promotion.
- In the occasion that the promotion is terminated, any Free Bet Tokens and associated winnings will be forfeited by you.
Some more important stuff:
Click here for SI Sportsbook’s additional terms related to the bonus policy.
- The promotion is run by the company (as defined in the User Agreement applicable to you – please see below) who operate the SISportsbook.com website ("Website"). By taking part in this promotion, you’re accepting all the listed provisions.
- Only new SI Sportsbook accounts are eligible for this promotion (i.e., such individuals who have completed the registration process at the Website, provided complete, truthful and accurate information in connection thereto, including without limitation, in respect of email address and payment details, and have opted to participate in this promotion through the applicable landing page or other communication medium on the Website, to which these terms and conditions are linked to).
- No one under the age of 21 may participate in this promotion.
- This promotion cannot be combined with any other acquisition offer.
- This offer is limited to one per person, household, IP, device, e-mail address or payment account.
- We reserve the right to withhold or cancel any Free Bets tokens and winnings awarded if Free Bet tokens are mistakenly credited or patterns of abuse are found.
- Our offers are intended for recreational players only and those that are not considered as such will be restricted or will not be allowed to take part in any of our promotions.
- If you have a pending message on the Website cashier regarding your recent gaming and betting activity, we reserve the right to revoke your eligibility to participate and/or continue to participate in the promotions, bonuses or special offers contemplated In such an event, any bonus and/or other benefit which you have received and/or are eligible to receive hereunder shall be forfeited by you.
- All benefits offered hereunder, including Free Bet tokens and any winnings awarded using such Free Bet tokens, will be cancelled at withdrawal if any of the applicable conditions have not been met in full.
- We may cancel, modify or suspend the promotion, and any of the bonuses or benefits offered hereunder, where required for security reasons, to comply with applicable law or regulation, due to abuse or otherwise where the promotion is not capable of being conducted as specified as a result of exceptional circumstances. Other than where necessary to prevent fraud or other similar unlawful behavior, this will not apply to you if you have already opted in to the promotion, made a deposit with the expectation of receiving a bonus/benefit in return, and\or commenced taking part in the promotion prior to the date of the communication of the cancellation, modification or suspension.
Click here for SI Sportsbook’s additional terms related to the User Agreement policy.
- You are agreeing to the terms and conditions of this promotion along with the “User Agreement” which includes, but is not limited to, the “Bonus Policy”. The amount you are able to withdraw from your account is subject to minimum and maximum limits. If your withdrawal request is under the limit, the funds will be returned to your bankroll. You can find details of the minimum and maximum withdrawal limits in the "Withdrawal Policy".
What can I win?
- You can receive cash prizes and Free Bet tokens by predicting the correct outcome of ten games selected by SI Sportsbook, as follows:
- - Guess all ten correctly and win $10,000 in cash (This is a prize pot that will be shared if there are multiple winners).
- - Get a $1 Free Bet for every correct guess
- - You can compete for the cash prize every week for free; however, after your first two entries, to continue receiving Free Bets, there’ll be a weekly wagering requirement – see below.
How to play
- To enter the Perfect 10 game, you must log in to your SI Sportsbook account and click on Perfect 10 in the left-hand dropdown menu, main banner or the promotional page. Then enter your 10 predictions for the selected games.
How to continue receiving Free Bets after your first two plays
- After your first two entries into the Perfect 10 game, to receive Free Bet tokens you must have placed qualifying bets totaling $25 during the respective week (Monday 12:00 AM until the first advertised kick off time).
- A qualifying bet is a real money stake placed on any market at odds of -110 or greater.
- Bets must settle within the timeframe to qualify.
- Void, duplicate, or cashed out bets will not qualify.
- Bets placed with a Free Bet token will not qualify.
What are the prizes and how are they distributed?
- Members correctly predicting all 10 outcomes will receive an equal share of the $10,000 prize pool. For example, if there are 4 winners, they would receive $2,500 each in cash.
- Eligible members that do not predict all 10 outcomes correctly will receive a $1 Free Bet token for each correct prediction (As specified above, members that have played the game more than twice, must meet the $25 weekly wagering requirement in order to qualify for Free Bets). Members who correctly predict all 10 outcomes will not receive any Free Bet tokens.
How to claim your prize?
- Cash Prizes and Free Bet tokens will be credited to qualifying accounts within 72 hours of the last game settlement.
- Free Bet tokens will need to be claimed by clicking the ‘Claim Now’ button in the confirmation e-mail we send you, or via the pop-up message when you log in to your account, or through the My Locker page. Any Free Bets not claimed within 3 days will not be re-credited.
Anything else I need to know?
- Promotion is valid for selected weeks of the 2021/2022 NFL season.
- Predictions can only be made until the start of the game with the earliest kick off time. The closing time will be displayed within the challenge next to the corresponding game.
- Only the first entry made by each member will be accepted, and once submitted selections cannot be changed.
- In the event of a match being postponed or cancelled, no cash prize will be awarded for the week.
- In the event of a selected match being postponed or cancelled, Free Bet tokens will not be credited based on the void selections.
- Free Bet tokens will be credited as one token per member.
- Free Bet tokens expire after 7 days.
- Free Bet stakes are not included in any returns.
- Free Bet tokens must be used in their entirety. They cannot be used to place a succession of smaller bets.
- Free Bet tokens cannot be combined with ‘real money’ stakes.
- Bets placed using Free Bet tokens cannot be cashed out.
- Member bet limits also apply to Free Bet placement.
Some more important stuff:
Click here for SI Sportsbook’s additional terms related to the bonus policy
- The promotion is run by the company (as defined in the User Agreement applicable to you – please see below) who operate the SISportsbook.com website ("Website"). By taking part in this promotion, you’re accepting all the listed provisions.
- Only new SI Sportsbook accounts are eligible for this promotion (i.e., such individuals who have completed the registration process at the Website, provided complete, truthful and accurate information in connection thereto, including without limitation, in respect of email address and payment details, and have opted to participate in this promotion through the applicable landing page or other communication medium on the Website, to which these terms and conditions are linked to).
- No one under the age of 21 may participate in this promotion.
- This promotion cannot be combined with any other acquisition offer.
- This offer is limited to one per person, household, IP, device, e-mail address or payment account.
- We reserve the right to withhold or cancel any Free Bets tokens and winnings awarded if Free Bet tokens are mistakenly credited or patterns of abuse are found.
- Our offers are intended for recreational players only and those that are not considered as such will be restricted or will not be allowed to take part in any of our promotions.
- If you have a pending message on the Website cashier regarding your recent gaming and betting activity, we reserve the right to revoke your eligibility to participate and/or continue to participate in the promotions, bonuses or special offers contemplated In such an event, any bonus and/or other benefit which you have received and/or are eligible to receive hereunder shall be forfeited by you.
- All benefits offered hereunder, including Free Bet tokens and any winnings awarded using such Free Bet tokens, will be cancelled at withdrawal if any of the applicable conditions have not been met in full.
- We may cancel, modify or suspend the promotion, and any of the bonuses or benefits offered hereunder, where required for security reasons, to comply with applicable law or regulation, due to abuse or otherwise where the promotion is not capable of being conducted as specified as a result of exceptional circumstances. Other than where necessary to prevent fraud or other similar unlawful behavior, this will not apply to you if you have already opted in to the promotion, made a deposit with the expectation of receiving a bonus/benefit in return, and\or commenced taking part in the promotion prior to the date of the communication of the cancellation, modification or suspension.
Click here for SI Sportsbook’s additional terms related to the User Agreement policy
- You are agreeing to the terms and conditions of this promotion along with the “User Agreement” which includes, but is not limited to, the “Bonus Policy”. The amount you are able to withdraw from your account is subject to minimum and maximum limits. If your withdrawal request is under the limit, the funds will be returned to your bankroll. You can find details of the minimum and maximum withdrawal limits in the "Withdrawal Policy".
Who can participate in this promotion?
This promotion is for any player on SI Sportsbook.
How can I participate in this promotion?
To participate, you can place a parlay bet of $25 or more, with at least 3 legs, between Friday and Sunday. Minimum odds on the parlay bet are +300.
The parlay can be either a multi-game parlay or a single-game parlay.
If your parlay bet wins, you will receive a $20 Free Bet Token in addition to your normal winnings.
Please allow up to 72 hours after your bet is settled to receive your Free Bet Token.
What is a Free Bet Token?
A Free Bet Token can be used instead of cash to place a bet on our site. When placing a bet, you can select the option to use a Free Bet Token instead of placing a bet as normal.
Free Bet Tokens have a fixed amount and may not be split in any fashion.
Free Bet Tokens may not be combined with real money stakes.
Free Bet Tokens expire 7 days after you have received it.
Bets using Free Bet Tokens have no minimum odds requirements.
Bets using Free Bet Tokens may not be cashed out early.
Value from Free Bet Tokens will not count toward your winnings from the bet. For example, if you wager a $10 Free Bet Token on a game with +100 odds, and the bet wins, you will win $10 in cash, but you will not receive the stake back.
Winnings from Free Bet Tokens are granted as cash and can be withdrawn immediately after your account is credited with your winnings.
What else do I need to know?
You must be 21 years of age or older and located in the state of Colorado to participate in this promotion.
You may participate in this promotion once per day, only between Friday and Sunday.
This promotion may not be combined with any other promotion on this site.
Some more important stuff:
- The promotion is run by the company (as defined in the User Agreement applicable to you – please see below) who operate the SISportsbook.com website ("Website"). By taking part in this promotion, you’re accepting all the listed provisions.
- Only new SI Sportsbook accounts are eligible for this promotion (i.e., such individuals who have completed the registration process at the Website, provided complete, truthful and accurate information in connection thereto, including without limitation, in respect of email address and payment details, and have opted to participate in this promotion through the applicable landing page or other communication medium on the Website, to which these terms and conditions are linked to).
- No one under the age of 21 may participate in this promotion.
- This promotion cannot be combined with any other acquisition offer.
- This offer is limited to one per person, household, IP, device, e-mail address or payment account.
- We reserve the right to withhold or cancel any Free Bets tokens and winnings awarded if Free Bet tokens are mistakenly credited or patterns of abuse are found.
- Our offers are intended for recreational players only and those that are not considered as such will be restricted or will not be allowed to take part in any of our promotions.
- If you have a pending message on the Website cashier regarding your recent gaming and betting activity, we reserve the right to revoke your eligibility to participate and/or continue to participate in the promotions, bonuses or special offers contemplated In such an event, any bonus and/or other benefit which you have received and/or are eligible to receive hereunder shall be forfeited by you.
- All benefits offered hereunder, including Free Bet tokens and any winnings awarded using such Free Bet tokens, will be cancelled at withdrawal if any of the applicable conditions have not been met in full.
- We may cancel, modify or suspend the promotion, and any of the bonuses or benefits offered hereunder, where required for security reasons, to comply with applicable law or regulation, due to abuse or otherwise where the promotion is not capable of being conducted as specified as a result of exceptional circumstances. Other than where necessary to prevent fraud or other similar unlawful behavior, this will not apply to you if you have already opted in to the promotion, made a deposit with the expectation of receiving a bonus/benefit in return, and\or commenced taking part in the promotion prior to the date of the communication of the cancellation, modification or suspension.
- You are agreeing to the terms and conditions of this promotion along with the “User Agreement” which includes, but is not limited to, the “Bonus Policy”. The amount you are able to withdraw from your account is subject to minimum and maximum limits. If your withdrawal request is under the limit, the funds will be returned to your bankroll. You can find details of the minimum and maximum withdrawal limits in the "Withdrawal Policy".