Game 3 of the NBA Finals between the San Antonio Spurs and New York Knicks is set for Monday, June 8, 2026 at Madison Square Garden at 8:30 p.m. ET on ABC. Before you trade on the NBA Finals on Monday, read about the best NBA prediction market apps for Spurs vs. Knicks and their sign-up bonuses for NBA markets below.
We lay out welcome offers from the best prediction markets in 2026, including Polymarket, FanDuel Predicts, Kalshi, Novig, and ProphetX. In total, these welcome offers provide $235 in bonus value to trade immediately on Spurs vs. Knicks Game 3 or any markets on the platform.
Click the sign-up modules below to register for the best NBA prediction market apps for Spurs vs. Knicks ahead of tip-off at 8:30 p.m. ET.
Best NBA Prediction Market Apps for Spurs vs. Knicks on Monday, June 8
| NBA Prediction Market Apps | Promo Code |
|---|---|
| Polymarket – Deposit $20, Get $50 Trading Bonus | ACTION |
| FanDuel Predicts – Sign Up and Get $25 Bonus | Click Here |
| Kalshi – Trade $10, Get a $10 Bonus | ACTION |
| Novig – Spend $5, Get $50 in Novig Coins | ACTION |
| ProphetX – Get a 20% Purchase Match, up to $100 in Bonus Funds | ACTION |
Top NBA Prediction Market Promos to Trade on NBA Finals Game 3
Claim one sign-up offer from each prediction market below for $235 from the best NBA prediction market apps for Spurs vs. Knicks on Monday at 8:30 p.m. ET.
Polymarket is the Best NBA Prediction Market App for Spurs-Knicks Game 3
If you are not in a sports betting state and looking to stack bonus from the best NBA prediction market apps, use Polymarket referral code ACTION. This Polymarket promo code unlocks a $50 bonus with your first deposit of $20 or more.
FanDuel Predicts Promo Code Offers $25 Sign-Up Bonus
FanDuel Predicts is a brand-new product from renowned FanDuel and one of the top NBA prediction market apps on June 8. Sign up with the FanDuel Predicts promo code link below and get a $25 trading bonus ahead of Spurs vs. Knicks Game 3 tonight.
Use Kalshi Promo Code ACTION for NBA Finals Predictions
As one of the best NBA prediction market apps for Spurs vs. Knicks, Kalshi provides a new user offer with Kalshi promo code ACTION. Create a new Kalshi account and make a $10 first trade for a $10 bonus to use on different NBA markets on June 8.
Novig Promo Code ACTION Provides $50 in Coins for Spurs-Knicks NBA Finals
Continuing on the list of best NBA prediction market apps for Spurs vs. Knicks today, Novig is a sweepstakes-format platform that operates in Novig Cash and Novig Coins currency. Right now, use Novig promo code ACTION and spend $5 to get $50 in Novig Coins.
Does ProphetX Have a Deposit Bonus for NBA Markets?
Finally, we round out the list of best NBA prediction market apps with ProphetX. Just in time for Game 3 of the Finals tonight, use ProphetX promo code ACTION to get a 20% match on your first purchase, up to $100 in bonus funds when you spend $500 or more.
