The 2026 NBA Playoffs are here with the first round beginning on Saturday, April 18. Before you trade on the NBA Playoffs First Round on Saturday, read about the best NBA prediction market apps for the 2026 Playoffs and their sign-up bonuses for the first round below.

We lay out welcome offers from the best prediction markets in 2026, including Polymarket, Kalshi, Novig, and ProphetX. In total, these welcome offers provide $180 in bonus value to trade immediately on different pro basketball markets.

Click the sign-up modules below to register for the best NBA prediction market apps for 2026 Playoffs. The Saturday slate starts with Toronto Raptors vs. Cleveland Cavaliers at 1 p.m. ET on Prime Video.

Polymarket
Deposit $20 Get $20 Bonus, Use our Code to Skip the Waitlist!
Must be 18 years or older and have a legal, U.S. residential address within the applicable state, D.C., or U.S. territories. Not available i...See More
LABS
Promo Code
Claim $20
Kalshi
Trade $10, Get $10!
Must be 18 years or older and have a legal, U.S. residential address within the applicable state, D.C., or U.S. territories. Not available i...See More
LABS
Promo Code
Claim $10
Novig
Spend $5, Get $50 in Novig Coins!
Players must be 21+ and be residents of the U.S. Void where prohibited. Mobile only. Please play responsibly.
BCLABS
Promo Code
Claim $50
Prophet
Get a 20% Purchase Match up to $100 in Bonus Funds!
Players must be 19+ and be residents of the U.S. Void where prohibited. Please play responsibly.
LABS100
Promo Code
Claim $100

Best NBA Prediction Market Apps for 2026 Playoffs

Prediction Market AppsPromo Code
Polymarket – Skip the waitlist and deposit $20 to get a $20 bonusLABS
Kalshi – Trade $10, Get a $10 BonusLABS
Novig – Spend $5, Get $50 in Novig CoinsBCLABS
ProphetX – Get a 20% Purchase Match, up to $100 in Bonus FundsLABS100
Click here to make FantasyLabs a preferred source on Google.

Saturday NBA Playoff Schedule

Matchup
Toronto Raptors vs. Cleveland Cavaliers (Game 1) – 1 p.m. ET on Prime Video
Minnesota Timberwolves vs. Denver Nuggets (Game 1) – 3:30 p.m. ET on Prime Video
Atlanta Hawks vs. New York Knicks (Game 1) – 6 p.m. ET on Prime Video
Houston Rockets vs. Los Angeles Lakers (Game 1) – 8:30 p.m. ET on ABC

Top Prediction Market App Bonuses for Saturday NBA Playoffs First Round Games

Claim one sign-up offer from each prediction market below for $180 from the best NBA prediction market apps for 2026 Playoffs:

Polymarket is the Best NBA Prediction Market App for 2026 Playoffs

If you are not in a sports betting state and looking to stack bonus from the best NBA prediction market apps for 2026 Playoffs, use Polymarket promo code LABS. This Polymarket invite code allows you to skip the waitlist to create an account plus you deposit $20 to get a $20 bonus.

Polymarket
Deposit $20 Get $20 Bonus, Use our Code to Skip the Waitlist!
Must be 18 years or older and have a legal, U.S. residential address within the applicable state, D.C., or U.S. territories. Not available i...See More
LABS
Promo Code
Claim $20

New Kalshi Promo Code LABS Unlocks $10 Bonus for Saturday NBA Playoffs

As one of the best NBA prediction market apps on Saturday, Kalshi provides a new user offer with Kalshi promo code LABS. Create a new Kalshi account and make a $10 first trade for a $10 bonus to use on different pro basketball markets such as outright winner, player props, total points in the game, and more.

Kalshi
Trade $10, Get $10!
Must be 18 years or older and have a legal, U.S. residential address within the applicable state, D.C., or U.S. territories. Not available i...See More
LABS
Promo Code
Claim $10

Trade on Saturday NBA Playoff Slate with Novig Promo Code BCLABS

Continuing on the list of best NBA prediction market apps for 2026 Playoffs today, Novig is a sweepstakes-format platform that operates in Novig Cash and Novig Coins currency. Right now, use Novig promo code BCLABS and spend $5 to get $50 in Novig Coins.

Novig
Spend $5, Get $50 in Novig Coins!
Players must be 21+ and be residents of the U.S. Void where prohibited. Mobile only. Please play responsibly.
BCLABS
Promo Code
Claim $50

Does ProphetX Have a Deposit Bonus for NBA Playoffs?

Finally, we round out the list of best NBA prediction market apps for Saturday first-round playoff games with ProphetX. Just in time for the 2026 Playoffs, use ProphetX promo code LABS100 to get a 20% match on your first purchase, up to $100 in bonus funds when you spend $500 or more.

Prophet
Get a 20% Purchase Match up to $100 in Bonus Funds!
Players must be 19+ and be residents of the U.S. Void where prohibited. Please play responsibly.
LABS100
Promo Code
Claim $100

YOU MAY ALSO LIKE

Sign up at the best prediction markets for Masters, including Kalshi, Polymarket, and ProphetX.Best Prediction Markets for Masters: Top Sign-Up Offers for Kalshi, Polymarket, and More Claim more than $5,000 in NBA betting promos for Friday. These are the best welcome offers for Hornets vs. Magic and Warriors vs. Suns in the Play-In Tournament.NBA Betting Promos: Best Welcome Offers for Hornets vs. Magic & Warriors vs. Suns Make NBA and NFL picks once you use the Kalshi promo code LABS and secure $10 in bonuses.Kalshi Promo Code LABS: Net $10 to Make NBA, Seahawks vs. Patriots Trades Register with the Novig promo code BCLABS to get $50 in coins to fund NBA and NFL prediction markets.Novig Promo Code BCLABS: Claim $50 Bonus for NBA Today, Seahawks vs. Patriots