Updated Oct 4, 2026 9:48 PM ET.
Get a 100% Match up to $100 in Fliff Cash on your first qualifying purchase ($9.99+). Play sweepstakes moneylines on ATP & WTA tennis across 32 US states (18+).
| Promo Code | IPREDICT (Tap to copy) |
| Welcome Bonus | 100% Match up to $100 in Fliff Cash |
| Min Qualifying Purchase | $9.99 USD |
| Redemption Window | Deposit within 30 days of promo code entry |
| Age Requirement | 18+ in eligible states |
| Sportsbook Model | Dual-Currency Sweepstakes (No Purchase Necessary) |
| Supported Tennis Tours | ATP Tour, WTA Tour, Grand Slams, ATP Challengers, ITF |
Fliff operates legally under US sweepstakes regulations rather than traditional state sports betting licenses. It uses two separate virtual currencies:
No Purchase Necessary: Free Fliff Cash can be claimed via daily app logins and alternative mail-in requests according to the official Fliff Sweepstakes Rules.
Fliff is available for real-money prize sweepstakes play (Fliff Cash) in 32 US states. Participation in sweepstakes and cash redemptions is prohibited in the following 18 excluded states (as of September 2026):
If you reside in an excluded state (such as New York, California, New Jersey, or Nevada), our match board automatically routes you to Kalshi prediction exchange markets instead.
IPREDICT.The active, verified Fliff promo code is IPREDICT. Entering this code unlocks a 100% match up to $100 in Fliff Cash on your first qualifying purchase of $9.99+.
You must complete your qualifying purchase of $9.99 or more within 30 days of entering promo code IPREDICT in the Fliff app to receive the match bonus.
Yes. Fliff offers full tennis coverage including match winner moneylines, game spreads, total games (Over/Under), and live in-play betting for all ATP, WTA, Grand Slam, and Challenger events.
You must be at least 18 years of age (or legal age of majority in your jurisdiction) to participate on Fliff.
1. Analytical & Research Use Only: iPredictSport is a quantitative research platform publishing statistical estimates for educational, informational, and analytical purposes only. iPredictSport is not an investment adviser, commodity trading advisor (CTA), registered broker-dealer, or sports wagering operator. Nothing contained on this site, in our API, or in our newsletters constitutes financial advice, investment recommendations, or sports betting advice.
2. Hypothetical & Simulated Performance (CFTC Rule 4.41): Performance figures for our autonomous paper agent and proposed bet track records are simulated, hypothetical, and based on paper audits. Unlike an actual performance record, simulated results do not represent actual trading, may not reflect market liquidity, exchange slippage, or trading bans, and cannot account for psychological risk factors. No representation is made that any user will or is likely to achieve profits or losses similar to those shown. Past performance does not guarantee future results.
3. Market Risk & Capital Loss: Trading binary contracts on prediction markets (such as Kalshi or Polymarket) or placing sports wagers involves substantial financial risk, including the possible loss of 100% of staked capital. Odds and spreads fluctuate continuously. Users assume sole responsibility for their own trading decisions and bankroll sizing.
4. Responsible Gaming & Age Requirements: Fliff sweepstakes is available to legal residents aged 18+ in eligible states. Financial prediction exchanges (including Kalshi) require 18+, and commercial sportsbooks require 21+, subject to jurisdiction. If you or someone you know has a gambling problem and wants help, confidential crisis counseling and referral services can be accessed 24/7 by calling 1-800-GAMBLER (1-800-426-2537) or visiting ncpgambling.org.
5. Affiliate & Compensation Disclosure: iPredictSport may receive affiliate commissions, referral fees, or cost-per-acquisition (CPA) compensation from links to partners (including Fliff, Kalshi, and Polymarket) at no additional cost to you. For Fliff, attribution requires entry of promo code IPREDICT or IPSLIVE in the mobile app. Fliff is a sweepstakes sports product for adults 18+ and is void where prohibited by law (18 excluded states). This commercial compensation does not alter our objective quantitative probabilities, model outputs, or editorial gates.
Full text: Terms of Use · Disclaimer · Affiliate & Advertising Disclosure · Privacy Policy