FanDuel
FanDuel is the largest US sportsbook operator by market share, owned by Dublin-based Flutter Entertainment. The company started in Scotland in 2009 as a daily fantasy sports platform and now leads in most legal US markets. Its strengths: a polished mobile app, the SGP+ parlay builder that other books copy, and deep partnerships with pro sports teams.
Our take Our top overall pick. The SGP+ builder alone is reason enough for parlay bettors to make FanDuel their primary book.
Signature Features
Visual breakdowns of the operator features referenced throughout this review. Editorial illustrations are clearly tagged; real screenshots replace them as our editorial team captures them.
Editorial illustrationPros
- Industry-leading SGP+ tech with the sharpest correlation pricing
- Largest US market share with the deepest pro-team partnerships
- Reliable app with the fastest in-play odds refresh of any major book
- "No Sweat" promos refund losing bets in bonus credit
Cons
- Exited Nevada in November 2025 over the Kalshi prediction-markets dispute
- Welcome bonus less generous in raw dollars than bet365 or BetMGM
- Heavy limit reductions on winning bettors
About FanDuel
FanDuel is the largest US sportsbook operator by market share, owned by Dublin-based Flutter Entertainment. The company started in Scotland in 2009 as a daily fantasy sports platform and now leads in most legal US markets. Its strengths: a polished mobile app, the SGP+ parlay builder that other books copy, and deep partnerships with pro sports teams.
What Makes FanDuel Different
Polished mobile app and the SGP+ builder, which lets bettors create same-game parlays faster and with better correlation pricing than at competitors.
What You Should Know
- Acquired by Paddy Power Betfair (now Flutter Entertainment) in 2018
- Typically the #1 operator by US market share since 2020
- Industry-leading same-game parlay technology (SGP+)
- Official betting partner of the Boston Bruins, NY Knicks, Detroit Pistons, Washington Commanders, and many more
- Took over the GambetDC contract in Washington DC from Intralot in 2024
- Left Nevada in November 2025 over prediction markets dispute with Kalshi
FanDuel is Live in 26 States
FanDuel operates in the following US states and territories. Click any state for a full guide to legal sports betting in that market; including which operators are available, tax rates, and state-specific laws.
Arizona
★ Dedicated siteArkansas
★ Dedicated siteColorado
★ Dedicated siteConnecticut
★ Dedicated siteIllinois
★ Dedicated siteIndiana
★ Dedicated siteIowa
★ Dedicated siteKansas
★ Dedicated siteKentucky
★ Dedicated siteLouisiana
★ Dedicated siteMaryland
★ Dedicated siteMassachusetts
★ Dedicated siteMichigan
★ Dedicated siteMississippi
Missouri
★ Dedicated siteNew Jersey
★ Dedicated siteNew York
★ Dedicated siteNorth Carolina
★ Dedicated siteOhio
★ Dedicated sitePennsylvania
★ Dedicated siteTennessee
★ Dedicated siteVermont
★ Dedicated siteVirginia
Washington DC
★ Dedicated siteWest Virginia
Wyoming
★ Dedicated siteFanDuel is our top pick in 26 states
Our editorial ranking weights app stability, sharp pricing, market depth, and payout speed. FanDuel earns the top spot in the markets below; click any state to see the full ranked list, current welcome offer, and how it compares to other licensed operators in that market.
FanDuel vs the Field
Side-by-side comparisons against the operators readers most often weigh against FanDuel. Each opens the full editorial breakdown.
Other US Sportsbooks
Compare FanDuel with other major US sports betting operators.