Tennis DFS: sites and tools
Where to play Tennis DFS
Prediction market
NFLCFBNBACBB+6States 48Min deposit $10No current offer listed

Salary cap, Best ball
NFLCFBNBACBB+9States 44Min deposit $5New customers get 2 tickets to play free in NFL and NBA contests with a first deposit of $5 or more

Peer-to-peer pick'em, Prediction market
NFLCFBNBACBB+5States 37Min deposit $10New users who play a first $5 lineup get $150 in bonus lineups if it wins, plus $25 in bonus packs after buying a first $5 pack

Pick'em, Peer-to-peer pick'em
NFLCFBNBACBB+10States 32Min deposit —Place a $10 real-money entry and get $20 in Bonus Cash (offer runs Oct 8-Dec 31, 2026)

Pick'em, Peer-to-peer pick'em
NFLCFBNBAWNBA+10States 32Min deposit $10$5 free entry on sign-up plus a 100% first-deposit match up to $100 in promo funds (promo funds expire after 7 days)

Peer-to-peer pick'em, Prediction market, Season-long, Pools
NFLCFBNBACBB+9States 31Min deposit —100% match on first Player Picks deposit, up to $100

Pick'em, Peer-to-peer pick'em, Prediction market
NFLCFBNBACBB+9States —Min deposit —Up to $30 in free entries (one $10 Pick & Spin and two $10 Pick'Em) after a first deposit and $5 of cash entries

Prediction market
NFLCFBNBACBB+6States —Min deposit $1No current offer listed
Best ball, Pick'em
NFLNBANHLMLB+4States —Min deposit —50% bonus on first deposit, up to $100

Prediction market
NFLCFBNBACBB+8States —Min deposit $10New customers who sign up by Nov 15, 2026 can earn up to $150 in FanCash over 14 days, matching their first trade each day (from $2.50 on day 1 to $25 on day 14)

Fliff
LimitedSweepstakes, Peer-to-peer pick'em
NFLCFBNBACBB+8States —Min deposit —100% match up to $250: buy $1–$250 of Fliff Coins and get up to 250 free Fliff Cash

Peer-to-peer pick'em
NFLCFBNBACBB+4States —Min deposit —100% match on the first deposit, up to $100

Prediction market
NFLCFBNBACBB+8States —Min deposit —Deposit $10 or more and receive $50 in trade credits (five $10 credits)

Prediction market
NFLCFBNBACBB+11States —Min deposit —$25 trading credit for a first deposit of $10 or more, plus $25 more with a referral code (credits can't be withdrawn)

Prediction market
NFLCFBNBACBB+9States —Min deposit $10Trade $40 within 30 days and get $40 in trading credits ($10 on days 1 and 8, $20 on day 15); ends Dec 31, 2026

Prediction market
NFLCFBNBACBB+11States —Min deposit —No current offer listed
Tennis lineup optimizers

DraftKings tennis DFS projections, optimizer and contest tracking for ATP and WTA slates
TennisDraftKingsFrom $19.99/mo
All-sport DFS membership with Domination Station optimizer, projections and coaching
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, PrizePicks, UnderdogFrom $9.99/wkMulti-site DFS optimizer with entry assignment, late swap and contest sim metrics
NBAWNBACBBNFLCFB+9DraftKings, FanDuel, YahooFrom $50/wk
Automated DFS engine with optimizer, contest sims, scheduled builds and backtesting
NFLNBAMLBNHLGolf+9DraftKings, FanDuelFrom $24.95/wkFree Python library that automates DraftKings and FanDuel lineup building
NFLNBAMLBNHLWNBA+7DraftKings, FanDuelFree
Tennis projections

DraftKings tennis DFS projections, optimizer and contest tracking for ATP and WTA slates
TennisDraftKingsFrom $19.99/mo
All-sport DFS membership with Domination Station optimizer, projections and coaching
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, PrizePicks, UnderdogFrom $9.99/wkMulti-site DFS optimizer with entry assignment, late swap and contest sim metrics
NBAWNBACBBNFLCFB+9DraftKings, FanDuel, YahooFrom $50/wk
Automated DFS engine with optimizer, contest sims, scheduled builds and backtesting
NFLNBAMLBNHLGolf+9DraftKings, FanDuelFrom $24.95/wk
FanDuel's free research hub with DFS projections and articles (formerly numberFire)
NFLCFBNBACBBWNBA+10FanDuelFree
Tennis simulators
Multi-site DFS optimizer with entry assignment, late swap and contest sim metrics
NBAWNBACBBNFLCFB+9DraftKings, FanDuel, YahooFrom $50/wk
Automated DFS engine with optimizer, contest sims, scheduled builds and backtesting
NFLNBAMLBNHLGolf+9DraftKings, FanDuelFrom $24.95/wk
Single-plan DFS optimizer and contest simulator for DraftKings and FanDuel, 16 sports
NFLCFBMLBGolfMMA+9DraftKings, FanDuelFrom $50/mo
Real-time player news, injury notes and starting lineups across 15+ sports
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, Yahoo, UnderdogFree, or $24.99/mo
Simulation-driven DFS optimizer with projections, ownership, late swap and contest sims
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, Yahoo, OwnersBoxFrom $97/mo
Tennis ownership projections

Automated DFS engine with optimizer, contest sims, scheduled builds and backtesting
NFLNBAMLBNHLGolf+9DraftKings, FanDuelFrom $24.95/wk
DFS optimizer plus Lineup Rewind contest review and Lineup Study of top players' builds
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, Yahoo, OwnersBoxFrom $4.95/wk
RotoGrinders' multi-sport DFS lineup optimizer with stacking, exposures and late swap
NFLCFBNBACBBWNBA+9DraftKings, FanDuel, YahooFrom $29.99/mo
Simulation-driven DFS optimizer with projections, ownership, late swap and contest sims
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, Yahoo, OwnersBoxFrom $97/mo
Tennis pick'em and prop tools

All-sport DFS membership with Domination Station optimizer, projections and coaching
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, PrizePicks, UnderdogFrom $9.99/wk- Free, or $29.99/mo

Odds screen and +EV/arbitrage scanner with a fantasy optimizer for pick'em apps
NFLCFBNBACBBWNBA+6PrizePicks, Underdog, Sleeper, BetrFrom $59.99/moOdds screen, +EV and arbitrage tools with PrizePicks, Underdog and Sleeper entry builders
NFLCFBNBACBBWNBA+6PrizePicks, Underdog, SleeperFree, or $29.95/wk
DFS and betting models per sport: projections, range-of-outcome tables and optimals
NFLCFBNBAWNBAMLB+6DraftKings, FanDuelFrom $7 once
Tennis odds screens and +EV tools
Odds, public/sharp money data, projections and prop value ratings in a betting app
NFLCFBNBACBBWNBA+7Free, or $14.99/wk
Pro odds screen pricing 200+ books against a proprietary True Line, plus data APIs
NFLCFBNBACBBWNBA+6From $149/mo- Free, or $29.99/mo

Low-latency odds and same-game-parlay API that includes PrizePicks and Splash lines
NFLCFBNBACBBWNBA+7PrizePicks, Splash SportsFrom $299/mo
Odds screen and +EV/arbitrage scanner with a fantasy optimizer for pick'em apps
NFLCFBNBACBBWNBA+6PrizePicks, Underdog, Sleeper, BetrFrom $59.99/mo
Tennis best ball tools

Unofficial Reddit community for Underdog pick'em and best ball players
NFLCFBNBAWNBAMLB+1UnderdogFree
DFS optimizer, contest simulator and bankroll tracker built with Establish The Run
NFLNBAMLBNHLGolf+11DraftKings, FanDuel, Yahoo, UnderdogFree, or $24.99/mo
Tennis research and stats sites
Odds, public/sharp money data, projections and prop value ratings in a betting app
NFLCFBNBACBBWNBA+7Free, or $14.99/wk
FanDuel's free research hub with DFS projections and articles (formerly numberFire)
NFLCFBNBACBBWNBA+10FanDuelFree
DFS and betting models per sport: projections, range-of-outcome tables and optimals
NFLCFBNBAWNBAMLB+6DraftKings, FanDuelFrom $7 once
Pick'em prop research with hit rates, matchups and line movement across 14 sports
NFLCFBNBACBBWNBA+5PrizePicks, Underdog, Sleeper, BetrFrom $19.99/mo
Real-time player news, injury notes and starting lineups across 15+ sports
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, Yahoo, UnderdogFree, or $24.99/mo
Tennis news and injury alerts

Starting lineups, depth charts and injury pages for major US sports, plus betting data
NFLCFBNBACBBWNBA+5Free
Real-time player news, injury notes and starting lineups across 15+ sports
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, Yahoo, UnderdogFree, or $24.99/mo
Tennis contest and results analysis

DraftKings tennis DFS projections, optimizer and contest tracking for ATP and WTA slates
TennisDraftKingsFrom $19.99/mo
Automated DFS engine with optimizer, contest sims, scheduled builds and backtesting
NFLNBAMLBNHLGolf+9DraftKings, FanDuelFrom $24.95/wk
DFS optimizer plus Lineup Rewind contest review and Lineup Study of top players' builds
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, Yahoo, OwnersBoxFrom $4.95/wk
Single-plan DFS optimizer and contest simulator for DraftKings and FanDuel, 16 sports
NFLCFBMLBGolfMMA+9DraftKings, FanDuelFrom $50/mo
DFS results and bankroll tracker for DraftKings, FanDuel and Yahoo contest history
NFLNBAWNBAMLBNHL+8DraftKings, FanDuel, YahooFree, or $6.50/mo
Tennis bankroll and results trackers

Odds screen and +EV/arbitrage scanner with a fantasy optimizer for pick'em apps
NFLCFBNBACBBWNBA+6PrizePicks, Underdog, Sleeper, BetrFrom $59.99/mo
Alerts when Pinnacle's sharp lines move, plus a CLV-focused bet tracker
NFLNBAMLBNHLMMA+3From $39/mo
DFS results and bankroll tracker for DraftKings, FanDuel and Yahoo contest history
NFLNBAWNBAMLBNHL+8DraftKings, FanDuel, YahooFree, or $6.50/mo
DFS optimizer, contest simulator and bankroll tracker built with Establish The Run
NFLNBAMLBNHLGolf+11DraftKings, FanDuel, Yahoo, UnderdogFree, or $24.99/mo
Tennis lineup management tools
Multi-site DFS optimizer with entry assignment, late swap and contest sim metrics
NBAWNBACBBNFLCFB+9DraftKings, FanDuel, YahooFrom $50/wk
Single-plan DFS optimizer and contest simulator for DraftKings and FanDuel, 16 sports
NFLCFBMLBGolfMMA+9DraftKings, FanDuelFrom $50/mo
RotoGrinders' multi-sport DFS lineup optimizer with stacking, exposures and late swap
NFLCFBNBACBBWNBA+9DraftKings, FanDuel, YahooFrom $29.99/mo
Tennis data feeds and APIs
- Free, or $9.99/mo

Pro odds screen pricing 200+ books against a proprietary True Line, plus data APIs
NFLCFBNBACBBWNBA+6From $149/mo
Low-latency odds and same-game-parlay API that includes PrizePicks and Splash lines
NFLCFBNBACBBWNBA+7PrizePicks, Splash SportsFrom $299/mo
Enterprise real-time odds feed from 200+ sportsbooks, DFS apps and prediction markets
NFLCFBNBACBBWNBA+12PrizePicks, Underdog, Sleeper, BetrPaid
Enterprise sports data, odds and AV feeds for sportsbooks, media and leagues
NFLCFBNBACBBWNBA+10Paid
Tennis communities

All-sport DFS membership with Domination Station optimizer, projections and coaching
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, PrizePicks, UnderdogFrom $9.99/wk
DFS optimizer plus Lineup Rewind contest review and Lineup Study of top players' builds
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, Yahoo, OwnersBoxFrom $4.95/wk
Pick'em prop research with hit rates, matchups and line movement across 14 sports
NFLCFBNBACBBWNBA+5PrizePicks, Underdog, Sleeper, BetrFrom $19.99/mo
Unofficial Reddit community for PrizePicks and other pick'em app slips and picks
NFLCFBNBAMLBNHL+4PrizePicks, Underdog, Betr, DabbleFree
Large Reddit sports betting forum with daily pick threads and player-prop talk
NFLCFBNBACBBWNBA+8Free
Tennis courses and books

All-sport DFS membership with Domination Station optimizer, projections and coaching
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, PrizePicks, UnderdogFrom $9.99/wk
Simulation-driven DFS optimizer with projections, ownership, late swap and contest sims
NFLCFBNBACBBWNBA+10DraftKings, FanDuel, Yahoo, OwnersBoxFrom $97/mo
Sharp-focused odds screens, the no-vig Unabated Line and a DFS pick'em entry builder
NFLCFBNBACBBWNBA+6PrizePicks, Underdog, DraftKings Pick6, SleeperFree, or $99/mo