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DFS Directory

NFL DFS best ball tools

Of the 17 listed here, 14 are free or have a free plan and 11 cover NFL only. 17 work with Underdog, 12 with DraftKings and 5 with Drafters.

17 of 17 listings

  • Free in-browser analyzer for Underdog best ball entry exports and pod standings

    NFLUnderdog
    Free
  • Best ball portfolio analytics with a browser extension and an iPhone draft overlay

    NFLUnderdog, DraftKings
    Free, or $20/mo
  • Free best ball toolkit: portfolio tracker, AI mock drafts, rankings and leaderboard

    NFLUnderdog, DraftKings
    Free
  • Best ball portfolio web app plus a paid in-draft overlay with CLV tracking

    NFLUnderdog, DraftKings
    Free, or $40/mo
  • Underdog best ball team builder, daily ADP page and portfolio tracker with CLV

    NFLUnderdog
    Free, or $5/season
  • Underdog draft board with live capture, ADP for every contest type and exposure

    NFLUnderdog
    Free, or $4.99/mo
  • Draft overlay for Underdog/DraftKings NFL best ball, plus PGA and MLB tools

    NFLGolfMLBUnderdog, DraftKings
    Free, or $5/mo
  • Paid best ball draft overlay for DraftKings, Underdog and Drafters

    NFLMLBDraftKings, Underdog, Drafters
    From $10/mo
  • Expert-driven DFS projections, ownership and slate analysis for NFL, NBA, golf and CFB

    NFLNBAGolfCFBDraftKings, FanDuel, Yahoo, Underdog
    From $30.99/wk
  • Matthew Berry's NFL fantasy site; top FL+ tier adds DFS projections and tools

    NFLDraftKings, FanDuel, Underdog, PrizePicks
    Free, or $99.99/yr
  • Simulation-driven dynamic best ball rankings that reorder after every pick

    NFLUnderdog, DraftKings
    From $199/mo
  • Unofficial Reddit community for Underdog pick'em and best ball players

    NFLCFBNBAWNBAMLB+1Underdog
    Free
  • Free best ball overlay that grades picks, plus a portfolio data visualizer

    NFLUnderdog, DraftKings
    Free
  • Best ball strategy streams for Underdog, DraftKings, Drafters and FastDraft

    NFLNBAMLBCFBCBBUnderdog, DraftKings, Drafters
    Free
  • Free Chrome overlay that tracks live best ball exposure across four draft sites

    NFLUnderdog, DraftKings, Drafters
    Free
  • DFS optimizer, contest simulator and bankroll tracker built with Establish The Run

    NFLNBAMLBNHLGolf+11DraftKings, FanDuel, Yahoo, Underdog
    Free, or $24.99/mo
  • Slow-draft planning workspace and portfolio tracker for Underdog best ball

    NFLUnderdog
    Free

Side by side

NFL DFS best ball tools: price, free trial, supported sites and sports
NamePriceFree trialWorks withSports
Best Ball DomainFree—UnderdogNFL
Best Ball ExposuresFree, or $20/mo—Underdog, DraftKingsNFL
Best Ball ManiacsFree—Underdog, DraftKingsNFL
Best Ball Overlay (BBO)Free, or $40/moNoUnderdog, DraftKingsNFL
Best Ball Team BuilderFree, or $5/seasonNoUnderdogNFL
BestBallTrackerFree, or $4.99/moYesUnderdogNFL
Draft BrainFree, or $5/moNoUnderdog, DraftKingsNFL, Golf, MLB
Draft CaddyFrom $10/moNoDraftKings, Underdog, DraftersNFL, MLB
Establish The RunFrom $30.99/wkNoDraftKings, FanDuel, Yahoo, Underdog, Drafters, Splash SportsNFL, NBA, Golf, CFB
Fantasy LifeFree, or $99.99/yrNoDraftKings, FanDuel, Underdog, PrizePicksNFL
LegUp SidekickFrom $199/moNoUnderdog, DraftKingsNFL
r/underdogfantasyFree—UnderdogNFL, CFB, NBA, WNBA, MLB, Tennis
rosterOSFree—Underdog, DraftKingsNFL
Spike Week (YouTube)Free—Underdog, DraftKings, DraftersNFL, NBA, MLB, CFB, CBB
The Bag ManagerFree—Underdog, DraftKings, DraftersNFL
THE SOLVERFree, or $24.99/mo—DraftKings, FanDuel, Yahoo, Underdog, DraftersNFL, NBA, MLB, NHL, Golf, MMA, WNBA, CFB, CBB, NASCAR, F1, Soccer, Tennis, Esports, Cricket, Other
Vantage DraftsFree—UnderdogNFL

How to choose

Best ball is draft-and-forget fantasy: you draft once and your best lineup is set automatically each week. Tools for it focus on average draft position, stacking, portfolio exposure across many drafts and playoff-week correlation.

What separates good best ball tools from the rest:

  • ADP data by site, updated daily during draft season
  • Exposure tracking across all of your drafts
  • Stack and playoff-week correlation views
  • Draft assistant overlays that work while you draft