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GWTTKBGuys Who Think They Know Ball

GWTTKB (Guys Who Think They Know Ball) is a free NFL fantasy football and props research site: redraft and dynasty trade calculators, an AI Coach that connects to Sleeper, ESPN and Yahoo leagues, weekly and rest-of-season rankings, True Odds for player props and parlays, and published research built on 4M+ NFL stats and 1M+ sportsbook lines.

Guys Who Think They Know Ball builds the most advanced fantasy football tools in the industry and gives every one of them away free. Rankings shouldn’t cost money. Trade calculators shouldn’t cost money. Advanced stats shouldn’t cost money. With 200M+ views across TikTok and YouTube and about 220,000 people on the site every month, GWTTKB is arguably the fastest-growing fantasy football advice platform in America.

Redraft
  • Fantasy football trade calculator
  • This week’s rankings and start/sit
  • Rest-of-season rankings
  • Waiver wire pickups and FAAB bids
  • Trade targets this week
  • Fantasy playoff schedule (SOS)
  • League analyzer and power rankings
  • Scout your leaguemates
  • AI fantasy football Coach
  • Redraft hub
Dynasty
  • Dynasty trade calculator
  • Dynasty rankings
  • Dynasty AI Coach
  • Dynasty player values
  • Dynasty league analyzer
  • Dynasty roster scouting
  • Dynasty trade grades
  • College stats and fantasy points
  • Dynasty hub
Live and props
  • GWTTKB Live: scores, matchups, parlays
  • Research Agent: ask about any prop
  • True Odds: player props and parlays
  • Player prop history
  • Team lines
Research
  • Player pages
  • Team pages
  • Fantasy football charts
  • Field Explorer
  • Advanced stats
  • NFL injury report
  • Research findings
  • 2026 player studies
  • What actually predicts fantasy football
  • Research home
GWTTKB
  • GWTTKB home
  • How GWTTKB works
  • Methodology
  • What the Coach does
  • The GWTTKB Open
  • Contact

© 2026 GWTTKB · Free, no account · Privacy · Terms · Accessibility · Contact

Not affiliated with the NFL, its teams, ESPN, Sleeper or Yahoo; team names, logos and player images belong to their owners. Data via nflverse, FTN Data and CollegeFootballData.com. Odds and props are research for adults 21+, not betting advice. Need help? Call 1-800-GAMBLER.