
Free dynasty toolset from StatChasers that reads your connected league for a trade calculator and finder, dynasty and rookie pick values, start/sit, waivers, power rankings and playoff odds. Its dynasty values are also offered as a free public JSON API with attribution.
- Free
- ESPN
- Fleaflicker
- MyFantasyLeague

Web tool that loads a Sleeper, MFL or Fleaflicker league by username or league ID and suggests trades, waiver priorities and start/sit calls from daily-updated trade values. Also has a standalone trade calculator, value chart and risers/fallers list; Pro adds an AI analyst.
- Free tier + paid
- Fleaflicker
- MyFantasyLeague
- Sleeper
Free web trade evaluator for fantasy football: enter players given and received, optionally set scoring, league type, superflex and TE premium or import a Yahoo or Sleeper roster, and get an A-F grade for your side of the trade.

Dynasty fantasy football trade site: trade calculator with superflex, 1QB, TE premium and startup modes, community-driven player values and rankings (including rookies and IDP), a fair-trade finder, trade database and draft grader, plus a redraft calculator.

Dynasty-focused fantasy site for football, basketball and baseball: rankings, a free trade calculator, player value pages, advanced metrics and league imports. Paid plans add AI trade finding, film breakdowns and portfolio tools.
- Free tier + paid
- ESPN
- Fleaflicker
- Sleeper
Web tool that imports a Sleeper or public ESPN league and suggests trades from the actual rosters, using FantasyCalc values and weekly projections, with reports on both teams' projected lineups and roster strength. No account needed.