Best Ball Maniacs
Free best ball toolkit: portfolio tracker, AI mock drafts, rankings and leaderboard
About Best Ball Maniacs
Best Ball Maniacs is a free, donation-supported set of best ball tools. Its portfolio tracker imports Underdog and DraftKings drafts and reports exposure, CLV, stacks, archetypes and bye-week conflicts, with filters by contest. The site also has mock drafts against AI opponents that pick off current ADP, a drag-and-drop rankings builder with CSV export, a player stats percentile tool and a weekly leaderboard of tracked teams.
Features
- Portfolio exposure, CLV and stack tracking
- Contest-level filters (BBM, Eliminator, etc.)
- AI mock drafts using current ADP
- Custom rankings builder with CSV export
- Stat Maniac player percentiles
- Weekly leaderboard of tracked teams
Sports and sites covered
Sports
Works with
- Underdog
- DraftKings
Pricing
Free
Donation-supported
Prices as listed on bestballmaniacs.com when we checked. Confirm current pricing on their site.
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Sources and corrections
Last checked Oct 3, 2026. We build every listing from the sources below and recheck them regularly. If something about Best Ball Maniacs has changed, let us know.