Compare live odds across 19 sportsbooks and 4 exchanges (Kalshi, Polymarket, ProphetX, Novig), pregame and live in-play, best price flagged on every line. Line shop game lines and props, grade PrizePicks, Underdog, Betr and Pick6 on the DFS board, plus an 8-mode hedge finder, middle finder, bet tracker with CLV, 11 calculators, and a Discord bot. One-tap betslip deep links, light or dark. Nothing paywalled; a free email unlocks the 60-second live board. Math, not picks. Built solo in Michigan.