Linewhale
Compare real-time sports betting odds across 100+ sportsbooks
Linewhale is a sports betting odds comparison platform that aggregates real-time moneyline, spread, and totals from more than 100 sportsbooks across eight regions. It helps you shop lines instantly so you can capture the best price before you bet. Linewhale offers free calculators for parlays, hedging, arbitrage, and Kelly sizing, plus live line movement and an events feed. Premium users can scan for arbitrage, positive EV bets, steam moves, and profitable middles to refine their strategy.