Two of the best teams in the country are set to square off on Saturday and these Ohio State-Indiana prediction market promos are raising the bar for the game. Here are the five best prediction market platforms for Ohio State vs. Indiana

Offers and availability vary by state and are subject to each platform’s terms.

A $25 qualifying trade on Ohio State vs. Indiana will unlock the $55 bonus on Kalshi. This is one of the largest prediction market offers available on college football this weekend. New players who take advantage of this offer early will be able to secure $55 in bonuses to use throughout the weekend.

Novig is a peer-to-peer, no-vig exchange where users trade against each other rather than a house, meaning better effective pricing on the same college football outcome than a traditional venue. With a 3.5-point consensus spread and 50.5-point total for this matchup, removing the vig improves the payout on that exact same side. A $10 deposit unlocks $50 in trade credits.

Polymarket offers deep liquidity on marquee college football games, featuring share prices that read directly as implied probabilities. Traders appreciate the platform’s flexibility, which allows them to exit a position before the final whistle. A $10 qualifying deposit unlocks the $25 bonus for big-name programs, high-stakes rivalry games, and broad championship futures.

This newer platform has a straightforward market menu, making it an ideal venue for spreading action on a busy college football Saturday. It provides the simplest entry position on this matchup’s established 3.5-point spread. Prices on the same outcome differ between venues, so more accounts mean more chances at catching the better side of a trade. A $25 trade unlocks the $25 in bonus picks.

Trade $50 & Get a $75 Bonus at Prophet Exchange!

ProphetX is an exchange-style platform where traders take or make prices, request custom lines, and get filled by other users. This is incredibly useful in college football, where heavy action means the exact number you want often is not the one posted. A $50 qualifying trade unlocks the $75 bonus.