Sites Like Onyx Odds

If you're looking for betting sites like Onyx Odds, we'd recommend starting with Legendz's social sportsbook. Not only is it our top social sportsbook; Legendz is the site most similar to Onyx Odds because it's a web-based betting platform that looks and feels just like a traditional sportsbook. 

Legendz has outstanding availability in the US, boasting a similar number of states as Onyx Odds, and the list of sports available for making picks is longer than even many traditional sportsbooks. You can play for free or for cash prizes on Legendz, and you can even bet parlays and place live bets. If you like Onyx Odds, we think you'll find Legendz's social sportsbook to be a similar experience that's worth trying out.

If you like Onyx Odds, Betr's social sportsbook is definitely one to check out. Like Onyx Odds, Betr offers a sportsbook-style experience where you can make sports picks and engage with popular betting markets in an app that feels familiar to traditional sportsbooks — spreads, moneylines, totals, and props are all part of the mix. One of the biggest similarities to Onyx Odds is that Betr's social sportsbook isn't tied to full regulated real-money betting, which lets it operate in a wide range of states where traditional books might not be available. 

Betr also integrates both free currency you can use without risk and Betr Cash that can be earned and used for real-money prizes, giving it a dual-mode experience that echoes Onyx's free-to-play and cash-prize structure. On top of that, there are ongoing promotions tied specifically to the social sportsbook experience, including first purchase match offers which can give users more value when placing picks. If you enjoy Onyx Odds's social betting vibe and want a similar platform, Betr's social sportsbook delivers a comparable experience that's worth trying out.

If you're searching for social sportsbooks in the same vein as Onyx Odds, Thrillzz's social sportsbook is another solid alternative. Thrillzz turns sports predictions into a free-to-play experience where you make picks on major leagues like the NFL, NBA, MLB, and more, all within a mobile-first sportsbook-style interface that’s designed for ease of use and competition. 

What makes Thrillzz most similar to Onyx Odds is its sweepstakes model, letting you collect virtual currencies like Thrillzz Coins and Sweeps that can be wagered for real cash prizes if you win. One of Thrillzz's best qualities is their daily rewards, promotions, and loyalty bonuses that you can use to make predictions, climb leaderboards, and even form Squads with friends for added social fun. If you enjoy Onyx Odds and want an app that’s social, mobile-focused, and available in many US states under sweepstakes rules, Thrillzz offers a comparable way to test your sports insight and compete with others.

If you're comparing social sportsbooks to Onyx Odds, ProphetX's social sportsbook stands out as a different but compelling option. Rather than using a traditional book model, ProphetX runs a peer-to-peer exchange, allowing users to set or accept odds against other players, which can sometimes result in better value on picks. 

Like Onyx Odds, the ProphetX platform covers a broad selection of sports, including major US leagues, soccer, and combat sports, with support for live betting and player props in a clean, mobile-first interface. ProphetX also uses a dual-currency system, offering free-to-play Prophet Points alongside Prophet Cash that can be redeemed for cash prizes after meeting play-through requirements. With availability across most US states through its sweepstakes structure, ProphetX delivers a social, community-driven betting experience that differs from Onyx Odds' layout but still appeals to bettors looking for flexibility and wide access.

Fliff's social sportsbook offers a similar style of social sportsbook as Onyx Odds, and is arguably the most popular alternative. Fliff offers a sportsbook-style experience where you make picks on spreads, moneylines, totals, and props through a mobile app that closely mirrors traditional betting platforms. Like Onyx Odds, Fliff runs on a dual-currency system, using Fliff Coins for social play and Fliff Cash for sweepstakes contests that can be redeemed for real prizes without placing real-money bets. 

Players earn currency through daily bonuses, challenges, and promotions, keeping the experience active and engaging. Fliff features major US sports and includes leaderboards and social competition, making it appealing to bettors who enjoy pick-based games with community elements. Its sweepstakes structure also allows Fliff to operate in most US states, offering broad access similar to Onyx Odds.