Which bookmakers are the best in the world? Choosing a bookmaker should be based on your needs and strategy. All operators included in the ranking have stood the test of time and offer competitive terms for players at different levels.

In the world of sports betting, choosing a reliable bookmaker is key to success. On 3S.INFO, we have analyzed dozens of international operators. Therefore, we present a rating of the best bookmakers that combine reliability, attractive odds, and modern service.

Top 10 Global Online Betting Markets

Below are the GGR forecasts for the volume of online betting in 2025, according to research by the international consulting company Regulus Partners, published in October 2025.

  1. USA - $17.3 billion  
  2. United Kingdom - $9.9 billion  
  3. Italy - $4.6 billion  
  4. Russia - $4.5 billion. Top Best Russian Bookmakers: Who Are the Leaders? Check out the current rating to choose a verified bookmaker.
  5. Brazil - $4.1 billion  
  6. Australia - $3.7 billion  
  7. Canada - $3 billion  
  8. France - $2.9 billion  
  9. South Africa - $2.5 billion  
  10. Germany - $1.9 billion

How to Choose the Best Bookmaker?

To compile the ranking of the world's top betting companies, we relied on several selection criteria: 

  • Licenses and Security  
  • Betting Lines and Odds  
  • Bonuses and Promotions  
  • Mobile App  
  • Customer Support

The iGaming industry is becoming increasingly regulated worldwide: licenses are now required not only for operators but also for their marketing partners. This has led to the creation of the affiliate license—a permit for those who promote casino and bookmaker brands. On 3S.INFO, you will find a complete guide on why this license is needed, in which jurisdictions it is mandatory, and how to obtain it.

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RankBookmakerCountries of OperationEstimated Annual RevenueFeatures and Comments
1Bet365Over 200 countries (Europe, Asia, America)$3.6–4 billionLargest bookmaker, high reliability, wide range of bets
2William HillUK, Europe, Australia, Canada$1.5–2 billionOne of the oldest brands, large retail network, online service
31xBetEurope, Asia, Africa, CIS (50+ countries)$1.3–1.8 billionActive expansion, strong promotion in esports
4BetfairUK, Europe, Australia$500–900 millionBetting exchange with active player interaction
5Pinnacle100+ countries, excluding USA and UK$500+ millionLow margin, for professionals, high odds

This ranking was compiled based on an analysis of traffic, engagement, and overall market dynamics of bookmaking websites in 2025, covering key GEOs: Asia, Europe, CIS, Latin America, and North America.

  • In Europe, Fonbet and Bet365 remain leaders with the largest base of active players, high number of page views, and prolonged time spent on site.
  • In Asia, large international brands such as Parimatch and 1xBet are popular, along with local operators who demonstrate steady growth in traffic and engagement.
  • In Latin America and North America, Betway, 22bet, and Stake stand out by combining high user activity with advanced mobile platforms.

All these bookmakers show stable growth due to adaptation to mobile traffic, improved user experience (UX), and expansion of their betting events lineup. They provide quality live betting platforms and modern payment methods for maximum user convenience.

What bookmakers do you work with? Where and why do you place sports bets?