The online gambling industry continues its rapid expansion in 2025, with more countries regulating and opening their markets. As a result, global online casino gaming revenues are projected to top $127 billion this year.
With such tremendous growth, which games are bringing in the most money for operators? While new formats like live dealer and virtual reality casino games gain traction, traditional staples like online slots and table games continue dominating revenue.
We analyzed the latest market statistics to rank the top 10 online casino games available at NineWin in 2025 by global gaming revenue.
10. Baccarat – $9.2 Billion
The elegant card game baccarat retains its aura of prestige in online casinos. Its high betting limits attract high rollers and VIP players around the world. With customized environments and premium features, baccarat contributes significantly to operator bottom lines. Global online baccarat gaming revenue will reach $9.2 billion in 2025.
9. Craps – $9.8 Billion
The dice game craps is beloved for its exciting pace and communal atmosphere. While replicating that social experience online once seemed impossible, new live dealer craps games now provide an authentic alternative. Combined with innovative random number generated craps, the game will generate $9.8 billion in 2025.
8. Roulette – $10.5 Billion
A casino staple for centuries, roulette remains among the most popular online casino games today. Whether European, American or French, virtual roulette wheels will spin to the tune of $10.5 billion in global revenue this year. Random number generated and live table roulette now seamlessly coexist online.
7. Poker – $12.7 Billion
While live poker tournaments and online poker rooms contribute some revenue, most online poker income is generated by casino gaming sites. There the card game is adapted to different formats ranging from video poker machines to live dealer poker-based titles. These will rake $12.7 billion globally in 2025.
6. Baccarat – $14.3 Billion
Baccarat has flourished online, becoming the top revenue-generating table game in many markets. Its streamlined rules and elite reputation have translated smoothly to operator sites and live casinos beaming real-life dealers. Global online baccarat gaming revenue is on pace to hit $14.3 billion this year.
5. Blackjack – $18.2 Billion
As one of the most widely played casino card games offline, blackjack has unsurprisingly become a top earner for gambling sites as well. Random number blackjack allows fast automated play, while live dealer blackjack creates an authentic experience with real cards and dealers. Combined, the game will earn $18.2 billion in 2025.
4. Scratch Cards – $19 Billion
The simplicity of buying a virtual scratch card has made them a smash hit at online casinos. Allowing fast automated play across thousands of unique tickets, scratchies will scratch out $19 billion in global gaming revenue this year. Their popularity reveals players’ appetite for easy access to casino-style games.
3. Bingo – $23.5 Billion
While once the domain of land-based halls, bingo play has massively shifted online. There, a single game can allow thousands of concurrent players to compete for big prize pools. Social interaction paired with community jackpots has fueled online bingo’s rise to $23.5 billion in 2025 revenue.
2. Poker Machines – $29.6 Billion
Slot and poker machines have dominated gaming floors for decades thanks to fast play, engaging features and jackpot potential. Translated online with improved graphics, sounds and bonuses, virtual slots will spin their way to $29.6 billion in 2025 global revenue. Megaways slots in particular have become player favorites.
1. Progressive Jackpots – $36.1 Billion
The top earner by far, progressive jackpot slots and networks feature life-changing prize pools that grow as more players spin. With multimillion-dollar jackpots achievable from small stakes, these colossal prizes motivate players worldwide to contribute $36.1 billion in 2025 revenue. Massive wins also produce invaluable publicity for operators.
In summary, while poker machines and slots generate impressive revenue on their own, linking them to form lucrative cross-site jackpots has become the most profitable online casino gaming format of all. Players unable to resist chasing eight- and nine-figure prizes will contribute over $36 billion toward progressive jackpot pools this year. And with these interlinked prize pools continuing to shatter records annually, progressive jackpot slots will likely dominate gaming revenue for years to come.
