← Back to Blog

Keno Games for Online Casinos: What Operators Should Know Before Adding One

By Games4Titans · October 27, 2026

Keno is the game most lobbies list last and most players find first. A new visitor who does not want to learn a slot's bonus rules and does not want to sit at a card table will pick a handful of numbers, press play, and know the result in four seconds. That is the whole case for keno games for online casinos, and it is why a title that costs less than a mid-range slot keeps earning its place on the first screen.

This guide covers what operators ask before adding keno: how 80-ball keno pays, what the real hit odds look like, what the published RTP means for margin, which keno titles exist in our catalogue and what they cost to buy or rent, and why the format suits sweepstakes and crypto lobbies in particular.

Why keno earns a slot in a lobby that already has slots

A slot asks the player to trust a mechanic they cannot see. Keno shows the whole game on one screen: a board of 80 numbers, the player's picks, the 20 that were drawn, and the paytable that says what the matches are worth. There is nothing to learn and nothing hidden, which is exactly what a first-time visitor on a phone needs.

The commercial side is just as plain. A keno round takes seconds, so the number of rounds per session is high. The player chooses the stake and the number of spots, so the same game serves the person betting the minimum on two numbers and the person chasing a ten-spot. And because the paytable is public, support tickets about "why did I only win that much" are rare.

Keno also fills a gap that slots and table games leave open. It is a draw game, closer to a lottery than to a reel, and some players simply prefer that. On a lobby with five or ten titles, one draw game widens the audience more than a sixth slot would. We made the same argument for scratch cards in the five-game lobby guide, and keno is the natural second instant title.

How 80-ball keno pays

Every keno title in our catalogue runs the same model: a board of 80 numbers, 20 of which are drawn each round. The player picks between 2 and 10 numbers, called spots, and is paid according to how many of their spots appear among the 20 drawn.

The paytable is a ladder. On a two-spot ticket, matching both numbers pays a fixed multiple of the stake. On a ten-spot ticket, the ladder starts paying at a small number of matches and climbs steeply, so that hitting all ten pays the headline multiple on the game's paytable. The published maximum differs by title: Las Vegas Keno 80 and Primal King Keno top out at 25,000 times the stake, Dynasty Keno 80, Magic Ball Keno 80 and Keno 80 Soccer Champion at 10,000 times, and Golden Egg Farm Keno 80 at 5,000 times. Those figures are the ones printed on each game's page, so an operator can quote them to a player without checking twice.

The ladder is where most operators misjudge keno. They see a 25,000x maximum and file the game under high volatility. The maximum describes one ticket type. A player on a three-spot ticket is in a completely different game, with wins arriving every few rounds and nothing above a modest multiple. Keno is not one volatility; it is a dial the player turns with the spot count.

The real odds behind the ladder

The odds of a keno outcome follow from the draw itself and do not depend on the supplier. Twenty numbers out of eighty are drawn, so for any ticket the chance of a given number of matches can be calculated exactly with the hypergeometric distribution, the same arithmetic a lottery uses. These are the figures worth knowing before you set expectations with a player or a compliance reviewer:

• On a four-spot ticket, matching all four happens about once in 326 rounds.
• On a five-spot ticket, matching all five happens about once in 1,551 rounds.
• On an eight-spot ticket, matching all eight happens about once in 230,115 rounds.
• On a ten-spot ticket, matching all ten happens about once in 8.9 million rounds, and matching none of the ten happens in 4.6% of rounds.

Two things follow. First, the top prize on a ten-spot ticket is rarer than a progressive jackpot on most slots, which is why a five-figure multiple is affordable for the house. Second, the low rungs of the ladder are where the game actually lives: a five-spot ticket pays something on three matches roughly one round in twelve, and that steady drip is what keeps a session going.

Operators sometimes ask whether the house edge changes with the spot count. It does, slightly, because each spot count has its own paytable, and the published RTP of a title is the figure for its paytable as a whole. The spread between spot counts on our titles is small enough that a player cannot find a "best ticket" that beats the published rate, which is the point of setting the ladder carefully.

RTP: what the published figure means for margin

Our keno titles publish their return-to-player rate on the game page, and the range across the nine titles is wide enough to matter when you choose one:

• 96.03%: Hexa Keno 2, Hexa Keno 80, Lucky Shamrock Keno 80, Magic Ball Keno 80 and Keno 80 Soccer Champion
• 95.87%: Dynasty Keno 80
• 94.72%: Golden Egg Farm Keno 80
• 93.07%: Las Vegas Keno 80 and Primal King Keno

A three-point gap in RTP is a three-point gap in hold. On a title that turns over a lot of small rounds, that is not an academic difference, and it is the reason we list the figure openly rather than making a buyer ask. The two titles at 93.07% carry the 25,000x maximum, which is the trade: a bigger headline prize is paid for by a lower average return. The five titles at 96.03% give the player more back per round and suit a lobby that competes on value.

Our view is that a lobby should carry at least one keno title at the top of that range. Players compare published RTPs more than they used to, and a 96% keno next to a 94% slot is a quiet reason to stay.

Nine keno titles, and what separates them

All nine share the 80-number, 20-draw model and the 2-to-10 spot range. What differs is the theme, the paytable ladder and the presentation.

Hexa Keno 2 replaces the square grid with a hexagonal honeycomb board, which is the single most recognisable keno screen in the catalogue and the one we recommend as a lobby anchor for the format. Hexa Keno 80 is the earlier version of the same idea.

Dynasty Keno 80 and Primal King Keno are the themed titles for an audience that wants atmosphere around the draw. Las Vegas Keno 80 is the classic casino-floor look. Keno 80 Soccer Champion is built for a sports-minded lobby and does well around tournaments. Golden Egg Farm Keno 80, Magic Ball Keno 80 and Lucky Shamrock Keno 80 are the lighter themes, the kind a sweepstakes site puts on the daily free-play slot.

Every one of them runs in HTML5 on phones, tablets and desktops without an app, with quick-pick and auto-play controls, and each has a demo on its page so you can play a few rounds before deciding. The full list sits in the catalogue under the arcade filter.

Keno for sweepstakes and crypto lobbies

Sweepstakes operators like keno for a practical reason: a draw game is easy to run under a dual-currency model. Our keno titles carry the Gold Coin and Sweeps Coin wiring, with the text-label currencies and the play-amount terminology that the model uses, so the same title serves both balances without a second build. The difference between the two currencies is covered in the Gold Coins vs Sweeps Coins guide.

Crypto lobbies ask a different question: can the player check the draw? All nine keno titles support provably fair verification, the commit-and-reveal method where the outcome is fixed before the round and can be recomputed by the player afterwards. For a keno draw that means the 20 numbers can be verified against a value published before the player picked a single spot. How the method works, and which other game types carry it, is explained in our provably fair guide.

Both audiences get the same engine underneath: the random number generator behind every title is GLI-19 certified, tested by an independent laboratory against the GLI standards, which are public. The certification covers the RNG, not each individual game, and we say so plainly because compliance teams check.

What it costs to add keno

Keno titles sit in the lower pricing tiers of the catalogue, which is one more reason they suit a first lobby. The one-domain licence prices are printed on each game page: Magic Ball Keno 80 is in the STANDARD tier at EUR 1,500; Golden Egg Farm Keno 80, Keno 80 Soccer Champion and Hexa Keno 80 are SILVER at EUR 2,500; Hexa Keno 2, Dynasty Keno 80, Las Vegas Keno 80, Primal King Keno and Lucky Shamrock Keno 80 are GOLD at EUR 3,000. A purchased title carries 0% revenue share, so the price you pay is the whole cost of the game.

Renting works the other way round: a package of games for a fixed monthly minimum of EUR 1000, with no revenue share until the package passes EUR 100,000 in lifetime revenue. After that you pay either the monthly minimum or 6% of GGR, whichever is higher, never both. The pricing page lists the package sizes, and the cost guide works through when renting beats buying for a given lobby.

Source code and exclusivity are available on request for any title, priced per game, and they are the route for an operator who wants a keno board in its own branding with nobody else running the same game.

Integration and delivery

Keno integrates through the same REST API as every other title in the catalogue, so an operator who already runs one of our games adds keno without new integration work. A new operator gets the API documentation, the catalogue API for the lobby, the game assets and the per-game fairness report from the client area, and the promotional tools, including free rounds, from the promotions page.

Delivery of an existing title is a matter of days once the commercial terms are agreed; the timeline on a first integration is set by your developer, not by us. If you want to see the board before you talk to anyone, open any of the nine demos first.

Frequently asked questions

How many numbers are drawn in your keno games?

Twenty numbers out of 80, every round, on all nine titles. The player picks between 2 and 10 spots and is paid according to how many of them appear among the 20 drawn.

What is the RTP of your keno titles?

Between 93.07% and 96.03%, published on each game page. Five of the nine titles sit at 96.03%; the two titles with the 25,000x maximum sit at 93.07%.

Is keno a high-volatility game?

It depends on the ticket. A two- or three-spot ticket pays small amounts often; a ten-spot ticket pays rarely and can pay up to the game's maximum. The player sets the volatility by choosing the number of spots, which is why one keno title covers both kinds of player.

Can keno run in a sweepstakes casino?

Yes. The titles carry the Gold Coin and Sweeps Coin wiring and the terminology the model requires, and a keno draw is one of the easiest games to run as a daily free-play title.

Is the draw provably fair?

All nine keno titles support provably fair verification: the draw is committed before the round and the player can recompute it afterwards. The RNG that produces the draw is GLI-19 certified; the certification applies to the RNG rather than to each individual game.

What does a keno game cost?

A one-domain licence is EUR 1,500, EUR 2,500 or EUR 3,000 depending on the title's tier, with 0% revenue share on a purchased game. Titles can also be rented as part of a package for a monthly minimum, with the revenue share only applying after EUR 100,000 in lifetime revenue.

Keno games for online casinos are not a headline act, and they do not need to be. They are the title a new visitor understands in one look, the one a sweepstakes site can give away daily, and the one a crypto player can verify. Add one at the top of the RTP range, put it on the first screen, and let the slots do the shouting. The nine titles are in the catalogue, and the team is one message away when you have picked yours.