Comments Welcome Ask any question for slots developers

[MichaelBluejay]

Slotter: How do slot developers define 'random' ? It can mean a lot of different things in different contexts and I struggle to see and believe each spin is random and independent of the last.

Random for slots has only one definition: there's no bias in the selection. And by the way, this randomness is required by law.

For example, let's take a 5-reel slot with 32 stops on each reel. The RNG picks a number from 1-32 for the first reel, 1-32 for the second reel, and so on. Random simply means that every number from 1 to 32 has equal chance of being picked.

Another example: Say there's a game where you bet $1 on coin flips, and you get paid 90¢ on every heads. The RTP of that game is 95%. (Not 90%, because the penalty kicks in only when you win. When you lose, you don't lose more than the $1 you bet.) I'm sure you can see that if that game is perfectly random, it's gonna pay 95% long term. Slots are exactly the same, it's just instead of picking a number from 1-2, we pick *five* numbers, each from 1-32, and marry them to a paytable.

Also, why do slots payout much better in demo than real mode when they are supposed to be the exact same game?

They're not supposed to. I imagine doing so would be illegal in most to all regulated jurisdictions. It's possible to reverse-engineer the play data to figure out the RTP of the game, and some watchdog mathematicians have done that to discover games that weren't paying what they were supposed to, but it's a lot of work, so they're not gonna undertake that work unless the results really seem way off.

 

[jasonuk]

Random for slots has only one definition: there's no bias in the selection. And by the way, this randomness is required by law.

For example, let's take a 5-reel slot with 32 stops on each reel. The RNG picks a number from 1-32 for the first reel, 1-32 for the second reel, and so on. Random simply means that every number from 1 to 32 has equal chance of being picked.

The RNG itself has to be "true random", but it is possible for that to be mapped to a weighted outcome (which becomes "weighted random"). This also varies by jurisdiction - for example in the UK, "real-world" mechanisms (reels, wheels, dice etc) should - unless explicitly stated - be true random on a random slot.

Predictably, a lot of providers didn't want to be constrained by those regulations (or "classic slot design" as we'd probably call it) when inventing their trillions of just misses, so that's why drops and other manufactured mechanics came along.

The common problem for players is that they assume random is always true random, when it isn't. As long as the game rules explain (at least vaguely) how that mapping occurs, then the developer is generally off the hook.

 

[dimitrius anushkin]

Fascinating thread! Slot games developers play a crucial role in creating engaging and innovative gaming experiences. From designing captivating themes to ensuring seamless mechanics, their work is at the heart of the casino industry. It’s great to see a space where players can directly ask questions and learn more about the development process. Keep up the amazing work!
Slavna Game Studio

 

[dimitrius anushkin]

Fantastic thread!

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is such a fascinating blend of creativity, math, and technology. From designing engaging themes to perfecting RNG mechanics, there’s so much that goes into creating a successful slot game. What’s the most challenging part of the process in your experience?

 

[Michel_Enigma]

I have always been curious of the math behind the slots, so how does it actually work, how does it know when let the user win a little bit, how does it know when to make the user loose?

 

[satchnz]

I have always been curious of the math behind the slots, so how does it actually work, how does it know when let the user win a little bit, how does it know when to make the user loose?

It’s normally the alcohol that often accompanies gambling that makes the user “loose”

 

[olivia01]

Q: How are math models usually verified before being released? Is third-party certification necessary now or in the future?

 

[teckiwi]

More slot devs need to focus on the audio of the games, so many new slots these days don't even have a nice audio loop of the background music and it sounds disjointed.

 

[olivia01]

More slot devs need to focus on the audio of the games, so many new slots these days don't even have a nice audio loop of the background music and it sounds disjointed.

Agreed. A good audio loop makes a big difference - without it, slots can feel incomplete.