Guides
Slot RTP Guides What the Numbers Actually Mean
Slots are one of the few games where the maths is published and almost nobody reads it. These guides explain what RTP and volatility actually tell you, where the published figure stops being reliable, and how to check it yourself.
We publish six guides, not sixty. The educational corner of this subject is small — RTP, volatility, and the gap between what a studio advertises and what a casino runs. Everything beyond that tends to be strategy content for a game that has no strategy, and we'd rather not add to it.
What return to player really measures, why it says nothing about your session, and how it translates into a cost per £100 staked.
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Where the industry average actually sits, why 96% became the benchmark, and what counts as high or low once you account for volatility.
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The same game runs at different returns depending on where you open it. How studios ship multiple builds, and how to spot which one you’ve got.
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Every licensed casino has to show you the figure. Where it’s hidden in the game’s info panel, and what to do when the number surprises you.
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Hot machines, cold machines, jackpots that are "due". What the maths says about the beliefs that cost players the most money.
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Two slots can share a 96% return and play nothing alike. How variance decides whether your budget lasts the session, and why RTP alone is half a story.
Read ArticleWritten by Jon Pill, Senior Editor · Reviewed by Mark Gruetze · Last updated Jul 2026