Casino Slot Games Explained: How Slots Really Work
84.18% to 99%
These are PlayStories' independent guides to how online casino games actually work, from Stake-style Originals at 99% RTP down to slot builds documented as low as 84.18% - the real RTP, odds, volatility and fairness behind crash games, Plinko, Dice and the most popular slots. Every figure is sourced from provider data, and our guide to slot RTP explains how to read the numbers.
Source: Stake game page, read 28 Jul 2026, for the 99%; the 84.18% Book of Dead build is database-reported · Last verified 11 Sep 2026
Plinko
- Plinko RTP
- Plinko FAQ: fairness, volatility and what settles a drop
- Plinko strategy
- The real odds of Plinko (data study)
- The 10,000x multiplier and the odds of hitting it
- Plinko vs Dice: which has better odds?
- The RTP version problem (data study)
- Max win ceilings vs reality (data study)
- Is Plinko rigged?
Crash games
- Aviator RTP
- Aviator strategy
- Is Aviator rigged?
- Aviator multiplier odds
- Aviator max win
- What the Aviator round history is actually for
- Why Aviator crashes at 1.00x
- Is there a best time to play Aviator?
- Aviator bankroll: how many rounds 97% RTP buys
- Aviator auto cash out
- Martingale on Aviator
- Aviator two-bet strategy
- Do Aviator predictor apps work?
- Do Aviator Telegram signals work?
- How to verify a crash round yourself
- JetX RTP
- Is JetX rigged?
- JetX strategy
- Aviatrix RTP
- Is Aviatrix rigged?
- Balloon RTP
- Is the Balloon game rigged?
- Lucky Jet RTP
- Is Lucky Jet rigged?
- Rocketman RTP
- Is Rocketman rigged?
- Spaceman by Pragmatic Play
- Crash, the Stake Original
- Crash game RTP compared
- Crash game odds table
- Aviator vs JetX vs Spaceman
Dice
Stake Originals
Table and live games
- Roulette RTP
- Roulette odds table: every bet computed
- European vs American roulette
- Is online roulette rigged?
- Baccarat RTP
- Craps odds table
- What a 6:5 blackjack payout costs
- Live game show RTP
- What the house edge costs per hour
Slot reviews (A-Z)
- 5 Lions Gold
- Aztec Blaze
- Aztec Gems
- Big Bass Amazon Xtreme
- Big Bass Blast
- Big Bass Bonanza 1000
- Big Bass Bonanza Hold & Spinner
- Big Bass Raceday Repeat
- Big Bass Splash
- Big Bass Vegas Double Down Deluxe
- Bomb Bonanza
- Book of Dead
- Chicken Chase
- Chilli Heat
- Chilli Heat Spicy Spins
- Cosmic Clusters
- Crazy Time
- Crazy Time RTP by bet
- Death Dominion
- Eye of Cleopatra
- Fruit Party
- Fruit Party 2
- Fury of Anubis
- Gates of Olympus
- Gates of Olympus 1000
- Gates of Olympus Super Scatter
- Hot to Burn
- Hot to Burn Hold and Spin
- John Hunter and the Book of Tut
- John Hunter and the Mayan Gods
- Joker's Jewels
- Joker's Jewels Wild
- Luxor of Cleopatra
- Madame Destiny
- Madame Destiny Megaways
- Mahjong Wins Triple Pot
- Mustang Gold
- Mystic Reels
- Sleeping Dragon Ultra Dark
- Starlight Princess
- Starlight Princess 1000
- Sugar Rush
- Sugar Rush: how it works
- Sugar Rush strategy
- Sugar Rush 1000 RTP
- Sugar Rush 1000 strategy
- Sweet PowerNudge
- The Dog House Megaways 1000
- Tropical Tiki
- Tundra's Fortune
- Wisdom of Athena
- Wolf Gold
- Zeus vs Hades: Gods of War
The numbers explained
- What is RTP?
- Slot RTP explained
- What 96% RTP really means over 1,000 spins
- What house edge actually means
- What is volatility?
- What is a Megaways slot?
- What is a bonus buy?
- What provably fair actually means
- How RNG works
- Expected value, explained
- How rare is a 1,000x?
Reviewed by the PlayStories editorial team. Last updated 15 August 2026. Informational only, not betting advice. 18+. Play responsibly.
Casino Guru safety 8.6/10260% up to €2,600 + 260 free spins
Disclosure: this is an affiliate link, so we may earn a commission if you sign up. It never changes a number on this page. 18+. Play responsibly.
Takes players from your countryDisclosure: this is an affiliate link, so we may earn a commission if you sign up. It never changes a number on this page. 18+. Play responsibly.
BETS.IOTakes players from your country
Get 225% + 225 free spins →Disclosure: this is an affiliate link, so we may earn a commission if you sign up. It never changes a number on this page. 18+. Play responsibly.
RAINBETTakes players from your country
Get 250% up to $2,100 →Disclosure: this is an affiliate link, so we may earn a commission if you sign up. It never changes a number on this page. 18+. Play responsibly.
PLAYSTORIESRTP alerts, free
Get the RTP alerts →New, September 2026: Is Book of Dead rigged, Book of Dead strategy, Bomb Bonanza RTP, Is Gates of Olympus rigged, Mines RTP, Mines strategy, Is Crazy Time rigged, Crazy Time strategy.
How the numbers on this page were produced
expected value = sum of (outcome x probability)This page explains a property of the maths rather than a single game figure. Every worked example is computed from the stated probabilities, and any game number quoted alongside it is verified against the studio documentation linked below before publication.
Full verification method · Editorial standards · Corrections are logged on the method page.
Primary sources checked for this page
Casino Guru safety 8.6/10260% up to €2,600 + 260 free spins
Where you play decides which certified build you get. VegaZone: Curacao licensed, 8.6/10 Casino Guru safety index (read Aug 2026, reported).
Disclosure: this is an affiliate link, so we may earn a commission if you sign up. It never changes a number on this page. 18+. Play responsibly.
Takes players from your countryVegaZone does not accept players from your region. NovaJackpot does: Casino Guru safety index 8.3/10 (read Aug 2026).
Disclosure: this is an affiliate link, so we may earn a commission if you sign up. It never changes a number on this page. 18+. Play responsibly.
BETS.IOTakes players from your country
VegaZone does not accept players from your region. bets.io does: licensed in Anjouan, Casino Guru safety index 3.2/10 (read Aug 2026), native Pix for Brazilian players (read in the live cashier, 17 Aug 2026). Welcome package 225% plus 225 free spins across three deposits, 40x wagering (read 18 Aug 2026).
Disclosure: this is an affiliate link, so we may earn a commission if you sign up. It never changes a number on this page. 18+. Play responsibly.
RAINBETTakes players from your country
VegaZone does not accept players from your region. Rainbet carries the same studios and takes players from most countries.
Disclosure: this is an affiliate link, so we may earn a commission if you sign up. It never changes a number on this page. 18+. Play responsibly.
PLAYSTORIESRTP alerts, free
None of the casinos we cover accepts players from your country, so there is no operator here worth your click. The numbers are yours anyway: one short email when a game's RTP changes or a new build ships.
Get the odds before everyone else
One short email when a game's RTP changes, a new build ships, or a "predictor" scam needs debunking. Real math only. No tips, no signals, no spam.
Includes occasional casino offers where legal. Unsubscribe anytime. We publish corrections in public. If a number here is wrong, tell us and it changes the same day.