Classic thrills. Modern engineering.

The flagship 5×3 video slot: up to 20 paylines, wilds on every reel, and scatter-triggered free spins that retrigger up to three times. The workhorse of any lobby, and the first game with live provably-fair verification.

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Slotty Slots gameplay — 5×3 multi-payline video slot

500×

Max win

Medium

Volatility

Single-step

Format

92–97%

RTP variants

Slotty Slots is our flagship single-step game: a 5×3 video slot with up to 20 paylines, wilds on every reel, and a scatter-triggered free-spins feature that can retrigger mid-round. Medium volatility with a 500× max win, the profile that carries a lobby.

Game spec sheet.

Genre	Video slot · online slot · HTML5 casino game
Game Type	Video slot (single-step)
Grid	5 reels × 3 rows
Paylines	Up to 20 (players choose 1–20)
Special Symbols	Wild (substitutes for every symbol except the scatter), Scatter (counts anywhere on the reels)
Feature	Free spins: 3, 4 or 5 scatters award 10, 15 or 20 spins, all wins ×1.25, retriggers up to 3 times
Volatility	Medium
Max Win	500× bet, enforced server-side (free spins included)
RTP Variants	92 / 94 / 96 / 97%, each simulated over 10 million spins
Fairness	Provably fair, per-operator toggle; seed committed before the bet, outcomes verifiable via in-game panel or public verification page
Platforms	Desktop + mobile (HTML5), demo mode included
Delivery	Iframe embed via SDK launch URL
Evidence	Written math model + Monte Carlo RTP evidence per variant

Slotty Slots

Why operators pick it.

Up to 20 paylines across a familiar 5×3 window, instantly readable for players

Wilds land on every reel and substitute for every symbol except the scatter

Three or more scatters anywhere trigger 10–20 free spins with a 1.25× win multiplier, retriggerable up to three times

Free spins land about once every 508 spins on every RTP variant

Four RTP variants, each a separately calculated and separately simulated math model

Provably-fair verification per operator: seed committed before each bet, outcomes verifiable via in-game panel or public verification page

Play the demo Book a demo

Gallery

See it. Then play it.

Standard on every title

The same proof. Every game.

4 RTP variants

92 / 94 / 96 / 97% — each a separately calculated, separately simulated math model, selected per market.

Provably fair

Per-operator toggle — seed committed before each bet, outcomes verifiable via the in-game panel or the public verification page using native Web Crypto.

Round persistence & replay

Every real-money round is persisted and reconstructable for dispute resolution. With provably fair enabled, the outcome is also deterministically re-derivable from the committed seed.

How the fairness stack works →

Ship Slotty Slots under your brand.

White-label deployment, your RTP variant per market, full math documentation and provably-fair verification — through one SDK.

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