21Casino Sister Sites 2026
21Casino, a site operated by White Hat Gaming, whose sister sites include Temple Nile Casino, Blackjack City, and Playzee.
Read our review of 21Casino to see what it shares with other sites in 2026.Similar Sites to 21Casino Sister Sites
Best Games Featured in 2026
Max Win Machine
Max Win Machine is stripped to the bone: three reels, one horizontal payline, and exactly one paying symbol. No cartoon sidekicks, no convoluted bonus tiers, and not an expanding wild in sight. It's an unapologetic nod to old mechanical fruit machines, but retrofitted with a savage 10,000x jackpot ceiling.
Max Win Machine Features:
- Designed for phones first
- Blocker Symbol
- Spins tiers: Heavy, Power, Epic, and Super Core (International Only)
- Sevens must land on the center line
- Approximately one win every 13 to 14 spins (7.69% win frequency)
- Theme: Neo-retro arcade
- Layout Design: Portrait-oriented single-row layout
- RTP: 96.22%
- RTP Ranges: 92.2% - 96.22%
- Volatility: High
- Min Bet: 5p
- Max Bet: 100€ (5£ in UK)
- Max Win: 10,000x Stakes
- Payline: 1 horizontal payline
- Pay Direction: Left To Right
- Stake Limit 18-24: 2£
- stake Limit 25+: 5£
Wicked Grin
Enter Wicked Grin, a stylish 5x5 monochrome spectacle starring Boney Bill, a dapper skeleton with an unsettling smirk and a wallet full of multipliers.
Wicked Grin Features:
- Buy Features
- Multipliers
- All-Scatter Cascadeing Symbols
- Expanding Wins
- Grid Size: 5x5
- Theme: Vintage monochrome cartoon with gothic mischief
- Bonus Buy Restrictions: disabled across UK-licensed platforms
- Default RTP: 96.27%
- RTP Alternatives: 94.32%, 92.28%, 86.28%
- Hit Rate: 50.7%
- Volatility: Medium (3 out of 5)
- Minbet: 10p
- Max Bet: 100€ (5£ in UK)
- Max Win: 10,000x stake
- Release Date: 8 October 2026
- Licensed: Fully licensed for UK players via UKGC operators
Honey Rush Black and Yellow
The hive is alive, the speakers are stacked high, and the beat is unmistakable. Honey Rush Black and Yellow drops you straight into a bold, music-fuelled spin on the Honey Rush series, where slick city vibes meet hex-packed honeycomb action
Honey Rush Black and Yellow Features:
- Autoplay
- Buy Bonus Game
- Multipliers & Free spins
- Walking & Normal Wilds
- Cascadeing
- Slot Type: Cluster Pays
- RTP: 96.25%
- Volatility: High
- Max Bet: 100€ (5£ in UK)
- Min Bet: 10p
- Rows: 7
- Reels 7
- Max Win 20,000
Duck Hunter 2
Lock and load, Gamblers: Nolimit City is back with Duck Hunters 2, and this time the ducks have had enough of the hunters and have completely turned the tables.
Duck Hunter 2 Features:
- 7spins with all built-up multipliers remaining sticky
- Detonates everything above it on its column when no winning tumble combinations remain
- Cascade
- A single spin at 80x normal price with sticky-multiplier
- 3x base spin - Guarantees a scatter on reel two
- place side wagers on exact in-game hits
- Paid respin that preserves position multipliers
- Mobile Compatibility: Safari, Chrome, Firefox, iPhone, Samsung Galaxy, iPad
- Reel mechanics: Cascade
- Grid Layout: 6 Reels by 6 Rows (Scatter Pays)
- Default RTP: 96.00% (operator-seletable variation: 92.01 - 96.00%))
- Volatility: High
- Min Bet: 0.2$
- Max Bet: 100€ (5£ in UK)
- Max Multiplier: 16,384x
- Multiplier Progression: 2x, 4x, 8x, 16x, up to 16,384x
- Hit Frequency: 17.68%
- Bonus Frequency: 1 in 230 spins in standard
- Max Win: 40,000x
- Max Win Probability: 1 in 88.5 milion
Dead or Alive 3
Saddle up with Jesse James, Della Rose, and their outlaw crew as you ride into the wildest heist of your life. Big wins are on the line—but so is danger. With a bounty hunter closing in, every spin could be your last shot at striking it rich.
Dead or Alive 3 Features:
- Respins
- Multipliers
- Expanding Column
- Autoplay Feature
- freeSpins
- Type: Modern
- RTP: 96.03%
- Multiplier: Max 100
- Volatility: Mid
- Paylines 20
- Min Bet: 10p
- Max Bet 14€ (5£ in UK)
- Rows: 5
- Reels: 5
- Max Win: 66666