TheOnlineCasino Sister Site

TheOnlineCasino, a siter site hosted by the Progress Play Ltd platform, operates alongside several other sister sites.
Siter Sites hosted by Progress Play Ltd
Breakdown of TheOnlineCasino
- Casino Name: TheOnlineCasino
- Launch Date: 2021
- Parent Company: Progress Play Ltd
- Payment: Mastercard , Neteller , Paypal , Skrill , Visa , Applepay
- Software Providers: Bigtimegaming , Elk , Evolution , Microgaming , Netent , Playngo , Playtech , Pragmatic
- Games: Livecasino , Slingo , Slots , Sportsbetting , Tablegames
- Slot Games: Bigbasssplash , Bookofdead , Starburst
- Table Games: Blackjack , Roulette
Current Promotion
Casinos | Bonus | Visit |
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TheOnlineCasinoBonus: 200% up to £50 Welcome Bonus Free Spins: 20 Wager Free Spins Minimum Deposit: £10 |
Visit |
New Players Only. Wagering occurs from real balance first. 50X wagering the bonus. Contribution may vary per game. Available on selected games only. The wagering requirement is calculated on bonus bets only. Bonus valid 30 Days from receipt/Free spins valid 7 days from receipt. Max conversion: 3 X the bonus amount. Limited to 5 brands within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits.Full Terms apply. 18+ T&C's | GambleAware® #AD |
Pros
- Terrific Non Wagering Bonus
- Well Known & Trusted Brand
- Top Choice of Games
Video Slots featured at TheOnlineCasino as of September 2025
Butterfly Staxx

One of the most visually stunning slots, featuring sparkling-coloured reels and expressive symbols set in a glowing environment. It also delivers bursts of big payouts and jackpots, even on your mobile.
Butterfly Staxx Features:
- Free Spins
- Respins
- Wilds
- Scatter Symbols
- Volatility: Low
- Theme: Modern
- Release Date: 2017-01-09
- RTP (Return to Players): 96.80%
- Reels: 5
- Min Bet: 0.2£
- Max Bet: 400£ (in UK 5£)
- Provider: NetEnt
- Paylines: 40
Boat Bonanza Rider

Grab your life vest and tighten your grip – you’re in for a wild ride on the open sea. In Boat Bonanza Rider, the fishing crew has ditched their usual haunts for something far less predictable. There are no buoys, no bait... just nerves of steel and the lure of escalating rewards.
Boat Bonanza Rider Features:
- Autoplay
- Multipliers
- Theme: Modern
- Volatility: Medium
- Volatility: High
- Game Type: Crash
- Release Date: 2025-05-27
- RTP (Return to Players): 97.7%
- Reels: 6
- Min Bet: 0.1£
- Max Bet: 100£
- Provider: Play'n GO
Gemix

similar to the popular Candy Crush Saga Game, Gemix is played on 7x7 structure with rainbow colours gems, hearts and stars adorning the reels.
Gemix Features:
- Expanding Rows
- Free Spins
- Mystery Symbols
- Respins
- Multipliers
- Wilds
- Sticky Symbols
- Volatility: High
- Game Type: Avalanche
- Game Type: Cascade Slots
- Game type: Megaway Slots
- Release Date: 2018-06-18
- RTP (Return to Players): 96.2%
- Reels: 7
- Min Bet: 0.1£
- Max Bet: 20£ (in UK 5£)
- Provider: Play'n GO
Myth of dead

The heart of Egypt is full of hidden treasure and thrilling adventures, where the gods of Egypt reign supreme. This slot features a unique theme, ancient mystery, and some of the biggest jackpots available.
Myth of dead Features:
- Mystery Symbols
- Wilds
- Instant Wins
- Multipliers
- Free Spins
- Respins
- Autoplay
- Theme: Modern
- Volatility: Medium
- Release Date: 2025-02-20
- RTP (Return to Players): 96.2%
- Reels: 5
- Min Bet: 0.2£
- Max Bet: 50£ (in UK 5£)
- Provider: Play'n GO
- Paylines: 10
Trollpot 5000 Slot

Get ready to spin in this classic-style slot, packed with jokers and dazzling gems. Don’t let the cartoonish charm fool you—this game comes with some of the biggest payout potential around. It’s simple, fast-paced, and full of surprises.
Trollpot 5000 Slot Features:
- Nudge Feature
- Multipliers
- Game Type: Jackpot Games
- Volatility: High
- Release Date: 2020-06-01
- RTP (Return to Players): 96.19%
- Reels: 3
- Min Bet: 0.20£
- Max Bet: 200£ (in UK 5£)
- Provider: NetEnt
- Paylines: 1