Onyx Slots
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Onyx Slots is a slot site in 2025 that features some of the most well-known software providers Netent, Play'n GO, Pragmatic Play, Microgaming, Red tiger, Irondog and Foxium.
This casino offers bonuses such as no wager bonus, which many slot sites provide to new players when creating a new account.
Website Overview
2023
Games Overview
- Slots
- Live Casino
- Slingo
Netent
Play'n GO
Pragmatic Play
Microgaming
Red tiger
Irondog
Foxium
Payment Overview
visa
Mastercard
trustly
PayPal
Interac
Bonus Overview
Wager Free Spins Welcome Package
- no wager bonus
50 Bonus Spins
None
Big Bass Bonanza
£10
Responsible Gambling
Know Your Customer: Available
Bonuses and Promotions
Onyx Slots offers a slot bonus that players can claim once a account is fully verffied and a minimum deposit is done.
The casino offers both slot signup bonuses and bonuses for players who have already created an account. These bonuses are no wager bonus, which can be found at any new slot site in 2025.
Onyx Slots
Bonus: Wager Free Spins Welcome Package
Promotions: no wager bonus
Free Spins: 50 Bonus Spins
Wager Requirement: None
Minimum Deposit: £10
Onyx Slots Terms and Conditions: New Customers Only. $/€/£10 Min. Deposit and Wager. 20 Free Spins will be allocated for each of your first 5 deposits of $/€/£10 or more. Bonus valid 48 hours from receipt. Max conversion: $/€/£100. Withdrawal requests void all active/pending bonuses. Full terms apply 18+ T&C's | BeGambleAware® #AD.
No Wagering Bonus
The casino offers a no-wagering bonus, providing free spins with no wagering requirements for new players on selected slots.
To claim the free spins, players simply need to create a new account, make a minimum deposit, and use it on one of the selected no-wagering slots.
No-wagering slots are an excellent way to enjoy extra bonus spins without the hassle of wagering requirements.
The no wagering slot selected by the casino is Big Bass Bonanza .
Game Lobby
The game lobby at Onyx Slots hosts slot games in all varriants, all accessible directly in the browser on any device, from mobile to desktop no need to download any apps.
Below are the slot games currently featured as of April 3, 2025 at this casino:
Finn and The Candy Spin

Once again, we will follow Finn to Candy Land on a new adventure in this new slot from NetEnt. We categorize this slot in the high volatility section with the option to buy a bonus.
Finn and The Candy Spin Features:
- Volatility: High
- Min £0.1
- Max: £500
- Free Spins
- Bonus Buy
Baccarat

Baccarat is a table card game where players bet on the outcome of a card flip. Players can wager on either the banker or the player, trying to get closest to 9 by adding the values of two cards together for both players. The game variants include Punto Banco, where players can bet on the player, banker, or tie; Chemin de Fer, where the player can act as the banker; and Baccarat Banque, where the player can challenge the banker. Baccarat is a fast-paced card game that is easy to understand for new players, and it has become popular among VIP players due to its fast pace and the high bets allowed.
Baccarat Features:
- Category: Table Game
- Provider: Microgaming, NetEnt, Pragmatic Play
- Theme: Card Game
- Number of Decks: 6 to 8 (American), 2 (European)
- Minimum Bet: Varies by casino (commonly 1.00)
- Maximum Bet: Varies by casino (can be several hundred or more)
- Baccarat Payout: 1:1 (Player and Banker bets), 8:1 or 9:1 (Tie bet)
- RTP (Return to Player): Approximately 98.94% (varies by variant and rules)
- Volatility: Low
- Special Features: None specific to Baccarat
Boat Bonanza Down Under

The fishing fleet has set sail for the warmer waters of Australia, but they’ll have to be wary down under. With some pretty big fish about they’ll need help to land some bonza catches.
Boat Bonanza Down Under Features:
- RTP: 84 - 96%
- Volatility: Medium - High
- Paylines: 12
- Scatters
- Bonus Catch
- Free Spins
Viking Runecraft 100

Viking Runecraft 100, a new slot for 2024 from Play'n GO, is heavily inspired by Viking themes and is a high volatility slot with big payouts.
Viking Runecraft 100 Features:
- Bonus Rounds
- Free Spins
- Multipliers
- Wild Symbols
- Autoplay
Pros
- Wagering Free Free Welcome Bonus
- Top For Slots
- Fully Licensed
Is it Legit?
Onyx Slots is licensed in the UK, holds a gambling license from the Gambling Commission, and promotes safe gambling with features such as deposit limits and self-exclusion tools.
How to Register an Account and Claim the Bonus
To login at Onyx Slots you will need to have a account, To create a new account and claim the bonus, click the "Visit" button above and follow these easy steps:
- Click the "Register" or "Claim" button.
- Fill out the form with your gender, name, date of birth, phone number, and email.
- Accept the terms and conditions.
- Once your account is verified and created, make a minimum deposit to claim the bonus.
- After making the minimum deposit, you can claim the bonus once it has been activated.
We recommend claiming the bonus only after your account is created and you can successfully login on the website.
Faq
Do free spins for a no wagering bonus come with a wagering requirement?
No, the free spins at Onyx Slots come with no wagering requirement. Once all free spins have been used, players can instantly withdraw any winnings from the free spins.
How do I claim the free spins for the no wagering bonus?
To claim the free spins in the no wagering bonus, you need to create an account and make a minimum deposit. Once the minimum deposit is wagered in the casino, you will receive the free spins in the banking section of the website.
Are the free spins non-cashable?
Yes, the free spins are non-cashable, meaning that players will need to wager all the free spins. If the free spins come with no wagering requirement, players can instantly withdraw any winnings from the free spins.