Onyx Slots

Last updated: April 24, 2025

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.

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

Visit

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 .

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:

1. Click the "Register" or "Claim" button.
2. Fill out the form with your gender, name, date of birth, phone number, and email.
3. Accept the terms and conditions.
4. Once your account is verified and created, make a minimum deposit to claim the bonus.
5. 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.

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.

Featured Casino Games April 2025

Blackjack

Blackjack is a table card game where players wager against the dealer to see who will come closest to 21. Players can choose to hit, double, or stand on each card flip. The deck variants for Blackjack include European, which usually uses 2 decks; American, which uses 6 to 8 decks; and Spanish 21, played with a 48-card deck. Blackjack is among the most popular table games due to its fast payouts and the chance for big payouts.

Blackjack Features:

• Category: Table Game
• Provider: Microgaming, NetEnt, Pragmatic Play
• Theme: Card Game
• Number of Decks: 2 (European), 6 to 8 (American), 48 cards (Spanish 21)
• Minimum Bet: Varies by casino (commonly 1.00)
• Maximum Bet: Varies by casino (can be several hundred or more)
• Blackjack Payout: 3:2
• RTP (Return to Player): Approximately 99.5% (varies by variant and rules)
• Volatility: Low

Quantum Roulette Instant Play

This roulette table game by Playtech was released in November 2019. Each spin offers a chance to trigger a random multiplier on a single number, ranging from 1x to 500x. If the ball lands on the selected number, the multiplier is applied to the wagered amount. However, the game offers lower odds compared to a standard European table due to reduced payouts on single bets when the multiplier is not activated.

Quantum Roulette Instant Play Features:

• Category: Table Game
• Game Type: Roulette
• Provider: Playtech
• Theme: Quantum and Neon
• Wheel Type: European (single zero)
• Betting Options: Inside bets, outside bets, and single number bets
• Betting Limits: Multiplier is only applicable on single number bets
• Special Features: Quantum Extra, Quantum Boost, Quantum Leap

Lucky 6 Roulette

Lucky 6 Roulette lets players explore live roulette with a dealer at a European roulette table. During each spin, players can wager on the outcome involving six multiplayers at the table.

Lucky 6 Roulette Features:

• Game Name: Lucky 6 Roulette
• Game Type: Live Casino Game
• Provider: Pragmatic Play
• Betting Limits: $0.20 - $10,000
• RTP: 97.3%
• Features: Bonus rounds, High multipliers, Live dealers
• Platforms: Desktop, Mobile
• Languages Supported: English, Spanish, Italian
• Release Date: March 2022
• Table Limits: Min Bet, Max Bet
• Wheel Type: European

Gemix

Simialr 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:

• Category: Online Slot Game
• Provider: Play'n GO
• Theme: Fantasy, Gems
• Game Structure: 7x7 Grid
• Pay Mechanism: Cluster Pays
• Minimum Bet: £0.50
• Maximum Bet: £100
• RTP (Return to Player): 96.75%
• Volatility: Medium
• Special Features: Crystal Charge Effects, World Pattern, Super Charge

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.

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.