Welcome Bonus - Get 100% UP TO £300!

Get started at Barz Casino with a welcome bonus for new players, offering a 100% match up to £300 and 50 spins! To activate this offer, use the KingCasinoBonus link for a smooth registration and bonus activation.

Updated: August 29, 2025

100% UP TO £300 + 50 SPINS

Copy:

NOT REQUIRED

4.0 / 5

Min Deposit

Wagering

Rate this Bonus

Barz Casino Bonuses

New players only. min. dep £20. max. bonus bet £5. 20 bonus spins (no deposit required) plus 100% match up to £300 + 50 bonus spins on your 1st deposit . Winnings from all spins credited as bonus funds and capped at £20. Bonus funds are separate to cash funds & subject to wagering requirement (40x deposit plus bonus). Only bonus funds contribute towards wagering requirement. Bonus funds must be used within 30 days, spins within 72hrs. Affordability checks & terms apply. Please gamble responsibly. BeGambleAware.org

100% Up To £300 + 50 Spins Best Alternative Bonuses

GET 50 FREE SPINS NO DEPOSIT + 100% UP TO £50 AT SLOTSTARS CASINO

Play

SlotStars Casino

4.6 / 5

Automatically credited upon deposit. First Deposit Only. Min. deposit: £10, max. Bonus £50. Game: Book of Dead, Spin Value: £0.1, Max Free Spins: 50. WR of 30x Deposit Plus Bonus amount (Slots count 100% and any other game 10%) within 30 days. WR 60x free spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the free spin winnings and bonus amount or £5 (lowest amount applies). Bonus Policy applies. T&C Apply, 18+
100% UP TO £500 + 50 FREE SPINS AT POKERSTARS CASINO

Play

PokerStars Casino

4.5 / 5

New casino players only. Min deposit £20 with ‘FIRST500’ required. Max deposit £500. 5 redemption points per £1 required to convert Casino Instant Bonus into cash. Casino Instant and Free Spins expire in 7 days. Selected Slots only. T&C Apply, 18+
100% UP TO £100 + 100 FREE SPINS AT BETNERO CASINO

Play

Betnero Casino

4.5 / 5

18+ | 1st Deposit Only | Min Deposit £10 | Max Bet £2 | Max Bonus £100 | Max Cashout X3 The Bonus | Max Cashout from Bonus Spin Winning £100 | 30-day Bonus Expiry | 24-Hours Bonus Spins Expiry | Bonus is valid for Selected Games Only | BeGambleAware.org – T&Cs apply T&C Apply, 18+

100% Up To £300 - How to Activate the Welcome Bonus

Visit Barz Casino Website: Open your web browser and go to the official Barz Casino website.
Create an Account: Click on the “Sign Up” or “Register” button.
Navigate to the Deposit Section: Find the “Banking”, section on the website.
Make Your First Deposit: Deposit a minimum of £20 to qualify for the welcome bonus.
Claim the Welcome Bonus: The bonus may be credited automatically after your deposit.
Review Bonus Terms and Conditions: The bonus is valid for 30 days from activation. Do not exceed a bet of £5 per spin or game round while the bonus is active.
Meet Wagering Requirements: You must wager 40 times the total of your deposit and bonus amounts.

Wagering Details

Minimum Deposit	£20
Match Bonus	40X (Deposit + Bonus)
Deposit Spins	40X (Winnings)

Wagering Contribution

Game category	Game contribution
Video Poker, Table games, Craps, Blackjack, Slingo, Baccarat, Jackpots, Roulette, Live casino, Bingo, Arcade , Sic Bo, Wheel of Fortune, Poker	0%
Classic Slots, Slots, Scratchcards, Keno, 5-Reel Slots	100%

Pros & Cons

Pros	Cons
The bonus allows limitless cashouts	The 40x wagering of the bonus and extra spins is slightly high
The deposit spins are available on Starburst—a famous game	The qualifying £20 deposit is high
The bonus has an extended lifetime of 30 days

100% Welcome Bonus Up To £300 - King's Final Take

The 100% Up To £300 welcome bonus + 50 spins at Barz Casino provides a substantial value for players. While the £20 minimum deposit and 40x wagering requirements might be more suitable for experienced players, newcomers can still enjoy the benefits. KingCasinoBonus experts believe this promotion strikes a good balance between generous rewards and achievable requirements, making it a noteworthy option for those seeking a valuable casino bonus.

More Bonuses from Barz Casino

Bonus	Status	Bonus type	Min deposit	Wagering	Last checked
100% Up To £300 + 50 Free Spins	Active	Welcome bonus	£20	40X (Deposit + Bonus)
50 Free Spins On 1st Deposit	Active	Deposit spins	£20	40X (Winnings)	April 10, 2024
£30000 Cash Giveaway at Barz Casino	Active	Existing customers	-	-	October 29, 2024
A Chance at £500 to 10 Players – Every Week at Barz Casino	Active	Existing customers	-	-	October 29, 2024
Feel the True Power of Barz Loyalty	Active	Existing customers	-	-	October 29, 2024
20 Free Spins No Deposit on Book of Dead	Expired	Free Spins No Deposit	-	40X (Winnings)	September 3, 2025

Browse More Casino Bonuses

Antonia Catana

Author

Antonia Catana critically reviews and compares UK's online casinos. She thoroughly tests and analyses each casino and its bonuses to ensure her assessments and recommendations are accurate and valuable for all British players.