Signup BONUSES

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Online casinos attract new players by offering best sign up online casino bonuses, which are also known as welcome bonuses or match bonuses or first depositor bonuses. To claim these bonuses, players only have to create a new account, login, and make their first deposit. Our team of expert reviewers at BestCasinos has studied all of the best sign up bonuses at top-rated online casinos and created a list of the best bonuses for our players.

These special bonuses offered at online casinos serve two purposes. First, they popularize the online casino product and attract more new players. Second, they give new players a chance to play some casino games online without risking their own money. All online casinos offer welcome bonuses to attract players and increase their player base.

Claiming a best sign up online casino bonus is very easy. Players just have to qualify by registering a new account, logging in, making a first deposit, and inputting the bonus code available on the casino website or in the email the online casino sends to players. Finding an online casino that offers the best bonuses is also easy because the BestCasinos.com team has researched a wide range of online casinos before handpicking, rating, and reviewing only those that have the biggest and the best bonus offers.

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39 Signup BONUSES FOUND
RATING: 84%RATING: 84%

Sloty Casino - $1500 Signup Bonus & 300 Free SpinsEU

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
$10
Playthrough:
40x
Allowed Games:
All
Cashable:
Yes
Bonus Code
None Needed

Your first deposit is subject to 100% match up to $300 plus no less than 300 free spin, claimed at the casino cashier where bonus code will be given to you. The 2nd to 4th bonus are subject to 50%, 25% and 25% match, respectively, up to $400.

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RATING: 84%RATING: 84%

Ignition Casino - 100% up to $1,000 Welcome BonusUS

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
$10
Playthrough:
25x
Allowed Games:
All
Cashable:
Yes
Bonus Code
None Needed

A 100% up to $1,000 Welcome Bonus will automatically be credited to your account at Ignition casino as soon as you have made the initial deposit. The deposit plus bonus amount is subject to 25x wagering requirements before any winnings can be withdrawn. The maximum bonus amount is capped at $1,000.

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RATING: 84%RATING: 84%

Desert Nights Casino - 250% Welcome Bonus up to $2,550AUZAUS

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
$10
Playthrough:
35x
Allowed Games:
All games
Cashable:
Yes
Bonus Code
None Needed
RATING: 82%RATING: 82%

888 Casino - 100% up to €140 Welcome BonusEU

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
€10
Playthrough:
30x
Allowed Games:
All
Cashable:
Yes
Bonus Code
None Needed

This welcome bonus consists of a 100% instant match up to €140 credited immediately after your first deposit. Minimum deposit required to enter the bonus stands at €20. This bonus is subject to 30x wagering requirements.

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RATING: 82%RATING: 82%

Slots.lv Casino - 200% up to $5,000 Welcome BonusUS

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
$10
Playthrough:
35x
Allowed Games:
Slots
Cashable:
Yes
Bonus Code
HELLOSLOTS200

Slots welcome bonus of 200% match up to $5,000 will let you triple your first deposit and double your next eight deposits for a whopping bonus in free cash. A minimum deposit of  $500 needs to be made in order to redeem bonus win worth the maximum amount.

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RATING: 82%RATING: 82%

Mr Green Casino - Get €100 Bonus + 200 Free SpinsEU

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Free Spins
Min. Deposit:
€20
Playthrough:
35x
Allowed Games:
Slots
Cashable:
Yes
Bonus Code
None Needed

A 100% match bonus up to €100 available on a minimum deposit worth €20. Furthermore, there are 200 free spins up for grabs on Starbust with an initial batch of 100 free spins and another 100 spread across five days.

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RATING: 82%RATING: 82%

Highroller Casino - Top up €50, play with €150 + 50 Free SpinsEUinternationalSEGB

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
€10
Playthrough:
35x
Allowed Games:
All
Cashable:
Yes
Bonus Code
None Needed

This is a 200% match bonus topped by 50 Free Spins which are spread over 5 days – 10 free spins for each day. The maximum bonus amount is €50 on the minimum deposit worth €10. Match bonus wagering requirements are 35x – 45x.

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RATING: 80%RATING: 80%

William Hill Casino - 100% up to £300 Sign-Up BonusEUSEUS

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
£10
Playthrough:
30x
Allowed Games:
All
Cashable:
Yes
Bonus Code
None Needed

William Hill updated its welcome bonus dramatically by pushing it up 100% to £300 first deposit bonus. Players who deposit as little as £10 are in for a 100% match which will double the amount they’ll have at their disposal. the first deposit bonus at William Hill comes with 25x wagering requirements with slots contributing fully to this offer.

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RATING: 80%RATING: 80%

Slots Capital Casino - 277% Welcome Bonus up to $2,777AUEUZAUS

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
$10
Playthrough:
15x
Allowed Games:
All games
Cashable:
Yes
Bonus Code
None Needed
RATING: 78%RATING: 78%

Slotland Casino - $1,000 Welcome BonusUS

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
$10
Playthrough:
15x
Allowed Games:
Slots
Cashable:
Yes
Bonus Code
None Needed

SlotlandCasino will match your first ten deposits with a fantastic welcome bonus worth up to $100. First deposit is subject to 100% match, while the remaining nine deposits are given 50% match. The welcome bonus is available for all casino games.

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RATING: 78%RATING: 78%

Fair Go Casino - $1000 Welcome BonusAU

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
$20
Playthrough:
30x
Allowed Games:
Cashable:
Bonus Code
WELCOME
RATING: 78%RATING: 78%

Bovada Casino - 100% Match Bonus up to $3,000US

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
Playthrough:
25x
Allowed Games:
All games, except Craps and Live Dealer
Cashable:
Yes
Bonus Code
NEWWELCOME
RATING: 78%RATING: 78%

Rizk Casino - 100% up to €100 Welcome BonusEUinternationalSEGB

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
€10
Playthrough:
20x
Allowed Games:
All
Cashable:
Yes
Bonus Code
None Needed

Rizk Casino offers a 100% welcome bonus up to €100 for all new customers who open their account and claim this offer within 24 hours. On top of that, 50 free spins are up for grabs and a chance to go leg up on the Rizk Races competition, together with a free spin on the Wheel of Rizk where all prizes are wager free.

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RATING: 78%RATING: 78%

Energy Casino - 100% up to €200 Welcome BonusEU

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
€10
Playthrough:
25x
Allowed Games:
All
Cashable:
Yes
Bonus Code
None Needed

At EnergyCasino they’ll match your first deposit with a 100% Bonus, up to €200.

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RATING: 77%RATING: 77%

Winner Casino - 200% up to €350 Welcome BonusEU

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
€10
Playthrough:
35x
Allowed Games:
All
Cashable:
Yes
Bonus Code
None Needed

A 200% new player bonus at Winner Casino is instantly credited to your account as soon as you’ve made your first deposit at Winner Casino. Minimum €40 is required for a matchup to €320 available for over 300 casino games including the live dealer.

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RATING: 76%RATING: 76%

SlotsMillion Casino - 100% up to €100 Welcome Bonusinternational

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
€10
Playthrough:
35x
Allowed Games:
All
Cashable:
Yes
Bonus Code
None Needed

Slots Million Casino’s welcome package consists of a 100% bonus up to €100. The offer is subject to a minimum €20 deposit. This particular welcome bonus comes with a 35x wagering requirement.

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RATING: 76%RATING: 76%

Videoslots Casino - 100% up to €200 Sign-up BonusEUSEGB

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
€10
Playthrough:
35x
Allowed Games:
All
Cashable:
Yes
Bonus Code
None Needed

VideSlots Casino welcomes new customers with a 100% sign-up bonus with up to €200 on offer. This welcome bonus is available with the minimum deposits worth €10 and is subject to 35x wagering requirements.

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RATING: 75%RATING: 75%

Casino Palace - 100% up to £800 Sign-Up BonusCAEUDENOSEGB

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
€20
Playthrough:
50x
Allowed Games:
All
Cashable:
Yes
Bonus Code
None Needed

A 100% up to €200 available on your first deposit with further €600 up for grabs on your next 2 deposits. Get a 50% up to €300 on your second deposit and a 100% up to €300 on your third deposit. This bonus is subject to 50x wagering requirements.

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RATING: 75%RATING: 75%

Casino.com - 100% up to €400 + 200 spinsEU

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Free Spins
Min. Deposit:
€20
Playthrough:
40x
Allowed Games:
Age of the Gods
Cashable:
Bonus funds
Bonus Code
None Needed

Join Casino.com and you’ll get 20 free spins instantly on registration (no deposit needed!). Make your first deposit and they’ll double it right away, with a massive 100% extra up to $400, along with a further 180 free spins!

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RATING: 75%RATING: 75%

Kaboo Casino - 1st Deposit Bonus 100% up to €50FINOSEGB

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
€20
Playthrough:
40x
Allowed Games:
All
Cashable:
Yes
Bonus Code
None Needed
RATING: 75%RATING: 75%

PlayOJO Casino - 50 Free Spins

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Free Spins
Min. Deposit:
$10
Playthrough:
None
Allowed Games:
Slots
Cashable:
Yes
Bonus Code
None Needed

50 Free Spins on 1st deposit totally wagering free.

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RATING: 72%RATING: 72%

Roaring 21 Casino - 100% up to $1,000 Deposit Match BonusCANZUS

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Match
Min. Deposit:
$35
Playthrough:
40x
Allowed Games:
All games
Cashable:
Yes
Bonus Code
None Needed
RATING: 72%RATING: 72%

32Red Casino - Get 320% up to £160 Sign-Up BonusEUinternationalGB

* New Customer Offer. T&C's Apply. 18+. Please Gamble Responsibly.
Type:
Signup
Min. Deposit:
£20
Playthrough:
40x
Allowed Games:
All
Cashable:
Yes
Bonus Code
None Needed

Register an account and make a deposit to claim a 300% match bonus up to £160 with a minimum deposit required of £20. Wagering requirements and bonus terms listed on the casino website.

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Casino Bonuses & Promotions

As you know, casinos might alter the terms and conditions of their existing bonus offers, but they also introduce new bonuses and promotions, at least from time to time. You won’t have to go browsing through their pages in order to find out what’s new, because here Best Casinos will present you the latest bonuses and promotions with all the important accompanying information.

Joining an Online Casino with a Sign Up Bonus

Players will struggle to find a single online casino that does not offer a sign up bonuses. In fact, most players prefer online casinos to land-based casinos because they offer a variety of bonuses. Online casinos welcome players with free spins, cash bonuses, or match bonus offers on their first deposit amounts just for registering a real money account at the online casino. In some cases, players don’t even have to make a qualifying first deposit.

There are many benefits to availing these special type of bonuses. Players who accept these bonuses get a chance to try out the casino games for free, without risking their own hard earned money. Many smart online casino players use welcome bonuses to plump their bankrolls. If the welcome bonus is in the form of free spins, players can spin the reels for free and keep their winnings.

While claiming this particular type of online casino bonus, players have to read the bonus terms and conditions thoroughly. If they claim a bonus without checking out its terms, they may face disappointment in future. Bonuses may be “free money,” but players have to “earn” them by satisfying the wagering requirements. BestCasinos.com has listed out bonuses that are not only big, but also easy to clear. We have also provided detailed explanation about bonus terms such as bonus expiry date, bonus clearance, wagering terms, and others.

To learn more about sign up bonuses offered at various online casinos, players only have to visit all of our different bonuses pages here on BestCasinos.com. You will learn everything about different types of online casino bonuses, how they work, how they can be cleared, how they can be claimed, and how they can be best used to one’s advantage.