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Best online casinos 2025 – Explore by type, bonus, or feature

The best online casinos are trustworthy, offer fast withdrawals within 24 hours, and offer a welcome bonus of at least €100 with wagering no higher than 35x. Once those boxes are ticked, game variety matters, and you’ll want to make sure that it includes the casino games you usually play.

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A beginner's guide to online casinos

An online casino is a website or app where you can play casino games for real money.

You deposit funds, choose a game such as slots, blackjack, or roulette, and place bets exactly like you would in a physical casino. 

If you win, you can withdraw your money. But you should be aware that the house has an advantage, and understanding how the games work and what terms apply helps you stay in control.

How to sign up to an online casino and start playing

If you’re ready to sign up and start playing with the best online casinos, we’ve created a simple guide to help you get started. 

Step-by-step graphic showing how online casinos work: sign up, deposit, play games, and withdraw winnings

  1. Choose a licensed casino: Choose a licensed online casino based on your jurisdiction. Casinos like PlayOJO offer wager-free bonuses, while casinos such as LeoVegas are renowned for having thousands of diverse games on deck. Pick a site according to your needs and preferences. All the casinos on this site are individually vetted by us, making them safe and reliable. 

  2. Create your new account: Create your new account by entering your email, creating a new password, and filling out any necessary personal information. You may be asked to enter your address and phone number to ensure that you live in a legal region/country.

  3. Complete KYC verification: Once you’ve registered with your platform of choice, it’s a good idea to finish KYC verification ahead of time. You’ll need to upload a picture of your ID and submit proof of address documents to confirm that you are who you say you are.

  4. Deposit funds to your account: After you’ve been KYC-verified, which should happen in no more than 12 - 24 hours on average, it’s time to fund your account. Navigate to the cashier section, choose a payment method and deposit no less than the minimum (usually around €10/£10/$10).

  5. Claim your welcome bonus: Most online casinos don’t require a promo code to claim bonuses. Instead, you’ll collect a welcome bonus automatically after making your initial qualifying deposit using cash or crypto. 

Different types of online casinos

There are many different types of online casinos you can choose by preference. Safety may be the biggest priority to you. Or perhaps you're a bonus hunter?

Here we'll outline and explain the different types of online casinos, from the best slot and live dealer casinos to new online casinos and crypto gambling sites.

Safe and licensed casinos

Safe online casinos are licensed by respected authorities, such as the Malta Gaming Authority (MGA) and UK Gambling Commission (UKGC). Sites with these licences are required to meet strict standards for player protection, game fairness (including audited RNGs), and secure fund handling.

🛡️Trusted licensing

Licensed online casinos typically pay hefty fees and face regular audits. As an example, the Malta Gaming Authority (MGA), one of the most respected regulators in the industry, charges a €5,000 non-refundable application fee and an annual licence fee of up to €25,000. Large operators may also pay extra compliance contributions based on revenue.

Explore MGA-licensed casinos →

Our top 3 recommendation for safest online casinos

CasinoWelcome bonusLicence
LeoVegas CasinoBonus up to €400UKGC
22Bet Casino122% Bonus up to €300 + 22 Bet PointsCuraçao Gaming Authority
Stake Casino200% Bonus up to $3,000Curaçao Gaming Authority
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Fast payout casinos

Fast payout casinos process withdrawals within 0 to 24 hours using methods like e-wallets or crypto. Others take longer depending on internal processes, payment method, and KYC status.

Speed categoryWithdrawal timeDescription
🟢 Fast0–24 hoursOften applies to e-wallets (e.g., PayPal, Skrill, Neteller) or crypto withdrawals.
🟡 Average24–72 hoursCommon for debit card withdrawals. Most licensed casinos fall into this bracket.
🔴 Slow3–7+ daysTypically seen at casinos with slow internal processing or outdated payment infrastructure. Sometimes applies to wire transfers or cross-border bank transfers.
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⚡ What makes a casino payout fast?

Fast withdrawals usually come down to 3 things: automated processing, verified accounts, and instant payment methods such as e-wallets or crypto. Casinos with efficient systems and modern tech can process payouts instantly.

See the top fast withdrawal casinos in 2025 →

Top recommended fast paying casinos

CasinoWelcome bonusWithdrawal time
BC.Game 180% Bonus up to €400 Instant
Spinsy 100% up to €500 + 200 FS Instant
Betpanda  100% Bonus Up to 1 BTC + 10% Weekly Cashback Instant
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Best slots casinos

The best online casinos for slots feature over 2,000 games from major providers, with many offering return-to-player (RTP) rates of 95% or higher. Slot bet sizes typically range from a few cents to hundreds per spin.

CasinoWelcome bonusNumber of games
BC.Game 180% Bonus up to €400 8,000+
Spinsy 100% up to €500 + 200 FS 5,000+
Stake Casino 200% Bonus up to $3,000 5,000+
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🎰 Why you should test slots for free

Since demo versions use the same default RTP and game mechanics, playing free slots is a great way to see how often bonus features trigger, how quickly your balance rises or falls, and how long a session might realistically last.

Explore the best free slots →

Best casino bonuses

The best casino bonuses give you a 100 percent match or higher, low wagering requirements (ideally 40x or under), and no restrictions on games or withdrawals. Some offers also include free spins, cashback, or other perks for new players.

CasinoWelcome bonusWagering
Play OJO50 Free SpinsWager-free
Rollino 80 No Deposit free spins40x
21 Casino21 No Deposit free spins on Book of Dead40x
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Best crypto casinos ₿

A growing number of reputable online casinos accept cryptocurrencies such as Bitcoin (BTC), Litecoin (LTC), Ethereum (ETH), and other popular altcoins for deposits and withdrawals. Crypto withdrawals are usually instant once a casino approves your request.

Many crypto casinos also support provably fair games, a blockchain-based system where each game round is accompanied by a cryptographic hash. This allows players to verify the fairness of every spin or bet outcome by comparing the hash with a public seed.

Here are our top 3 crypto casinos for this month:

CasinoWelcome bonusSupported cryptocurrencies
BC.Game180% Bonus up to €40040–100+ coins, incl. BTC, ETH, LTC, DOGE, USDT, XRP, BNB, SOL, MATIC, ADA, BCD & many altcoins
Betpanda 100% Bonus Up to 1 BTC + 10% Weekly Cashback12: BTC (Light. & on‑chain), ETH, LTC, DOGE, XRP, BNB, SHIB, TRX, SAND, TON, USDT, USDC
Stake Casino200% Bonus up to $3,00020: BTC, ETH, LTC, DOGE, BCH, XRP, TRX, EOS, USDT, USDC, APE, DAI, LINK, UNI, MATIC, SAND, SOL, SHIB, CRO, TRUMP
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🪙 Why crypto payments are fast and secure

Crypto payments run on decentralised blockchain networks, which means faster transactions, lower fees, and no reliance on banks or payment processors. This also makes them harder to intercept, adding a layer of security for players.

New online casinos

Many new online casinos launch with competitive bonus offers designed to attract players, including welcome bonuses with flexible wagering requirements and regular promotions. We account for sites which were launched over the past 6-12 months.

CasinoWelcome bonusLaunch date
PureBets125% up to €125 + 25 FS on Wilds of Fortune2024
Trips300% Bonus up to $19,500 + 360 Free Spins2024
Casinolo100% match bonus up to €500 plus 200 free spins and 1 Bonus Crab2024
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📱 Why new casinos run better on mobile

Statista and other research show that more than 50% of casino traffic is from mobile devices. New casinos are built with this in mind, prioritising mobile browser performance over downloadable apps. The result is faster load times, cleaner interfaces, and full game access without the need to install anything.

Sweepstakes and social gaming casinos

Sweepstakes casinos are legal in nearly all U.S. states, offering a great alternative to real cash gambling in states where it’s not permitted. You can play for fun using Gold Coins (GC) or use Sweeps Coins (SC) for a chance to redeem real cash prizes.

CasinoWelcome bonusMin deposit
Crown Coins CasinoGet 150% more coins on first purchase + Spin to Win up to 100 Sweeps Coins and 2M Crown Coins$1.99
Future CoinsBonus up to 650,000 Gold Coins + free 1,000 Fortune Coins€ 0.99
High 5 CasinoBonus up to 250 Game Coins + 5 Sweeps Coins$2
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Online casinos by country

You may have different access to certain online casinos depending on your country of residence. Within certain localities, the features available at each online casino may differ as well. 

We know it can be confusing to find a casino that fits the bill. Which is why we’ve curated safe, trusted, and localised recommendations for a number of regions. 

Our team has done the legwork to ensure that the best online casinos have appropriate licensing, local payment methods, legal authority, the right forms of currency for your specific country, along with top games and bonuses. 

How we review online casinos

Our online casino ratings are based on real user feedback, objective benchmarks, and our team’s personal experience with using these sites. Each review is updated regularly to reflect the latest changes in licensing, bonuses, payment speeds, or overall player experience.

Every platform we promote has been manually reviewed and rated by our experts according to the following criteria:

Licensing and regulation

Before we write any online casino review, we ensure that the platform in question has a valid license to operate.

Blacklisted casinos

We do not list unlicensed casinos. If a site doesn’t have a license (or worse, a fake seal), we call this out.

View blacklisted casinos

We prioritise casinos regulated by authorities such as:

  • UKGC (UK Gambling Commission): known for strict consumer protection rules

  • MGA (Malta Gaming Authority): a gold standard in EU licensing

  • Curaçao GCB: offering a broader international reach, with improvements to its regulatory structure since 2023

Licensed gambling sites are subject to third-party testing, RTP audits, and other safety measures that guarantee all players a fair shake. 

Bonus fairness

We review online casino real money bonuses according to their comparative value and, more importantly, their fairness. Plenty of casinos can advertise larger-than-life rewards, but if the bonus has unfair terms and conditions, it can be impossible to cash out in a reasonable time.

To make sure everything is up to par, we claim casino bonuses ourselves and play through the wagering requirements. We personally claim and test bonuses to examine:

  • Wagering requirements

  • Time limits

  • Game weighting and exclusions

  • Maximum bet clauses

  • Max cashout caps (if any) 

Example of testing bonus terms

A 100% match up to €1,000 welcome bonus with 35x wagering requirements on the deposit and bonus amount is reasonable in our book. ✅

A €1,000 promotion that has 70x playthrough requirements, a seven day expiration period, and max cashout of €50 isn’t reasonable. ❌

Game variety and UX

Our online casino ratings account for game variety, game quality, and diversity from several software providers. 

Our team checks for:

  • Wide coverage across slots, jackpots, table games, and live dealer.

  • Trusted software providers such as NetEnt, Evolution, Play’n GO, Pragmatic Play, and others.

  • Use of filtering tools and intuitive layouts that make it easy to find games.

  • Full mobile compatibility without requiring downloads.

Demo play

We also favour platforms offering demo modes, which allow players to test games without risking real money. This is an essential feature for beginners.

Payment speed

As part of each online casino review, we assess how quickly a platform processes deposits and withdrawals

We classify “fast payout casinos” as those that process verified withdrawal requests within 0–48 hours.

Here’s how we assess payment performance:

  • E-wallets like Skrill, PayPal, and Neteller: expected payout within 0–24 hours.

  • Crypto (BTC, LTC, ETH): usually processed within 1–2 hours, depending on network congestion.

  • Bank cards and transfers: standard timeline of 1–3 business days.

KYC process

We prioritise casinos that have non-invasive, smooth KYC procedures. While you might be asked to upload your photo ID and some additional documents such as proof of address, you shouldn’t have to wait more than 12 to 24 hours for a real person to confirm your submission.

Learn more about the KYC process

Watch out for red flags

If a casino delays payments unnecessarily, usually by taking a while to verify your documents or refusing to process winnings on time, this is a red flag.

Player safety

Player protection is at the core of every review. We only recommend casinos that implement:

  • SSL encryption (typically 256-bit) for secure data handling.

  • GDPR-compliant privacy policies for players in the EU/EEA.

  • Transparent marketing and promotional opt-out tools.

We also test for access to responsible gambling tools, including:

  • Deposit, wager, and session time limits.

  • Self-exclusion options (temporary and permanent).

  • On-site links to external help.

Finally, we check for affiliations with GamCare, BeGambleAware, and other responsible gaming organisations that can lend a helping hand to struggling players. 

Responsible gambling tools and support

Players can protect themselves from problem gambling by taking a mindful and moderate approach to gambling. 

Quick fact

Research from the UK Gambling Commission shows that around 0.3% of adults in Great Britain are classified as problem gamblers, with an additional 2.9% at moderate risk (Gambling Commission, 2023).

Ultimately, we are always at a disadvantage compared to the casino (thanks to the house edge), and if you play long enough, you are practically guaranteed to lose. 

It’s important we accept this and treat gambling like a fun pastime, not a way to make money. According to the National Council on Problem Gambling (NCPG), framing gambling as a leisure activity helps reduce the risk of developing harmful habits.

Player Safety Advice

Safe online casinos make it easy to implement deposit limits, take time-outs if needed, and discreetly add your name to GamStop’s self-exclusion list (which automatically covers every UKGC-licensed casino). 

Most casinos also have responsible gambling tools on hand should you every feel overwhelmed. These can include:

  • Deposit limits to control spending.

  • Time-out features to take short breaks.

  • Self-exclusion programs restrict access to the site for a set period.

If you feel gambling is becoming a problem, seeking help is a sign of strength. Organisations such as GamCare, BeGambleAware, and Gambling Therapy offer free, confidential support to help individuals regain control.

Still not sure? Start here

If you’re still not sure where to begin, check out our casino reviews and see which platform best fits your needs.

Frequently asked questions (FAQs) about online casinos

What is an online casino?

An online casino is a digital platform that allows users to play games of chance or skill, such as slots, blackjack, roulette, and poker, over the internet, often for real money.

Are online casinos legal in my country?

The legality of online gambling varies widely by country. Some countries fully regulate it (e.g., the UK, Malta, Sweden), others ban it entirely, and many fall somewhere in between (like the US and Canada). Always check your local laws and ensure the casino is licensed by a reputable authority.

How do I deposit and withdraw money at an online casino?

Most online casinos support a range of payment methods, including credit/debit cards, e-wallets (like PayPal, Skrill, Neteller), bank transfers, and even cryptocurrencies. Processing times and fees depend on the method and the casino’s policies.

Are online casino games fair and safe?

Reputable online casinos use Random Number Generators (RNGs) to ensure fair outcomes. Look for casinos licensed by trusted regulators such as the UK Gambling Commission, Malta Gaming Authority, or Gibraltar Regulatory Authority, which require regular audits and player protection measures.

What types of bonuses and promotions are available?

Common offers include welcome bonuses, no-deposit bonuses, free spins, cashback, and loyalty programs. Always read the terms and conditions, especially wagering requirements, before accepting any bonus.

How can I gamble responsibly and stay safe?

Responsible gambling tools are widely available, including deposit limits, session reminders, time-outs, and self-exclusion programs. Many casinos also partner with organisations like GamCare, BeGambleAware, and Gambling Therapy to provide support for players who need help.

Giuseppe Faraone - CasinoTopsOnline

Giuseppe Faraone

Content Resources Lead

477 Articles
Giuseppe Faraone is the Content Resources Lead at CasinoTopsOnline. He creates the guidelines, tools, and documentation our writers use to keep content accurate and consistent across all markets.He has over 10 years of experience in the iGaming industry and writes much of our content himself, including casino reviews, bonuses, and guides. He’s also the author of The Untold Story of Online Gambling, published in 2022.
Expert On:
Online Casinos
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Responsible Gambling

Fact-checked by Eoin McMahon

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Content Team Lead