Classic blackjack, exclusive variants, and live tables with Portuguese-speaking dealers. At 4wim you play with fair odds, deposit via Pix, and withdraw in minutes. A seat is open right now.
From beginner to seasoned player — there's a table for you at 4wim
The decision chart that cuts the house edge to a minimum — use it at 4wim and play smarter
* Simplified chart for multi-deck blackjack. Dealer stands on soft 17.
There's something interesting about blackjack: most people think it's a game of luck, but anyone who really understands it knows it's much more than that. It's the only casino game where each player's decisions have a direct impact on the outcome. You choose to hit or stand, double down or fold — and those choices make all the difference. At 4wim, we offer blackjack with the fairest conditions in the Brazilian market because we believe players deserve a real edge, not a house that squeezes every margin.
What sets 4wim apart when it comes to blackjack? First, the odds. The return-to-player (RTP) rate across our tables ranges from 99.28% to 99.52%, depending on the variant. In practice, that means the house edge is under 1% for players using basic strategy. No Sports Betting market comes close to that margin. It's mathematically one of the best games in the casino — and 4wim delivers it transparently, with no rollover tricks that block your withdrawals.
At 4wim's live blackjack tables, you play with real dealers streaming in high definition, 24 hours a day. Best of all, our dealers speak Brazilian Portuguese, so you always know exactly what's happening at the table. The experience is fully immersive, with multiple camera angles, live chat, and real-time table statistics displayed on screen. It's a brick-and-mortar casino, right in your phone or computer.
For those just starting out, we have tables with a minimum bet of R$ 1.00 — enough to learn without risking much. You can practice basic strategy, get comfortable with the pace of the game, and understand when to double down, hit, or stand. For more experienced players, VIP tables accept bets of up to R$ 5,000.00 per hand and offer side bets like Perfect Pairs and 21+3, adding an extra layer of excitement without affecting the integrity of the main game.
Depositing at 4wim is simple and straightforward. Via Pix, funds hit your account in seconds — no fees, no waiting. You can also use boleto bancário, credit or debit card, PicPay, Mercado Pago, or TED bank transfer from any bank, including Nubank, Itaú, Bradesco and Banco do Brasil. Everything in BRL, no currency conversion, no surprises on your statement. And when you win, Pix withdrawals are processed in up to 30 minutes. It's that simple.
Beyond classic blackjack, 4wim offers variants that take the experience to another level for players looking for something different. Blackjack Switch lets you swap the second card between two simultaneous hands, opening up combinations the classic game simply doesn't allow. Double Exposure reveals both of the dealer's cards, completely changing the decision-making logic. And Infinite Blackjack removes the player limit per table — everyone gets the same initial hand and acts independently, keeping the pace high even during peak hours.
First-time 4wim members receive a 100% bonus on their first deposit, up to R$ 500.00. This bonus can be used at the blackjack tables and all other casino games. For regular players, we offer weekly cashback, free bets on special dates, and access to the VIP program with higher limits, a dedicated account manager, and exclusive promotions. Cashback at 4wim is the real deal — calculated on net weekly losses and credited directly to your account, with no unreasonable rollover conditions.
4wim handles your data with care and transparency. We only collect the information needed to operate your account securely, in full compliance with Brazil's General Data Protection Law (LGPD). Your data is never sold to third parties. See our Privacy Policy complete details on how your information is stored and protected. You can request data deletion or portability at any time by contacting our support team.
Transaction and account security is a non-negotiable priority at 4wim. All pages and transfers use 256-bit SSL encryption. Your account can be protected with two-factor authentication, and our anti-fraud system monitors every transaction in real time. For withdrawals, identity verification (KYC) is completed just once — after that, the process is fully automatic.
Each variant has its own rules, strategies, and thrills. Explore them all.
The foundation of it all. Standard rules, six decks, dealer stands on soft 17. Perfect for learning basic strategy and playing with RTP above 99%. The ideal starting table at 4wim for newcomers.
Real dealer, HD camera, and live chat in Portuguese. The closest experience to a physical casino you'll find online. Tables available 24 hours with limits to suit every type of player.
You play two hands at the same time and can swap the second card of each hand between them. This significantly increases your strategic control and raises the RTP to 99.52% with correct play.
Both of the dealer's cards are face up from the start. It sounds like an advantage, but the rules balance it out: blackjack pays 1:1 instead of 3:2. Ideal for players who like making decisions with full information.
A single hand is dealt to all players at the table simultaneously. Each player acts independently. No waiting, no seat limits, constant pace — perfect for anyone who hates a queue.
Fast rounds, a reduced timer for each decision, and up to 220 hands per hour. Built for players who love a fast pace and want to maximize the number of hands in the shortest time possible. Four decks, intense action.
Applied knowledge lowers the house edge and makes the game more rewarding
The basic strategy chart defines the mathematically correct action for every possible card combination. Following it reduces the house edge to under 0.5%. At 4wim, you can consult it during play.
Set a budget before you sit down and never bet more than 5% of your total on a single hand. Keeping your sessions in check prevents impulsive decisions and keeps the game enjoyable for longer.
Doubling down on 10 or 11 when the dealer shows a weak card (2 through 9) is one of the highest positive-expectation plays available. Knowing when to double is what separates a casual player from a consistent one.
The insurance bet when the dealer shows an Ace looks tempting, but it has poor RTP in most cases. Basic strategy recommends avoiding it — in the long run, you lose more than you gain.
Always split Aces and Eights. Never split Tens or Fives. For all other pairs, the right call depends on the dealer's card. The basic strategy chart covers every one of these situations with precision.
A losing streak does not affect the odds of your next hand. Never raise your bets to "chase" losses — that logic leads to bigger ones. Every round is independent. Keep a clear head.
Take advantage of offers designed for blackjack players of every level
100% on your first deposit, up to R$ 500.00. Valid for use at 4wim's blackjack tables and all other casino games.
Get back up to 10% of your net weekly losses, credited directly to your account. No complicated rollover, no tight deadlines.
In-house tournaments with real cash prizes. Compete in the rankings against other players and win BRL directly to your account.
25% weekly cashback, higher limits at VIP tables, a dedicated account manager, and access to 4wim's exclusive tables.
Blackjack is fun when played mindfully. 4wim provides the tools to keep it that way.
Set daily, weekly, or monthly limits in your account settings. Decide how much you're willing to spend before you start playing.
Enable temporary or permanent self-exclusion whenever you need it. No judgment, no wait. Your well-being comes before any game.
4wim is strictly for users aged 18 and over. We verify every user's identity to ensure a safe and responsible environment.
If you feel the game is getting out of hand, reach out to our 24-hour support team or access specialized responsible gambling resources.
Get your questions answered before you take a seat