The 399bet jackpot grows in real time with every bet placed. Any player, on any slot, can become a millionaire. You're one spin away from changing your life.
From the daily mini jackpot to the mega progressive prize, 399bet has the right level for every player.
Hits every day. High frequency, smaller prizes, and more chances to win. Perfect for beginners.
Builds over weeks. A great balance between frequency and prize value. Highly contested at 399bet.
The most anticipated prize. It builds for months. A single spin can change your financial life forever.
Grows without limit. Every bet on any progressive slot adds to the total accumulated prize.
See how much each jackpot has accumulated and which one is closest to dropping.
Pick your favorite slot and get in the race for Brazil's biggest accumulated prize.
Every Sunday at midnight, 399bet runs a special draw among all players who wagered on jackpot slots during the week. One lucky player takes home a guaranteed bonus prize of R$ 50,000.00.
Create your free account in under 2 minutes with your name, email, and CPF. No registration fee, no hassle.
Make a deposit via Pix, bank slip, credit card, or PicPay. Your balance is credited instantly.
Go to the Jackpot section at 399bet, pick any slot with an active jackpot icon, and start playing.
Every spin enters you in the jackpot. The winning combination is drawn at random — any player can win, regardless of the amount wagered.
Won? The prize is credited to your wallet automatically. Request a withdrawal via Pix and receive it instantly, no red tape.
If you've ever played at an online casino, you've probably heard the word jackpot. But in Brazil, where the betting market is growing fast, a lot of people still aren't sure exactly what a jackpot is or how it works in practice. 399bet wants to make that crystal clear — no mystery.
Simply put, a progressive jackpot is a prize that grows over time. A small fraction of every bet placed on participating slots goes into the jackpot pool. The more players join in, the faster the total climbs. At 399bet, the main progressive jackpot can build up to tens of millions of BRL before it hits — and when it does, one lucky player takes the entire amount at once.
What sets the 399bet jackpot apart from the competition is that any player can win here, regardless of bet size. A player who wagered R$ 1.00 has the same shot at hitting the jackpot as someone who bet R$ 500.00. That's because the jackpot activation mechanism is completely random, certified by independent auditors to ensure no manipulation is possible.
399bet offers four jackpot tiers: Mini, which hits most often and pays up to R$ 5,000.00; Medium, which builds over weeks and can exceed R$ 50,000.00; Mega, with prizes up to R$ 1,000,000.00; and Progressive, our flagship prize, which has already surpassed R$ 5,000,000.00 and keeps climbing. All amounts are paid in BRL directly via Pix.
The jackpot slots available at 399bet feature titles from international providers such as Pragmatic Play, Microgaming, NetEnt, and PG Soft — all licensed and audited, ensuring the stated RTP (return to player) is accurate. You don't need any secret strategy or special tips. Just play, have fun, and hope that winning combination lands on your screen.
If you're just getting started, we recommend trying the Mini Jackpot slots first. With bets from as little as R$ 0.20 per spin, you can compete for jackpots that hit almost every day, keeping the experience fast-paced and exciting. As you build confidence on the platform and get a feel for how the games work, you can move up to the larger jackpot tiers.
And there's more: every Sunday, 399bet holds a special draw among players who bet on jackpot slots during the week. The lucky winner takes home an extra R$ 50,000.00 bonus — no specific combination required. Just play normally and you're automatically entered. That's the 399bet way: the more you play, the more chances you have — and withdrawals are always via Pix, in seconds.
"I was playing Wolf Gold late at night, betting R$ 2.00 per spin, when the Medium Jackpot combination hit. R$ 32,000.00 dropped into my account. I withdrew everything via Pix at 3 a.m. and the money was in my Nubank checking account in under a minute. I still can't believe it."
"I played Gates of Fortune for about 20 minutes with R$ 5.00 bets and hit the Mega Jackpot of R$ 214,000.00. 399bet reached out via chat to confirm my details and the payment was processed the same day. Super attentive and professional team."
"I won the 399bet weekly jackpot draw without even knowing it existed. I got a notification saying I'd won R$ 50,000.00 just for playing slots normally throughout the week. I thought it was spam, but it was real! The Pix came through super fast."
When you play 399bet jackpot slots, your personal data and financial transactions are protected in compliance with Brazil's General Data Protection Law (LGPD – Law No. 13,709/2018). We use 256-bit SSL encryption on all operations. Your data is never shared with third parties without your consent. You may request access, correction, or deletion of your data at any time.
Everything you need to know before going for the jackpot at 399bet.
The 399bet progressive jackpot has already crossed R$ 5,000,000.00 and grows every second. Sign up for free, deposit via Pix, and join the race for the biggest prize in Brazilian online casino.
Available to players 18 and over. Gamble responsibly. Amounts in R$.