From welcome bonuses and weekly cashback to free spins and loyalty rewards — every deposit at atom 5 comes with exclusive perks waiting just for you.
Use the filters below to find the offer that's right for you.
HOT
When you join atom 5 for the first time, you'll get a bonus matching your deposit — up to ৳10,000. Simply register, make a deposit, and enjoy your bonus.
NEW
Even if last week didn't go your way, atom 5 has you covered. Every Monday, up to 15% cashback is credited directly to your balance — no hassle, no application needed.
HOT
Get a special odds boost when you bet on any Bangladesh international match at atom 5. Applies to all formats — T20, ODI, and Test — plus a Match Day free bet.
LIVE
New members get 50 Free Spins on their first Live Casino session. Use them at any table — roulette, baccarat, or blackjack. The live experience at atom 5 is truly in a class of its own.
NEW
Deposit every Friday and get a 50% Reload Bonus of up to ৳5,000. atom 5 is always ready to make your weekend gaming more exciting.
SPORTS
Place a bet on 5 or more matches at once and earn an extra 25% bonus on your total winnings. Applicable to all matches, from European leagues to Asian leagues.
Claiming a bonus at atom 5 is straightforward. Just four simple steps and your preferred offer is yours to enjoy.
Visit the atom 5 website or app and register with your mobile number. The whole process takes just 2 minutes.
Choose your preferred promotion on this page. Make sure to read the full terms before opting in.
Deposit via bKash, Nagad, Rocket, or Upay. If an offer code applies, enter it at the time of deposit.
Your bonus will be credited instantly once your deposit is confirmed. Start playing right away.
See at a glance which offer suits you best.
| Offer Name | Bonus Amount | Applicable | Validity | New Members | Existing Members |
|---|---|---|---|---|---|
| Welcome Bonus | 100% up to ৳10,000 | All Games | Year-Round | ||
| Weekly Cashback | Up to 15% | All Games | Every Monday | ||
| Cricket Odds Boost | +15% Odds | Sports | Match Day | ||
| Live Casino Free Spins | 50 Free Spins | Live Casino | 7 Days | ||
| Friday Reload | Up to 50% — ৳5,000 | All Games | Every Friday | ||
| Accumulator Bonus | +25% on Winnings | Football | Always |
When you step into the world of online gaming, the first question that comes to mind is — which platform actually offers worthwhile deals? atom 5 has answered that question through action. Every promotion here is built with Bangladeshi players in mind — their preferred games, their payment methods, and their budgets.
For any new player, the atom 5 Welcome Bonus is the biggest draw. A 100% bonus on your first deposit means that if you deposit ৳5,000, you start playing with ৳10,000 in total. That extra balance lets you play more games, learn the ropes faster, and give yourself a better shot at winning.
Many people assume claiming a bonus means dealing with complicated terms. At atom 5, it works a little differently. The conditions are simple and clearly stated — no hidden surprises. Once you meet the wagering requirement, your bonus funds convert into real withdrawable winnings.
Winning every day in Sports Betting or at the casino isn't always possible — some days just don't go your way. With that in mind, atom 5 has introduced a weekly cashback program. Every Monday, cashback is automatically credited to your account based on your net losses from the previous week. No application needed, no code required — it's completely automatic.
Your cashback rate increases as you move up the VIP tiers. Each level from Bronze to Diamond comes with a different cashback rate. Reach Diamond status and you can earn up to 25% cashback — one of the best rates in the industry.
In Bangladesh, cricket is more than a sport — it's a passion. To honour that passion, atom 5 offers special odds boosts and free bets on every major match. Bangladesh vs India, IPL, Asia Cup — bet on any mega match at atom 5 and enjoy extra advantages. There are also great bonuses available for football accumulator bettors.
Atom 5 gives loyal members just as much attention. Every Friday, the Reload Bonus lets you top up your balance by up to 50% extra. It's especially useful when there are big matches over the weekend. All in all, there's always something new to look forward to at atom 5 each week.
Always read the terms before using a bonus. Make sure you understand the wagering requirements, check the bonus expiry date, and confirm which games the bonus applies to. atom 5's support team is ready to help in Bangla anytime — just start a chat if you have any questions.
Most importantly, play responsibly. Resist the urge to bet more just because you have a bonus. Stick to your budget and treat gaming as entertainment.
Our support team is available 24/7, every day of the week, for any questions related to promotions.
support@atom5.co
Atom 5 keeps your personal information secure. All data is protected with 256-bit SSL encryption and is never shared with any third party. To learn more, visit our Privacy Policy Read.