Use a voucher code when depositing via bKash, Nagad, or Rocket to unlock extra cashback, free spins, and exclusive offers. The gbajaa voucher system is straightforward — enter the code, redeem it, and enjoy.
Code GBAJAA100 Use it and get a 100% bonus on your first deposit. Up to ৳5,000.
Copy the codes below and use them when making a deposit.
New to gbajaa? Use this voucher code on your first deposit to double your balance. Bonus applies up to ৳5,000.
Get 50 free spins on any slot game plus 25% cashback on your first deposit of the week. Applicable to popular slots on gbajaa.
Use this code on cricket, football, or any Sports Betting. You'll receive an extra 50% bonus bet on top of your stake. Applicable in the gbajaa sports section.
Deposit a minimum of ৳2,000 per week and get 15% cashback, credited directly to your gbajaa wallet — no hassle.
Share your referral code. Every time a friend registers on gbajaa and makes their first deposit, you'll receive a ৳300 bonus. Unlimited uses.
Download the gbajaa mobile app and get an extra 20% bonus on your first deposit made through the app. Available on both Android and iOS.
Redeem your gbajaa voucher in just a few simple steps.
Log in to your gbajaa account. If you're new, register first — it only takes 2 minutes.
Click the "Deposit" button on your dashboard and select your preferred payment method.
Paste your code into the "Voucher Code" or "Promo Code" field on the deposit form. Using the copy button above makes it easier.
Enter the deposit amount and complete your payment via bKash, Nagad, or Rocket.
As soon as your payment is confirmed, the bonus will be credited to your gbajaa wallet. Start playing right away.
Gbajaa offers several types of vouchers.
Exclusive code for new members. Up to 100% bonus on your first deposit.
Get free spins on slot games, with winnings credited directly to your balance.
Cashback at a fixed percentage on weekly or monthly deposits.
Bonus bets on cricket and football betting. Applicable in the gbajaa sports section.
Refer friends and earn cash bonuses for every successful referral. No limits.
Exclusive limited-time codes for Eid, Pohela Boishakh, and other special occasions.
See what each voucher offers at a glance.
| Voucher Code | Type | Bonus | Min. Deposit | Wager | Expiry | Eligible |
|---|---|---|---|---|---|---|
| GBAJAA100 | Welcome | 100% Bonus | ৳500 | 30x | 31 Dec 2026 | New Member |
| SPIN50BD | Free Spins | 50 Spins + 25% | ৳1,000 | 25x | 15 Jan 2026 | Slots Enthusiast |
| SPORT50 | Sports | 50% Bonus Bet | ৳200 | 20x | 28 Feb 2026 | Cricket/Football |
| WEEKLY15 | Cashback | 15% Cashback | ৳2,000 | 15x | Weekly | Regular Players |
| REFER300 | Referral | ৳300 per referral | — | — | No Expiry | All |
| APP20 | Mobile App | 20% Extra | ৳500 | 20x | 30 Mar 2026 | App Users |
Online gaming in Bangladesh is no longer just for city dwellers. From Chittagong to Mymensingh, Sylhet to Barishal — people across the country are now gaming and betting on their phones. Yet most platforms have voucher systems so complicated that everyday users can't figure out which code does what, where to enter it, or what happens after they do.
Gbajaa makes this straightforward. The platform's voucher system is designed so that even a first-time user making their very first online deposit can redeem a code without any friction. A Bengali interface, familiar payment methods, and simple steps — all together, gbajaa's voucher experience is genuinely user-friendly.
It really depends on what kind of player you are. If you're just starting out, using the GBAJAA100 code for the welcome bonus is the smartest move. Doubling your balance on the first deposit makes for a much more comfortable start. Deposit ৳500 and you'll have ৳1,000 to play with right away.
If slots are your thing, don't sleep on the SPIN50BD code. Fifty free spins means fifty chances to win — without spending a single penny of your own. And your winnings go straight to your balance, no extra steps needed.
For cricket or football fans, SPORT50 is the ideal code — especially during IPL or World Cup season, when it unlocks extra bonus bets. It's essentially a chance to bet for free.
For those who play regularly, WEEKLY15 is the most rewarding option. A 15% cashback every week adds up to a solid amount over time. gbajaa's approach to rewarding loyal players is clearly well thought out.
Many players get confused about vouchers mainly because of wager requirements. Simply put, to withdraw bonus funds, you need to wager that amount a set number of times. For example, the GBAJAA100 code has a 30x wager requirement — meaning a ৳1,000 bonus requires ৳30,000 in total bets before it can be withdrawn.
While that may sound like a lot, gbajaa's wager requirements are reasonable compared to many other platforms out there. The WEEKLY15 cashback voucher has just a 15x wager requirement, which regular players can clear easily — and the referral bonus comes with no wager requirement at all.
Gbajaa is built with Bangladesh in mind. Most users here transact via bKash or Nagad, and both methods support voucher code entry at the time of deposit. Rocket and bank transfers work the same way. There's just one extra step on the deposit form — entering your code in the code box. Everything else is exactly like a standard deposit.
One handy feature: once you enter a code, the screen instantly shows how much bonus you'll receive — so you can confirm it's working before completing your payment.
Voucher offers are subject to change at any time. Always check the latest terms before redeeming.
All deposits and bonus transactions on gbajaa are encrypted. Your information is completely secure.
For any questions about vouchers, gbajaa's 24/7 Bengali support team is always ready to help.
Answers to the most frequently asked questions, all in one place.