From welcome bonuses to cashback — there's always something new waiting in the bk ok voucher section.
Use it now — limited availability
Get a 100% bonus on your first deposit — up to ৳10,000.
Get a 20% bonus on your second deposit of the day. Maximum ৳3,000. No wagering requirements.
Get 10% cashback on your total weekly losses. Credited to your wallet every Monday morning.
Get 50 free spins on slots games. This voucher is valid on deposits of any amount.
Get an extra 5% bonus every time you deposit through the bk ok app. No code required.
Earn ৳500 for every successful referral. The bonus is credited to your wallet as soon as your friend makes their first deposit.
Claim your bonus in a few simple steps
Click the "Copy" button on any active voucher listed above. The code will be saved to your clipboard.
Log in to your bk ok account. New here? Registration takes just 2 minutes.
When making a deposit, paste the copied code into the "Promo Code" field and enter your deposit amount.
Once your payment is confirmed, the bonus amount will be added to your wallet instantly — no separate application needed.
The more you play, the more you earn
| Membership Tier | Welcome Bonus | Reload Bonus | Weekly Cashback | Special Perks |
|---|---|---|---|---|
| New Members | Up to 100% | 10% | 5% | Welcome Free Spins |
| Silver | — | 15% | 8% | Monthly Bonus Ticket |
| Gold | — | 20% | 10% | Dedicated Support |
| VIP | — | 30% | 15% | Custom Offers + Fast Withdrawal |
When people hear "voucher" or "promo code" on online gaming platforms, the first question is usually — "do these actually work?" Many platforms in Bangladesh do offer vouchers, but the conditions are so complex they become nearly impossible to use. bk ok has made a genuine difference here.
The bk ok voucher system is straightforward and transparent. Copy a code, apply it at deposit, get your bonus — no hidden conditions, no vague wagering requirements. The bonus you're promised is the bonus you receive. From Dhaka to Chittagong, Comilla to Barisal — users across Bangladesh use these vouchers every day to enjoy that extra edge.
The welcome bonus is designed exclusively for new members. Make your first deposit and get a 100% match — deposit ৳1,000 and you'll have ৳2,000 to play with. It's a great head start that lets you try out different games without overextending your budget. Especially for anyone new to online gaming platforms, this bonus makes a real difference.
The reload bonus is a favorite among regular players. A 20% boost on your second deposit each day may seem small, but it adds up significantly over time. For example, if you deposit ৳500 twice a day, you're getting an extra ৳100 on that second deposit — and by the end of the month, that's a substantial amount.
The weekly cashback offer is one of bk ok's standout features. Most gaming platforms only reward winning — but bk ok believes members deserve something even in a tough week. That's why 10% cashback is given on weekly losses, credited to your wallet every Monday morning. It's genuinely reassuring.
The mobile bonus offer is built with today's users in mind. Most people in Bangladesh access the internet via smartphone, and every deposit made through the bk ok app earns an automatic 5% extra — no code required. It's a built-in perk for app users.
The referral bonus has become especially popular among younger players. Refer a friend or anyone you know to bk ok, and when they make their first deposit, you'll receive a ৳500 bonus. For those who are socially active and talk about gaming with their circle, this can also be a solid source of extra income.
A few things are worth keeping in mind when using vouchers. Each voucher has an expiry date, so it's best to use it before it runs out. Some vouchers apply only to specific games or sections, so it's worth reading the terms once. bk ok's voucher terms are written in plain language, so they're easy to follow.
As your membership tier increases, so do your voucher benefits. Reaching Gold or VIP status comes with noticeably higher cashback and reload bonus rates. VIP members also receive custom offers tailored to their playing style.
All things considered, bk ok's voucher system offers something genuinely different in Bangladesh's online gaming space. Claiming bonuses isn't complicated, rewards aren't questionable, and the overall experience is one you'll actually enjoy.
Key Information at a Glance
Every voucher has an expiry date. Once it expires, the code will no longer work — so make sure to use it in time.
Each voucher can only be used once per account. Creating multiple accounts to reuse vouchers is strictly prohibited.
To withdraw bonus funds, a specified wagering amount must be completed first. Full terms are available on the bk ok Terms & Conditions page.
If your voucher isn't working or you haven't received your bonus, contact bk ok live chat support directly. Help is available in Bangla.
Questions You Might Have
Registration is free. Don't miss your welcome bonus.