Fresh offers every day, weekly cashback, and special bonuses during festive seasons — at Big TK, the rewards keep building as you play.
Weekly offer ends in
All active Big TK offers in one place — pick the one that suits you
Open your first account at big tk, make a deposit, and get a 100% bonus instantly. It starts from just ৳500, with a maximum bonus of up to ৳50,000. This is the biggest opportunity available for new members.
On any day you finish at a loss, 10% of your total net loss for that day will be credited back to your account the next morning. No claim needed — the system calculates it automatically.
Deposit every Monday and get a 50% Reload Bonus. This offer is designed to kick your week off with a bang — just deposit before midnight on Monday to claim it.
Big tk VIP members receive a special Birthday Bonus on their birthday. Simply log in during your birthday week and the bonus will be credited to your account automatically. Available for Silver tier and above.
Refer a friend to Big TK and earn ৳500 for every successful referral. Once your friend makes their first deposit, the bonus goes straight to your account. No cap — the more you refer, the more you earn.
Join Big TK's weekly Slots Tournament and compete for big prizes. Top the leaderboard and walk away with massive rewards. Entry is free — just place bets on selected slot games.
Activate any Big TK promotion in just a few simple steps
Register for free at big tk. All it takes is your mobile number — your account is ready in just 2 minutes.
Deposit via bKash, Nagad, or Rocket. Bonuses are available from as little as ৳500.
Browse the promotions page, choose the offer you want, and click the "Claim" button.
Play with your bonus balance. Withdrawals are available once the wagering requirement is met.
Eid, Puja, New Year — Big TK brings special promotions for every celebration
Big TK's Eid Special Offer runs for six days in total — three days before Eid and three days after. Each deposit earns a different bonus: 100% on the first day, 75% on the second, and 50% on the third. On top of that, a special cashback applies to any bet placed on Eid day itself.
Offer validity and full terms are available on the promotions page. Wagering requirements apply.
The more you play on Big TK, the bigger the rewards — join the VIP program today
Summary: As one of Bangladesh's leading online gaming platforms, Big TK runs a wide range of promotions throughout the year — from new members to seasoned VIPs, there's something for everyone.
Gaming online takes on a whole new feel when bonuses are part of the mix. Big TK gets that. So beyond offering great games, the platform builds a genuine relationship with its members through a wide range of promotions all year round — starting with the Welcome Bonus, then reload offers, cashback, tournament prizes, and more. That's how Big TK's promotion ecosystem has grown.
The Welcome Bonus is the biggest draw for new members. A 100% bonus on your first deposit means if you deposit ৳10,000, you get another ৳10,000 in bonus funds — giving you ৳20,000 to play with from the start. There are no complicated conditions attached; just meet the standard wagering requirement. Big TK has deliberately kept the wagering low so players can actually benefit from the bonus.
The Daily Cashback Offer is one of Big TK's most popular promotions. Some days just don't go your way — and that's frustrating. But with Big TK, you get 10% of that day's losses back in your account the next morning. It's not a huge amount, but psychologically it means a lot — it feels like the platform is in your corner.
The Weekly Reload Bonus is perfect for regular players. Every Monday, you can get up to 50% in bonus funds. What sets big tk's offer apart from other platforms is the complete transparency — no hidden conditions. You'll always know upfront exactly how much bonus you'll receive, what the wagering requirement is, and how long the offer is valid.
The Refer & Earn program has become a genuine source of extra income for many players. Bring your friends or contacts to big tk and earn ৳500 for every successful referral — with no cap. Refer 10 people and earn ৳5,000; refer 100 and that's ৳50,000. Many players have turned this into a steady, recurring income stream.
Big tk's promotions get even more exciting during the festive season. Eid, Puja, Bangla New Year — every major celebration comes with its own special offers. The Eid Special Package gives you three separate bonuses across three days. These festival offers are typically available for a limited time, so it pays to be prepared. Follow big tk's social channels and keep notifications on to catch every update as soon as it drops.
The VIP programme is the most rewarding part of Big TK for long-term members. Arranged across four tiers — Bronze to Diamond — the higher you climb, the better the perks. Reach Diamond and you get a personal VIP host to assist with everything you need. That tier is invite-only, but getting from Bronze to Gold with regular play is very achievable.
Big TK's promotion structure is built to benefit all kinds of players — new, casual, and regular alike. The goal isn't just to dangle bonuses, but to deliver real value. Every offer is explained in plain language, the terms are transparent, and the support team is always on hand to help.
Answers to the most frequently asked questions about bonuses and offers
Sign up with Big TK and start enjoying all the promotions. Safe, fast, and trusted.