Welcome Bonus for New Members
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Big Small regularly brings new promotions — from a Welcome Bonus to weekly cashback. All offers are on one page, with straightforward terms.
Every offer is explained in plain language — no hidden terms.
New members get an instant 100% bonus on their first deposit — no promo code needed.
Odds on selected cricket matches are boosted by 15% — bet more and win more.
Get 15% of your total weekly losses back as cashback — paid out every Monday.
Deposit this week and get 50 free spins — valid on selected Mega Slots games.
Build an accumulator with 4 or more picks and you'll receive an extra 25% bonus on top of your winnings.
Every Thursday, get a 50% reload bonus on casino deposits — up to ৳10,000.
If you lose your first Sports Bet, you'll get the full amount back as a freebet — up to ৳2,000.
Log in every day to earn rewards — log in 7 days in a row and unlock a special bonus plus Free Spins.
Special cashback and double reward points for all members in celebration of Eid.
In Bangladesh, cricket is more than just a sport — it's passion, excitement, and national pride. big small celebrates that feeling by offering regular exclusive benefits on cricket betting.
From international matches to the IPL and BPL — big small runs special odds boosts for every major event. Odds on selected matches increase by 10–20%, meaning bigger payouts on the same bet.
Add any offer to your account in just a few simple steps.
Open a free account at big small in just 2 minutes — all you need is your phone number and name.
Click on your preferred offer on this page. Some offers are applied automatically.
Deposit the minimum required amount via bKash or Nagad and your bonus will be credited instantly.
Use your bonus or Free Spins, then withdraw after meeting the wagering requirement on any winnings.
Every bonus comes with wagering requirements — meaning you'll need to bet the bonus amount a certain number of times before you can withdraw. Visit big small's Terms & Conditions page for full details.
See which offer suits you best — all in one glance.
| Promotions | Type | Amount | Minimum | All Members? | Validity |
|---|---|---|---|---|---|
|
First Deposit Bonus
New Member
|
All | 100% / ৳20,000 | ৳200 | Year-Round | |
|
Weekly Cashback
Every Monday
|
All | 15% / ৳5,000 | No Conditions | Weekly | |
|
Cricket Odds Boost
Selected Matches
|
Sports | +15% Odds | ৳500 | Weekly | |
|
Accumulator Bonus
4+ Picks
|
Sports | +25% on Winnings | ৳200 | Year-Round | |
|
Slots Free Spins
Mega Slots
|
Casino / Slots | 50 Free Spins | ৳500 | 7 Days | |
|
Live Casino Reload
Every Thursday
|
Casino | 50% / ৳10,000 | ৳1,000 | Weekly |
The more you bet at big small, the more points you earn — and those points push your VIP level higher. Higher tiers unlock bigger bonuses, faster withdrawals, and dedicated personal support.
There are five tiers in total, from Silver through to Diamond. Diamond members enjoy unlimited cashback, invitations to special tournaments, and a dedicated account manager.
Big small honors Bangladesh's culture and its most cherished celebrations. From Eid ul-Fitr and Eid ul-Adha to Pohela Boishakh and Victory Day — each special occasion comes with its own dedicated promotion. These typically include double bonuses, extra cashback, and exclusive free spins.
Big Small also runs special themed promotions during major cricket tournaments. During World Cup or Asia Cup season, you can get both odds boosts and accumulator bonuses at the same time — something that isn't available year-round.
Promotions and bonuses are a big part of online betting. Many platforms advertise eye-catching numbers, but the fine print often makes it surprisingly hard to actually claim those bonuses. Big SmallEvery promotion's terms are written in plain language, so any member can easily understand them.
The Welcome Bonus is Big Small's most popular offer. Register for the first time, make a deposit, and get a 100% bonus — up to ৳20,000. That means if you deposit ৳5,000, you start betting with ৳10,000 in total. The bonus can be withdrawn once the wagering requirement is met.
The weekly cashback offer is a great deal for regular bettors. If your total losses for the week add up, you'll get 15% back — up to ৳5,000. It's credited automatically to your account every Monday, giving you a little relief even on your worst weeks.
Big Small's Accumulator Bonus is a favourite among sports bettors. Add four or more picks to your accumulator and earn a 25% extra bonus on your winnings — meaning your payout is genuinely higher than a standard accumulator.
Free Spins offers are made for slots fans. Big Small regularly gives out Free Spins with select deposits — any winnings from those spins are credited to your bonus balance and can be withdrawn once the wagering requirement is met. Free Spins are offered on different games each week, so check the promotions page regularly.
There are a few things worth knowing before claiming a bonus. Every bonus comes with a wagering multiplier — such as 3x or 5x — meaning you need to wager the bonus amount 3 or 5 times before you can withdraw. At big small, these multipliers are fair by industry standards and are always clearly stated.
Bonuses are generally valid for 7 to 30 days. Any unused bonus will expire once the validity period ends, so stay active after claiming. Enable push notifications on the big small app and you'll get a reminder before your bonus expires.
One last thing to keep in mind — big small promotions are designed to make your betting experience more enjoyable. Never bet beyond your means chasing a bonus. Stick to your budget and treat bonuses as an added perk, not a source of income. To learn more about responsible betting, visit our Responsible Gaming Take a look at the page.
Register, claim a 100% bonus on your first deposit, and enjoy all active promotions.