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Quantum X Crash Game in Bangladesh 2026: Rules and Casinos

Quantum X is a space-themed crash game from Onlyplay with no pause between rounds and photons that add multipliers. Onlyplay lists a 95% RTP and low volatility; on average 5% of every stake is lost. Online gambling is a criminal offence in Bangladesh under the Gambling Prevention Act 2026, and a casino's offshore licence does not change that.

By BestCasinosBD Editorial TeamEditorial teamUpdated How we rate

Online gambling is a criminal offence in Bangladesh since 1 July 2026: up to 5 years in prison and/or a Tk 1 crore fine under the Gambling Prevention Act 2026. What the law says →

Top Quantum X Casino Sites in Bangladesh

Quantum X runs without breaks between rounds, so many small bets pass through your balance quickly; that is why these online casinos are sorted by our local payments score first (how many of bKash, Nagad, Rocket and Upay each lists), then by overall rating, with six shown and the rest under "Show more". Onlyplay's game is not in every lobby and we did not open them.

37 sites ranked by our local payments score, then overall rating

  1. Rank 1Betandyou logo
    Rating 5.0 out of 5

    Betandyou

    Checked 20 Oct 2026
    Licence:
    Curaçao (as stated by operator)
    Payments:
    bKash, Nagad, Crypto, Skrill

    Welcome offerUp to €1,500 + 150 FS over 4 deposits (about 218,000 BDT)

    18+ · New players only · T&Cs apply · Play responsibly · Affiliate links: we may earn a commissionOffer checked on the operator's site 20 Oct 2026

  2. Rank 2Mostbet logo
    Rating 5.0 out of 5

    Mostbet

    Not re-verified
    Licence:
    Curaçao Gaming Authority (verified)
    Payments:
    bKash, Nagad, Crypto, Visa

    Offer on record (not re-verified)125% up to 35,000 BDT

    18+ · New players only · T&Cs apply · Play responsibly · Affiliate links: we may earn a commissionOffer not confirmed on the operator's current pages

  3. Rank 3Bajijoy logo
    Rating 4.9 out of 5

    Bajijoy

    Caution 1 documented problem
    • The Curaçao licence number (365/JAZ) is a legacy number we could not verify and appears only in generic white-label terms; the Android app file is handed out through Dropbox.
    Licence:
    Curaçao (as stated by operator)
    Payments:
    bKash, Nagad, Rocket, Bank Deposit

    Welcome offer100 BDT no-deposit sign-up bonus

    18+ · New players only · T&Cs apply · Play responsibly · Affiliate links: we may earn a commissionOffer checked on the operator's site 20 Oct 2026

  4. Rank 4BetVisa logo
    Rating 4.9 out of 5

    BetVisa

    Caution 1 documented problem
    • The welcome offer is 150% up to 1,000 BDT on JILI slots only (not 200% up to 20,000 BDT), and the licence is a legacy Curaçao sub-licence (365/JAZ) that cannot be verified.
    Licence:
    Curaçao (as stated by operator)
    Payments:
    bKash, Nagad, Rocket, Upay

    Welcome offer150% up to 1,000 BDT

    18+ · New players only · T&Cs apply · Play responsibly · Affiliate links: we may earn a commissionOffer checked on the operator's site 20 Oct 2026

  5. Rank 5Dafabet logo
    Rating 4.8 out of 5

    Dafabet

    Caution 1 documented problem
    • The Curaçao licence is shown with no number and no verifiable seal, and the current welcome offer (a 200% sports bonus up to 20,000 BDT) differs from earlier listings.
    Licence:
    Curaçao (as stated by operator)
    Payments:
    bKash, Nagad, Rocket, Upay

    Welcome offer200% up to 20,000 BDT

    18+ · New players only · T&Cs apply · Play responsibly · Affiliate links: we may earn a commissionOffer checked on the operator's site 19 Oct 2026

  6. Rank 6JeetBuzz logo
    Rating 4.7 out of 5

    JeetBuzz

    Caution 1 documented problem
    • Licensed in Anjouan only, and the terms in its help centre name a different, outdated Curaçao company.
    Licence:
    Anjouan
    Payments:
    bKash, Nagad, Rocket, Crypto

    Welcome offer100% up to 900 BDT

    18+ · New players only · T&Cs apply · Play responsibly · Affiliate links: we may earn a commissionOffer checked on the operator's site 16 Oct 2026

Show 31 more casinos
  1. Rank 7Mega Cricket WorldCaution4.7 out of 5
  2. Rank 8Pin UpCaution4.6 out of 5
  3. Rank 9ICCWinCaution4.6 out of 5
  4. Rank 10Babu88Caution4.5 out of 5
  5. Rank 11BetwinnerCaution4.5 out of 5
  6. Rank 12BanglabetCaution4.5 out of 5
  7. Rank 13KhelaghorCaution4.5 out of 5
  8. Rank 14BengalbetCaution4.4 out of 5
  9. Rank 151xBetCaution4.3 out of 5
  10. Rank 16888StarzNot re-verified4.3 out of 5
  11. Rank 17ElonBetCaution4.5 out of 5
  12. Rank 18LinebetChecked 20 Oct 20264.8 out of 5
  13. Rank 1910CricNot re-verified4.2 out of 5
  14. Rank 204rabetNot re-verified4.2 out of 5
  15. Rank 21CrickexNot re-verified4.2 out of 5
  16. Rank 22MelbetNot re-verified4.1 out of 5
  17. Rank 23Yohoho BetChecked 16 Oct 20264.6 out of 5
  18. Rank 24SBOBETCaution4.6 out of 5
  19. Rank 25Nagad88Caution4.6 out of 5
  20. Rank 26MegapariCaution4.5 out of 5
  21. Rank 27BetobetCaution4.4 out of 5
  22. Rank 28Zodiac CasinoCaution4.4 out of 5
  23. Rank 29KrikyaCaution4.3 out of 5
  24. Rank 30BateryCaution4.2 out of 5
  25. Rank 31PlanbetCaution4.1 out of 5
  26. Rank 32RollettoCaution4.1 out of 5
  27. Rank 331WinNot re-verified4.0 out of 5
  28. Rank 34JeetWinCaution4.0 out of 5
  29. Rank 35ParimatchCaution4.0 out of 5
  30. Rank 3622BetCaution3.8 out of 5
  31. Rank 37BC.GameCaution3.8 out of 5

What Is Quantum X?

Quantum X is an unusual crash game from the licensed provider Onlyplay. Each result is random. When you cash out changes how much you win or lose, not the 95% RTP listed on the Onlyplay Quantum X page. During the game, two quantum strings are displayed, accompanied by photons continuously moving along the given strings. The movement of the photons has no designated beginning or end, allowing you to start a round at any chosen moment. You move along the two strings until the bet is withdrawn, the prize is taken or the captured photon explodes.

Here are the key facts about Quantum X:

What Is Quantum X?
FeatureDetails
Name of gameQuantum X
Game providerOnlyplay
Game RTP95% (Quantum X game page)
Game TypeInstant/ Crash Game
Launch Date2022
Minimum BetSet by the casino
Maximum BetSet by the casino
VolatilityLow (per Onlyplay's Quantum X listing)

Is Quantum X Real or Fake?

Quantum X is a real game by Onlyplay, and its results are random. The Onlyplay page for Quantum X does not say that the game is provably fair. Unlicensed sites may run dishonest copies, so stick to casinos with a gaming licence you can check. A real Onlyplay game at a licensed casino is still no promise of payment, and no foreign licence changes the fact that online gambling is a criminal offence in Bangladesh under the Gambling Prevention Act 2026.

Quantum X is a real game by Onlyplay provider.
Quantum X is a real game by Onlyplay provider.

Where to Play Quantum X in Bangladesh?

Earlier versions of this page named these casinos on our list as carrying Quantum X, which is not confirmed as of October 2026: 4rabet, Mostbet, 888Starz, 1Win, Melbet, 1xBet, Megapari, 22Bet, Parimatch, Batery, Linebet, Betwinner, 10Cric and Betandyou. We did not open their lobbies. Each review covers the casino's licence, payments and welcome offer.

Quantum X Game Rules

Quantum X is easy to learn, even for a beginner, although its photon-and-string screen looks different from other crash games.

Here are the basic rules of the game:

  • Place a bet to join. Quantum X runs continuously, so there is no waiting for a new round;
  • When a round in Quantum X begins, a player profile with a unique number and a random avatar is automatically generated;
  • Avatars highlighted in yellow move along the rows and you jump between them using the JUMP button, with the corresponding bar indicating their location;
  • Collect multipliers with photons and wait for the right moment to cashout, and capturing multiple photons in one round multiplies their value;
  • You have to press the TAKE button before the explosion to get the winnings on the screen;
  • You can automatically bet or collect multipliers by activating the Auto-Cashout and Auto Bet functions. Set your limits and preferred odds and start the round;
  • After each payout, you can view the round's overall statistics and recent winners in the left-hand corner of the screen.
Quantum X is a very easy and straightforward game.
Quantum X is a very easy and straightforward game.

Quantum X Game Tips

Quantum X is a game of chance. Your choices change how much you stake and when you take a win, not the odds. These tips help you manage your budget:

  • Play a few rounds in demo mode to learn how the JUMP and TAKE buttons work;
  • Start with small bets and keep an eye on your budget;
  • Low targets such as 1.30x–1.50x win more often but pay little, and they do not change the 95% RTP;
  • Make sure your internet connection is stable, because a lag can cost you a TAKE;
  • Ignore "signals" and statistics: each result is random;
  • Decide your cash-out target and budget before you start;
  • Always set a loss limit before playing so that you don't lose more than you can afford.
Quantum X tips for managing your budget.
Quantum X tips for managing your budget.

Quantum X betting systems and their limits

Results in Quantum X are random. Players use the betting styles below, but none of them changes the 95% RTP (a 5% house edge) or guarantees a win. Here are some basic styles of play:

Martingale Strategy

Martingale is a well-known progression system: it doubles the stake after each loss, aims for a 2x multiplier and repeats until a win. A losing run can empty your bankroll or hit the casino's maximum bet before a win comes, and Martingale does not change the 95% RTP.

Martingale strategy in Quantum X.
Martingale strategy in Quantum X.

Low-Risk Strategy

This means pressing TAKE early, at low multipliers, to lose less often. The winnings are smaller and come more often, but a bet that misses still loses the whole stake, and the 95% RTP applies to every bet.

Minimize your risk in Quantum X with this strategy.
Minimize your risk in Quantum X with this strategy.

High-Risk Strategy

Here players collect several photons and wait for high multipliers before pressing TAKE. It pays more when it works but loses more often, and the 95% RTP still applies.

Wait for higher multipliers before cashing out in Quantum X.
Wait for higher multipliers before cashing out in Quantum X.

Written by

BestCasinosBD Editorial Team

Editorial team

The BestCasinosBD editorial team writes and fact-checks every page. It checks bonus, licence and payment claims against operators' own public pages and official sources, and records the date of each check.