Mobile / Casino
Every term you encounter on 3999app — from your bKash deposit confirmation to the RNG label on a slot — is explained here in plain language. This glossary covers game mechanics, odds, account language and payment conditions so you can read any screen with confidence.
When you know what a term means, you make faster decisions. Seeing 'volatility: high' on a slot tells you the payout pattern before you stake anything. Spotting 'rollover x5' on a information tells you exactly what account activity is required before a withdrawal clears.
Terms like RTP, volatility, RNG, payline and multiplier appear on individual game screens and in the game info panel. Open any slot or live table on 3999app and tap the info icon to see which of these the provider has published for that title.
Asian handicap, over/under, decimal odds and spread are visible on the sportsbook page. Cricket markets — including BPL and international fixtures — use these labels on every match card, so knowing them helps you read a line before you place it.
Deposit, withdrawal, pending, cleared and e-wallet are the terms you see in your account transaction history after a bKash or Nagad transfer. Each step in the payment flow is labelled, and the status updates as the transaction moves through confirmation.
Rollover, turnover, wagering requirement and eligible games are the terms attached to any active information. These appear in the information detail screen inside your account. Read them before you accept so you know which games count toward the requirement.
RTP stands for Return to Player. It is the percentage of total stakes a game is designed to return over a very large number of rounds.
House edge is the mathematical advantage the game holds over the player, expressed as a percentage. It is the inverse of RTP for slots and is calculated differently for table games.
Volatility describes how a slot distributes its payouts. High volatility means larger wins arrive less frequently; low volatility means smaller wins come more often. Neither is better — it depends on how you prefer to manage your balance across a session. Game info panels on 3999app show volatility where the provider has disclosed it.
A wager or turnover requirement is the total amount you must stake before funds tied to a information become eligible for withdrawal. If a requirement is stated as x10 on a 500 taka credit, you need to place 5,000 taka in qualifying bets. The information detail screen in your account shows which games count.
In slot terms, a jackpot is the highest prize tier a game can award, triggered by a specific symbol combination or a bonus feature. Fixed jackpots pay a set amount; progressive jackpots accumulate from a share of stakes across multiple rounds or machines. The game info panel states which type applies.
A live dealer game streams a real human dealer from a studio to your screen. You place bets through the interface while the dealer handles physical cards or a roulette wheel in real time.
Asian handicap is a betting format used in football and cricket that removes the draw outcome by giving one side a virtual head start or deficit.
Over/under is a market where you predict whether a measurable match statistic — total runs, total goals, total corners — will finish above or below a line set by the sportsbook. The line is shown on the market card. It does not require you to pick a winner, only whether the total clears the stated number.
Rollover is another term for wagering or turnover requirement. It specifies how many times a credited amount must be staked before it converts to withdrawable funds. The multiplier and eligible game list are both stated in the information terms accessible from your account area.
An e-wallet is a mobile-based payment account that holds funds separately from a bank. On 3999app, bKash and Nagad are the e-wallet options for deposits and withdrawals. You initiate the transfer from your mobile wallet app, and the transaction reference appears in your account history once it clears.
KYC stands for Know Your Customer. It is the identity verification process an account holder completes to confirm their details match the payment method on file. On 3999app, the KYC prompt appears in your account settings. You follow the fields and upload instructions shown there; the platform does not request information outside that screen.
Responsible-play limits are account-level controls that let you set boundaries on deposit amounts or session activity. They are configured in your account settings. The options available and how to activate them are described on the account help page; check that page for the current controls your account supports.
Knowing a term in isolation is one thing; seeing how several terms interact on the same screen is where it becomes useful. When you open a slot on 3999app, the game info panel may show RTP alongside volatility.
RTP and volatility appear together here. Use both to judge payout rate and session length before you start. The panel is accessible via the info icon on any slot title in the 3999app lobby.
Decimal odds and Asian handicap lines sit side by side on cricket and football cards. The handicap adjusts the result condition; the decimal sets the return. Both update in real time as the market moves.
Every bKash and Nagad transfer shows a status label — pending, cleared or failed. A cleared deposit means the funds are in your game wallet and available to stake. A pending status means the transfer is still being confirmed on the payment network.
Rollover multiplier, eligible games and expiry date are all listed here. Open this screen from your account area before accepting any information so you know the exact wagering condition attached to it.
If a term on any screen is not covered here or the explanation does not match what you are seeing in your account, reach out through the support routes published on the site. We can clarify what a specific label means in the context of your account or the game you are looking at.
Open the chat widget from any page on 3999app. Describe the term or screen you are asking about and the support team will explain it in the context of your account.
The help centre lists common account, payment and game questions with step-by-step answers. Search for the term you need or browse by category — payment, account, games — to find the relevant article.
For detailed questions about a specific transaction label or information condition, use the email contact published on the support page. Include your account reference and the screen or term you are asking about.
Open the slot and tap the info or help icon inside the game window. If the provider has published RTP for that title, it appears there. Not every provider discloses this figure, so it is shown only where the game itself surfaces it.
Go to your account area and open the active information detail. The screen shows the total wagering requirement, the amount already completed and the eligible games that count toward it. This updates after each qualifying round settles.
Pending means your bKash transfer has been initiated but the confirmation from the payment network has not yet reached your account. Once the network confirms, the status changes to cleared and the funds appear in your game wallet balance.
Yes. Your account transaction history lists every deposit and withdrawal, including Nagad transfers, with the date, amount, payment method and status for each entry. Open the transaction history section in your account to review the full record.
Some providers do not publish volatility data for their titles. Where it is not shown in the game info panel, it means the provider has not disclosed it for that game. You can use the RTP figure alone, or check community resources for player-reported patterns on that specific title.
Open your account settings and look for the verification or identity section. The screen lists the documents or steps required and shows your current verification status. Follow the fields and upload instructions shown there; do not send documents through any channel other than that screen.