The code is the easy part; the terms are the offer
Most players treat a bonus code as a magic word that unlocks free money. The more useful way to read it is as a key that opens a specific contract. The code itself does nothing except tell the operator's system which promotional terms to attach to your account. Whether any of the resulting balance ever becomes cash you can withdraw depends entirely on the terms behind that code, and those terms are written by the operator, not by the code.
When you enter a code during registration or in the cashier, the system credits a promotional balance or attaches a set of conditions to your next deposit. From that moment, you are playing under a ruleset that differs from normal deposited-cash play. The promotional balance is usually locked until you complete a wagering requirement, and the games you choose to play may not all count toward that requirement at the same rate.
What a wagering requirement measures
A wagering requirement, sometimes called playthrough, is a multiplier stating how much must be wagered before bonus-related funds can be withdrawn. It is not a number of spins or hands you must play; it is a total amount of turnover. If a 30x requirement applies to a 50-unit bonus, you must place wagers totalling 1,500 units before the bonus portion can move to a withdrawable balance. That is example arithmetic only, to show how the multiplier works; the actual multiplier on any offer is printed in its terms.
The requirement applies to wagers placed, not to money lost. A single unit can be wagered many times over as wins are recycled into further bets. A player can complete a large playthrough while their balance barely moves, and another player can bust out long before the requirement is met. The requirement measures turnover, not outcome.
Why not every game counts equally
Operators weight games differently because the house edge and the speed of play differ across game types. A slot spins quickly and carries a relatively predictable long-run return, so it usually counts fully toward playthrough. A blackjack hand played with a published basic strategy carries a much lower house edge, and a player can make decisions that slow the game down. If both counted fully, the bonus would be far more expensive for the operator to offer on blackjack than on slots.
Game weighting is the mechanism that adjusts for this. It is expressed as a percentage of each wager that counts toward the requirement. The terms page lists which game categories contribute at which rate. Some categories may contribute nothing at all, which means playing them while a bonus is active does not move you closer to clearing it.
| Game category | Typical weighting behaviour | What it means for clearing a bonus |
|---|---|---|
| Slots | Usually 100% | Every unit wagered counts fully toward playthrough |
| Table games | Often reduced or excluded | A wager may count partially or not at all |
| Live dealer games | Frequently excluded | Play does not advance the requirement |
| Video poker | Varies widely by operator | Check the terms; some titles count, others do not |
The weighting table is the single most important part of a bonus offer that players skip. A code can look generous while its terms quietly steer you toward the games where the operator's edge is strongest and the playthrough is hardest to survive.
The cap that limits what you can ever take out
A maximum-cashout cap sets an upper limit on how much of a bonus-derived balance can ever be withdrawn, no matter how well the playthrough goes. If a no-deposit bonus carries a cap, any balance above that figure is simply removed when you request a withdrawal. The cap applies to the bonus portion of the balance, and sometimes to winnings generated from it, depending on the operator's wording.
Caps are most common on no-deposit bonuses and free spins, where the operator is giving away value without receiving a deposit in return. They also appear on deposit-match offers, though less frequently. The cap is a number printed in the terms, and it is the number that determines whether an offer is worth your time. A bonus with a high wagering requirement and a low cashout cap is, in practice, a small fixed-value coupon dressed up as a larger opportunity.
Expiry windows and why they matter
Every promotional balance carries a clock. The expiry window is the period within which the wagering requirement must be completed. When the window closes, the operator removes the bonus balance and any winnings still attached to it. The window is usually measured from the moment the bonus is credited, not from the moment you start playing.
An expiry window interacts with the wagering requirement to create a pace. A large playthrough that must be completed in a short window forces a high volume of play per day, which increases the total amount wagered and therefore the expected loss over that period. A longer window lets you spread the same playthrough over more sessions, which does not change the mathematics of the bonus but does change how it feels and how much of your own time it consumes.
How loyalty value is constructed differently
A loyalty or comp programme is not a bonus code. It is a standing arrangement that tracks your play and returns a portion of its value to you in the form of points, credits or perks. The value does not come from a promotional balance; it comes from the operator's estimate of how much your play is worth to them.
That estimate is built on a concept called theoretical loss. It is the average amount a player is expected to lose over a given period, calculated from three inputs: the average bet size, the number of decisions or spins per hour, and the house edge on the games being played. As an example, suppose a player bets 5 units per spin on a game with a 4% house edge and plays 200 spins per hour. The theoretical loss per hour is 5 times 200 times 0.04, or 40 units per hour. Those are example inputs chosen to show the arithmetic; the actual inputs vary by player and by game.
| Programme element | What it is | How its value is set |
|---|---|---|
| Points earned | A running balance from tracked play | Derived from theoretical loss, not actual loss |
| Tier status | A level within the programme | Based on cumulative tracked play over a period |
| Comps and perks | Non-cash benefits offered to players | Priced as a share of the player's theoretical value |
| Redeemable credit | Points converted to cash or play credit | Usually a small percentage of total wagers |
The key difference from a bonus code is that loyalty value accrues slowly and is always a fraction of the value the player generates. A comp is not a gift; it is a rebate on expected loss. The operator can afford to give it because the house edge guarantees that, over a large number of tracked decisions, the average player will lose more than the comp is worth.
Reading an offer before you opt in
Every bonus offer can be reduced to four questions. What is the wagering requirement, stated as a multiplier and applied to which amounts? Which games count, and at what weighting? What is the maximum cashout, if any? How long do you have to complete the playthrough before the balance expires?
Those four answers tell you the real shape of the offer. A code that looks like free money is usually a structured discount on expected loss. The terms are not fine print; they are the product. When the terms are unclear, the operator's promotions page or support channel is the place to ask before you claim, not after.
FAQ
Can I withdraw a bonus immediately after entering the code?
No. A bonus balance is locked until the wagering requirement is completed and any other conditions, such as game weighting and the expiry window, are satisfied. Until then, the bonus portion of your balance is promotional funds, not withdrawable cash.
Why does my bonus disappear if I stop playing for a while?
Most bonuses carry an expiry window. If the playthrough is not completed within that period, the operator removes the bonus balance and any winnings still attached to it. The window is usually stated in the offer terms and runs from the moment the bonus is credited.
Do loyalty points work the same way as a bonus code?
Not exactly. A bonus code creates a one-time promotional balance with fixed clearing conditions. Loyalty points accrue continuously from tracked play and are valued as a share of your theoretical loss. Both are forms of promotional value, but they are constructed and released differently.
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This article is general information about how these mechanics work. It is not legal advice and not a recommendation to gamble or to use any particular operator. Availability and legality differ by jurisdiction — check the rules that apply where you are.