An independent guide to understanding how online casino bonuses work, what the key terms mean and how to evaluate offers before you claim. 18+ only.
Casino bonuses are promotional offers provided by online casino operators to attract new customers or reward existing players. In the UK, these offers are regulated by the UK Gambling Commission and the Advertising Standards Authority, meaning operators must present them fairly and transparently.
Whilst bonuses can extend your playing time or provide additional opportunities to try games, they are not free money. Every bonus comes with terms and conditions that determine how it can be used and when (or whether) any resulting winnings can be withdrawn.
Also known as sign-up bonuses, these are offered to new customers upon registration and first deposit. They typically take the form of a matched deposit — for example, a 100% match up to £50 means the casino will match your first deposit pound for pound, up to a maximum of £50 in bonus funds. These bonus funds are subject to wagering requirements.
Free spins are commonly offered alongside welcome bonuses or as standalone promotions. They allow you to spin the reels on specific slot games without using your own funds. Winnings from free spins are usually credited as bonus money and subject to their own wagering requirements, though some operators offer wager-free spins.
Reload bonuses are available to existing customers on subsequent deposits. They typically offer a lower match percentage than welcome bonuses and may be available on specific days or as part of a loyalty scheme.
A growing number of UK operators now offer bonuses with no wagering requirements attached to winnings. These are generally considered more transparent, as any winnings can be withdrawn without meeting playthrough conditions. However, other terms such as maximum win caps may still apply.
Wagering requirements are the most significant condition attached to most casino bonuses. They specify how many times the bonus amount (and sometimes the deposit amount) must be wagered before winnings can be withdrawn.
In this example, you would need to place £700 in qualifying wagers before any bonus winnings become withdrawable. This does not mean you need to lose £700 — each wager placed counts towards the total, regardless of whether it wins or loses.
Wagering requirements in the UK market typically range from 20x to 50x, though some operators offer lower requirements or no-wagering offers. Lower is generally more favourable for the player.
Most bonuses must be used and wagering requirements completed within a set period, typically 7 to 30 days. If you do not meet the requirements in time, both the bonus and any associated winnings are usually forfeited.
Whilst playing with bonus funds, most casinos impose a maximum bet limit per spin or per hand — commonly £5. Exceeding this limit may result in bonus and winnings being voided.
Not all games contribute equally to wagering requirements. Slots typically count 100%, whilst table games may contribute 10–20% or be excluded entirely. Live dealer games often have reduced or zero weighting. Check the specific terms for each bonus.
Some bonuses, particularly those linked to free spins, impose a maximum amount that can be withdrawn from bonus winnings. For instance, a free spins offer may cap withdrawable winnings at £100 regardless of how much you win.
When deciding whether to claim a bonus, consider the following:
Wagering requirements specify how many times you must play through a bonus amount before any associated winnings can be withdrawn. For example, a 35x wagering requirement on a £10 bonus means you must place £350 in wagers before requesting a withdrawal.
No-wagering bonuses allow you to withdraw winnings without meeting playthrough requirements, which many players find more straightforward. However, they may come with other conditions such as lower bonus amounts, maximum win caps or restricted game eligibility. Always read the full terms.
Generally, no. Welcome bonuses are typically available to new customers only and are limited to one per person, per household and per IP address. Attempting to claim multiple bonuses through duplicate accounts is against operator terms and may result in account closure.
If you do not complete the wagering requirements within the specified time limit, both the bonus funds and any associated winnings are typically forfeited. Time limits vary by operator but commonly range from 7 to 30 days.
Not necessarily. Bonuses add conditions to your account and funds. If the wagering requirements, time limits or other terms do not suit your playing style, you may prefer to deposit and play without claiming a bonus. Some operators allow you to opt out of bonuses at the point of deposit.
Casino bonuses should never encourage you to gamble more than you intended or can afford. Set deposit limits, take regular breaks and never chase losses. If gambling is causing you concern, free support is available.
Responsible Gambling Information